{"id":28979,"date":"2025-09-16T11:47:36","date_gmt":"2025-09-16T03:47:36","guid":{"rendered":"https:\/\/pxisource.com\/?post_type=product&#038;p=28979"},"modified":"2026-08-27T21:32:16","modified_gmt":"2026-08-27T13:32:16","slug":"pxi-6624","status":"publish","type":"product","link":"https:\/\/pxisource.com\/ru\/product\/pxi-6624\/","title":{"rendered":"PXI-6624"},"content":{"rendered":"<h3>Product Introduction<\/h3>\n<p>\n\u0417\u0435\u043c\u043b\u044f <strong>PXI\u20116624<\/strong> \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f <strong>isolated 48 VDC, eight-channel PXI counter\/timer module<\/strong> designed for industrial event counting, frequency measurement, encoder monitoring, pulse measurement and pulse generation applications.\n<\/p>\n<p>\nThe module provides <strong>eight 32-bit up\/down counters<\/strong>, 26 isolated digital inputs and eight isolated sinking digital outputs. Its channel-to-channel isolation and support for signals up to 48 VDC make it suitable for connecting industrial sensors, encoders, switches, actuators and production equipment to a <a href=\"https:\/\/pxisource.com\/ru\/product-category\/%d0%bd%d0%b8\/pxi-%d1%81%d0%b8%d1%81%d1%82%d0%b5%d0%bc%d1%81\/\">PXI test system<\/a>.\n<\/p>\n<p>\nThe PXI\u20116624 supports event counting, period and frequency measurement, quadrature encoder measurement, pulse-width measurement, retriggerable pulse generation, buffered event counting and continuous pulse-train generation.\n<\/p>\n<h3>Product Overview<\/h3>\n<p>\n\u0417\u0435\u043c\u043b\u044f <strong>National Instruments PXI\u20116624<\/strong> belongs to the NI counter\/timer device family. Its standard NI part number is <strong>778975\u201101<\/strong>.\n<\/p>\n<p>\nUnlike general-purpose TTL counter\/timer modules, the PXI\u20116624 provides isolated industrial I\/O capable of working with signals up to 48 VDC.\n<\/p>\n<p>\nA typical system architecture is:\n<\/p>\n<p>\n<strong>Industrial Sensor \/ Encoder \/ DUT \u2194 PXI\u20116624 \u2194 PXI Chassis \u2194 PXI Controller \u2194 Test Software<\/strong>\n<\/p>\n<p>\nThe isolated inputs receive events, encoder phases, gates and trigger signals. The onboard counters perform timing and counting functions, while the isolated outputs generate pulses or control compatible external loads.\n<\/p>\n<h3>Key Features<\/h3>\n<h4>Eight 32-Bit Counter\/Timers<\/h4>\n<p>\nThe PXI\u20116624 provides <strong>eight independent 32-bit up\/down counter\/timers<\/strong>.\n<\/p>\n<p>\nEach counter can support functions such as:\n<\/p>\n<ul>\n<li>\u041f\u043e\u0434\u0441\u0447\u0435\u0442 \u0441\u043e\u0431\u044b\u0442\u0438\u0439<\/li>\n<li>Period measurement<\/li>\n<li>Frequency measurement<\/li>\n<li>Pulse-width measurement<\/li>\n<li>Two-signal edge separation measurement<\/li>\n<li>Quadrature encoder position measurement<\/li>\n<li>\u0413\u0435\u043d\u0435\u0440\u0430\u0446\u0438\u044f \u0438\u043c\u043f\u0443\u043b\u044c\u0441\u043e\u0432<\/li>\n<li>Pulse-train generation<\/li>\n<li>Retriggerable pulse generation<\/li>\n<\/ul>\n<p>\nThe 32-bit counter resolution provides a maximum count value of 4,294,967,295 before rollover.\n<\/p>\n<h4>26 Isolated Digital Inputs<\/h4>\n<p>\nThe PXI\u20116624 provides <strong>26 isolated digital inputs<\/strong>, including three input terminals associated with each counter and two additional programmable function inputs.\n<\/p>\n<p>\nThese input channels can connect to:\n<\/p>\n<ul>\n<li>Proximity sensors<\/li>\n<li>Photoelectric sensors<\/li>\n<li>Mechanical switches<\/li>\n<li>Quadrature encoders<\/li>\n<li>Industrial pulse sources<\/li>\n<li>External gates<\/li>\n<li>Trigger signals<\/li>\n<li>Machine-status outputs<\/li>\n<\/ul>\n<p>\nEach input uses a driven reference connection to either supply or ground, with two terminals provided per input.\n<\/p>\n<h4>Eight Isolated Digital Outputs<\/h4>\n<p>\nThe module provides <strong>eight isolated sinking digital outputs<\/strong>, with one output associated with each counter.\n<\/p>\n<p>\nThe outputs support load voltages from 5 VDC to 48 VDC and switching currents up to 100 mA per channel.\n<\/p>\n<p>\nThey can be used for:\n<\/p>\n<ul>\n<li>\u0413\u0435\u043d\u0435\u0440\u0430\u0446\u0438\u044f \u0438\u043c\u043f\u0443\u043b\u044c\u0441\u043e\u0432<\/li>\n<li>Pulse-train generation<\/li>\n<li>External triggering<\/li>\n<li>Indicator control<\/li>\n<li>Relay or interface control through suitable circuits<\/li>\n<li>Machine sequencing<\/li>\n<li>Test-fixture control<\/li>\n<\/ul>\n<h4>Up to 48 VDC Industrial I\/O<\/h4>\n<p>\nThe isolated inputs accept signals up to <strong>48 VDC<\/strong>, and the sinking outputs support external load supplies from 5 VDC to 48 VDC.\n<\/p>\n<p>\nThis voltage capability allows the PXI\u20116624 to interface with industrial devices that operate above conventional 3.3 V or 5 V TTL logic levels.\n<\/p>\n<h4>Channel-to-Channel Isolation<\/h4>\n<p>\nThe PXI\u20116624 provides <strong>60 VDC channel-to-channel isolation<\/strong> and 60 VDC channel-to-earth-ground isolation for Measurement Category I applications.\n<\/p>\n<p>\nIsolation can help:\n<\/p>\n<ul>\n<li>Break unwanted ground-current paths<\/li>\n<li>Reduce the effects of ground-potential differences<\/li>\n<li>Protect low-voltage PXI system circuitry<\/li>\n<li>Connect sensors using different reference potentials<\/li>\n<li>Improve reliability in industrial test environments<\/li>\n<\/ul>\n<p>\nThe module is not intended for direct connection to MAINS circuits or Measurement Categories II, III or IV.\n<\/p>\n<h4>400 kHz Isolated Input and Output Operation<\/h4>\n<p>\nThe isolated digital inputs support frequencies up to <strong>400 kHz<\/strong>. The isolated outputs also support switching frequencies up to 400 kHz under the specified load and wiring conditions.\n<\/p>\n<p>\nThe documented minimum input and output pulse width is 1 \u00b5s.\n<\/p>\n<p>\nThese specifications make the module suitable for industrial counters, encoders and pulse signals while maintaining isolated I\/O.\n<\/p>\n<h4>20 MHz Maximum Counter Source Frequency<\/h4>\n<p>\nThe counter\/timer circuitry supports a maximum source frequency of <strong>20 MHz<\/strong>.\n<\/p>\n<p>\nAvailable internal base clocks include:\n<\/p>\n<ul>\n<li>100 kHz timebase<\/li>\n<li>20 MHz timebase<\/li>\n<\/ul>\n<p>\nThe base-clock accuracy is 50 ppm over the specified temperature range.\n<\/p>\n<h4>Buffered Counter Measurements<\/h4>\n<p>\nThe PXI\u20116624 supports DMA and interrupt-based data transfer for counter\/timer applications.\n<\/p>\n<p>\nBuffered capabilities can be used for:\n<\/p>\n<ul>\n<li>Continuous event counting<\/li>\n<li>Buffered period measurement<\/li>\n<li>Buffered frequency measurement<\/li>\n<li>Timestamped edge acquisition<\/li>\n<li>Continuous pulse-train measurement<\/li>\n<li>Encoder position recording<\/li>\n<\/ul>\n<p>\nDMA resources are available for up to three channels simultaneously, depending on the configured measurement task.\n<\/p>\n<h4>PXI Trigger Bus Integration<\/h4>\n<p>\nThe PXI\u20116624 can use PXI timing and triggering resources to coordinate its counter\/timer functions with other modules in the system.\n<\/p>\n<p>\nAvailable PXI resources include:\n<\/p>\n<ul>\n<li>Six PXI trigger lines<\/li>\n<li>One PXI star trigger<\/li>\n<li>One PXI clock<\/li>\n<\/ul>\n<p>\nThis integration is useful for synchronized automated test, multi-module event measurement and coordinated pulse generation.\n<\/p>\n<h3>Technical Specifications<\/h3>\n<table>\n<tr>\n<th>\u041f\u0430\u0440\u0430\u043c\u0435\u0442\u0440<\/th>\n<th>\u0421\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044f<\/th>\n<\/tr>\n<tr>\n<td width=\"280\">Product Type<\/td>\n<td>Isolated PXI Counter\/Timer Module<\/td>\n<\/tr>\n<tr>\n<td>\u041c\u043e\u0434\u0435\u043b\u044c<\/td>\n<td>PXI\u20116624<\/td>\n<\/tr>\n<tr>\n<td>Part Number<\/td>\n<td><strong>778975\u201101<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Manufacturer<\/td>\n<td>\u041d\u0430\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b\u0435 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u044b<\/td>\n<\/tr>\n<tr>\n<td>\u0428\u0438\u043d\u043d\u044b\u0439 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441<\/td>\n<td>PXI Hybrid<\/td>\n<\/tr>\n<tr>\n<td>Counter\/Timers<\/td>\n<td><strong>8 Up\/Down Counters<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Counter Resolution<\/td>\n<td>32 Bits<\/td>\n<\/tr>\n<tr>\n<td>Maximum Count<\/td>\n<td>4,294,967,295<\/td>\n<\/tr>\n<tr>\n<td>Maximum Counter Source Frequency<\/td>\n<td>20 MHz<\/td>\n<\/tr>\n<tr>\n<td>Available Base Clocks<\/td>\n<td>100 kHz and 20 MHz<\/td>\n<\/tr>\n<tr>\n<td>Base-Clock Accuracy<\/td>\n<td>50 ppm over Temperature<\/td>\n<\/tr>\n<tr>\n<td>Isolated Digital Inputs<\/td>\n<td><strong>26<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Maximum Input Frequency<\/td>\n<td>400 kHz<\/td>\n<\/tr>\n<tr>\n<td>Minimum Input Pulse Width<\/td>\n<td>1 \u043c\u043a\u0441<\/td>\n<\/tr>\n<tr>\n<td>Input Voltage Range<\/td>\n<td>Up to 48 VDC<\/td>\n<\/tr>\n<tr>\n<td>Typical Input ON Voltage<\/td>\n<td>2.5 V<\/td>\n<\/tr>\n<tr>\n<td>Guaranteed Input ON Voltage<\/td>\n<td>4.1 V<\/td>\n<\/tr>\n<tr>\n<td>Guaranteed Input OFF Voltage<\/td>\n<td>0.8 V<\/td>\n<\/tr>\n<tr>\n<td>Isolated Digital Outputs<\/td>\n<td><strong>8<\/strong><\/td>\n<\/tr>\n<tr>\n<td>\u0422\u0438\u043f \u0432\u044b\u0432\u043e\u0434\u0430<\/td>\n<td>Sinking, Low-Side Switch<\/td>\n<\/tr>\n<tr>\n<td>Output Load Voltage Range<\/td>\n<td>5 VDC to 48 VDC<\/td>\n<\/tr>\n<tr>\n<td>Maximum Switching Current<\/td>\n<td>100 mA per Channel<\/td>\n<\/tr>\n<tr>\n<td>Maximum Inrush Current<\/td>\n<td>600 mA per Channel<\/td>\n<\/tr>\n<tr>\n<td>Maximum Output Frequency<\/td>\n<td>400 kHz<\/td>\n<\/tr>\n<tr>\n<td>Minimum Output Pulse Width<\/td>\n<td>1 \u043c\u043a\u0441<\/td>\n<\/tr>\n<tr>\n<td>Channel-to-Channel Isolation<\/td>\n<td>60 VDC, Measurement Category I<\/td>\n<\/tr>\n<tr>\n<td>Channel-to-Earth Isolation<\/td>\n<td>60 VDC, Measurement Category I<\/td>\n<\/tr>\n<tr>\n<td>Data Transfer<\/td>\n<td>DMA for up to 3 Channels and Interrupts<\/td>\n<\/tr>\n<tr>\n<td>PXI Trigger Lines<\/td>\n<td>6<\/td>\n<\/tr>\n<tr>\n<td>PXI Star Trigger<\/td>\n<td>1<\/td>\n<\/tr>\n<tr>\n<td>PXI Clock<\/td>\n<td>1<\/td>\n<\/tr>\n<tr>\n<td>I\/O Connector<\/td>\n<td>100-Pin Female SCSI-II Type<\/td>\n<\/tr>\n<tr>\n<td>Recommended Cable<\/td>\n<td>SH100M-100M Flex Cable<\/td>\n<\/tr>\n<tr>\n<td>Recommended Connector Blocks<\/td>\n<td>SCB-100A or CB-100<\/td>\n<\/tr>\n<tr>\n<td>Operating Temperature<\/td>\n<td>0\u00b0C to 55\u00b0C<\/td>\n<\/tr>\n<tr>\n<td>Storage Temperature<\/td>\n<td>\u221220\u00b0C to 70\u00b0C<\/td>\n<\/tr>\n<tr>\n<td>Dimensions<\/td>\n<td>16.0 cm \u00d7 10.0 cm<\/td>\n<\/tr>\n<tr>\n<td>Primary Applications<\/td>\n<td>Event Counting, Frequency Measurement, Encoder Monitoring and Pulse Generation<\/td>\n<\/tr>\n<\/table>\n<h3>How Does the PXI\u20116624 Work?<\/h3>\n<p>\nThe PXI\u20116624 receives isolated industrial signals through its digital inputs and routes them to the onboard counter\/timer circuitry.\n<\/p>\n<p>\nA simplified measurement path is:\n<\/p>\n<p>\n<strong>Sensor \/ Encoder \/ Pulse Source \u2192 Isolated Input \u2192 32-Bit Counter \u2192 DMA \/ Interrupt \u2192 PXI Controller<\/strong>\n<\/p>\n<p>\nFor output applications, the signal path is:\n<\/p>\n<p>\n<strong>PXI Application \u2192 Counter Timing Engine \u2192 Isolated Sinking Output \u2192 External Load or DUT<\/strong>\n<\/p>\n<p>\nThe counter measures edges against an internal or external timebase. Software configures the counter task, source, gate, auxiliary input, direction, triggering and data-transfer method.\n<\/p>\n<h3>PXI\u20116624 Counter Architecture<\/h3>\n<p>\nEach counter can use multiple signals to perform advanced measurement and generation tasks.\n<\/p>\n<p>\nDepending on the application, counter terminals can be configured as:\n<\/p>\n<ul>\n<li>Source<\/li>\n<li>Gate<\/li>\n<li>Auxiliary input<\/li>\n<li>Output<\/li>\n<li>Encoder phase A<\/li>\n<li>Encoder phase B<\/li>\n<li>Encoder index<\/li>\n<\/ul>\n<p>\nThe 26 input channels provide three inputs per counter plus two additional PFI channels. This architecture supports more complex tasks than basic single-input event counting.\n<\/p>\n<h3>Event Counting<\/h3>\n<p>\nThe PXI\u20116624 can count rising or falling edges from industrial sensors, switches, encoders and other pulse-producing devices.\n<\/p>\n<p>\nTypical event-counting applications include:\n<\/p>\n<ul>\n<li>Parts counting<\/li>\n<li>Machine-cycle counting<\/li>\n<li>Production throughput monitoring<\/li>\n<li>Rotational event counting<\/li>\n<li>Flow-meter pulse counting<\/li>\n<li>Limit-switch monitoring<\/li>\n<li>Batch counting<\/li>\n<\/ul>\n<p>\nThe 32-bit counter provides a large count range, and buffered operation can record changes over time.\n<\/p>\n<h3>Frequency Measurement<\/h3>\n<p>\nThe PXI\u20116624 can measure the frequency of periodic industrial signals.\n<\/p>\n<p>\nFrequency measurements can be used for:\n<\/p>\n<ul>\n<li>Motor-speed monitoring<\/li>\n<li>Rotational-speed measurement<\/li>\n<li>Fan-speed measurement<\/li>\n<li>Flow-meter monitoring<\/li>\n<li>Pulse-source verification<\/li>\n<li>Production equipment diagnostics<\/li>\n<\/ul>\n<p>\nThe isolated input stage supports external signal frequencies up to 400 kHz, while the internal counter circuitry supports source frequencies up to 20 MHz.\n<\/p>\n<h3>Period Measurement<\/h3>\n<p>\nPeriod measurement determines the time between consecutive edges of an input signal.\n<\/p>\n<p>\nThis function can be useful when:\n<\/p>\n<ul>\n<li>The input frequency is relatively low<\/li>\n<li>Time between machine events must be measured<\/li>\n<li>Rotational period must be monitored<\/li>\n<li>Pulse timing variation must be analyzed<\/li>\n<li>Cycle duration must be verified<\/li>\n<\/ul>\n<h3>Pulse-Width Measurement<\/h3>\n<p>\nThe PXI\u20116624 can measure the time between the rising and falling edges of an isolated input pulse.\n<\/p>\n<p>\nPulse-width measurement can be used for:\n<\/p>\n<ul>\n<li>Duty-cycle analysis<\/li>\n<li>Actuator timing verification<\/li>\n<li>Pulse-output sensor testing<\/li>\n<li>Control-signal validation<\/li>\n<li>Industrial controller testing<\/li>\n<\/ul>\n<h3>Two-Signal Edge Separation Measurement<\/h3>\n<p>\nTwo-signal edge separation measures the time between an edge on one input and an edge on another input.\n<\/p>\n<p>\nThis capability can support:\n<\/p>\n<ul>\n<li>Sensor-response timing<\/li>\n<li>Actuator delay measurement<\/li>\n<li>Propagation-delay testing<\/li>\n<li>Sequence verification<\/li>\n<li>Machine timing analysis<\/li>\n<li>Trigger-to-response measurement<\/li>\n<\/ul>\n<h3>Quadrature Encoder Measurement<\/h3>\n<p>\nThe PXI\u20116624 can connect to compatible quadrature encoders through isolated input channels.\n<\/p>\n<p>\nQuadrature encoder measurements can determine:\n<\/p>\n<ul>\n<li>Position<\/li>\n<li>\u041d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435<\/li>\n<li>Relative motion<\/li>\n<li>Rotational displacement<\/li>\n<li>Linear displacement when used with a suitable encoder<\/li>\n<\/ul>\n<p>\nPhase A and phase B signals indicate movement and direction, while the optional index signal can provide a reference position.\n<\/p>\n<h3>Pulse Generation<\/h3>\n<p>\nEach counter can generate timed pulses through an associated isolated sinking output.\n<\/p>\n<p>\nGenerated pulses can be used for:\n<\/p>\n<ul>\n<li>Triggering external equipment<\/li>\n<li>Stimulating a DUT<\/li>\n<li>Controlling a test fixture<\/li>\n<li>Simulating a sensor output<\/li>\n<li>Generating timed machine-control signals<\/li>\n<li>Validating industrial inputs<\/li>\n<\/ul>\n<p>\nThe external load must be compatible with the sinking-output architecture and the 5 VDC to 48 VDC load-supply range.\n<\/p>\n<h3>Pulse-Train Generation<\/h3>\n<p>\nThe PXI\u20116624 can generate continuous or finite pulse trains with programmable timing.\n<\/p>\n<p>\nPulse trains can be used for:\n<\/p>\n<ul>\n<li>Clock generation<\/li>\n<li>Motor and motion-interface testing<\/li>\n<li>Sensor simulation<\/li>\n<li>Frequency-response testing<\/li>\n<li>Production fixture control<\/li>\n<li>Device synchronization<\/li>\n<\/ul>\n<h3>Retriggerable Pulse Generation<\/h3>\n<p>\nA retriggerable pulse task allows each qualifying trigger event to initiate or extend a configured output pulse.\n<\/p>\n<p>\nThis function is useful for:\n<\/p>\n<ul>\n<li>Watchdog-style timing<\/li>\n<li>Missing-pulse detection systems<\/li>\n<li>Event-controlled output extension<\/li>\n<li>Industrial alarm timing<\/li>\n<li>Trigger conditioning<\/li>\n<\/ul>\n<h3>Continuous Buffered Event Counting<\/h3>\n<p>\nBuffered event counting records counter values at defined sample events rather than reading only the current total.\n<\/p>\n<p>\nThis allows engineers to examine how event counts change over time and correlate counter measurements with other system data.\n<\/p>\n<p>\nPossible applications include:\n<\/p>\n<ul>\n<li>Production-rate monitoring<\/li>\n<li>Position tracking<\/li>\n<li>Flow accumulation<\/li>\n<li>Machine-cycle analysis<\/li>\n<li>Timestamp-related event recording<\/li>\n<\/ul>\n<h3>Industrial Isolation and Protection<\/h3>\n<p>\nThe PXI\u20116624 is designed for isolated industrial signals rather than direct TTL-only interfaces.\n<\/p>\n<p>\nInput protection includes current limiting and reverse\/overvoltage protection up to the documented limits.\n<\/p>\n<p>\nThe output circuitry includes short-circuit behavior that disables the affected output and periodically retries until the fault is removed.\n<\/p>\n<p>\nBefore connecting signals, verify:\n<\/p>\n<ul>\n<li>Signal voltage<\/li>\n<li>Input current<\/li>\n<li>Output load voltage<\/li>\n<li>Output load current<\/li>\n<li>Channel reference connection<\/li>\n<li>Isolation potential<\/li>\n<li>Measurement category<\/li>\n<li>Cable and connector wiring<\/li>\n<\/ul>\n<h3>Sinking Digital Output Operation<\/h3>\n<p>\nThe PXI\u20116624 outputs are low-side sinking switches. They do not source the load voltage.\n<\/p>\n<p>\nA typical output connection is:\n<\/p>\n<p>\n<strong>External Positive Supply \u2192 Load \u2192 PXI\u20116624 Output \u2192 Output Reference<\/strong>\n<\/p>\n<p>\nWhen the output turns on, it provides a current path toward the reference terminal.\n<\/p>\n<p>\nThe external supply and load must be selected so that channel voltage, switching current and total system limits are not exceeded.\n<\/p>\n<h3>PXI Triggering and Synchronization<\/h3>\n<p>\nThe PXI\u20116624 can route timing and trigger signals through the PXI backplane.\n<\/p>\n<p>\nThis enables coordination with compatible:\n<\/p>\n<ul>\n<li>Data acquisition modules<\/li>\n<li>Digitizers<\/li>\n<li>Waveform generators<\/li>\n<li>Digital I\/O modules<\/li>\n<li>Additional counter\/timer modules<\/li>\n<li>PXI timing and synchronization modules<\/li>\n<\/ul>\n<p>\nBackplane triggering reduces the need for external cabling between modules and can simplify synchronized test-system design.\n<\/p>\n<h3>PXI System Requirements<\/h3>\n<p>\nThe PXI\u20116624 is a module and cannot operate independently.\n<\/p>\n<p>\nA complete system normally requires:\n<\/p>\n<ul>\n<li>PXI\u20116624 counter\/timer module<\/li>\n<li>Compatible <a href=\"https:\/\/pxisource.com\/ru\/product-category\/%d0%bd%d0%b8\/pxi-%d1%81%d0%b8%d1%81%d1%82%d0%b5%d0%bc%d1%81\/pxi-chassis\/\">PXI or PXIe chassis<\/a> with a compatible hybrid slot<\/li>\n<li>Compatible <a href=\"https:\/\/pxisource.com\/ru\/product-category\/%d0%bd%d0%b8\/pxi-%d1%81%d0%b8%d1%81%d1%82%d0%b5%d0%bc%d1%81\/pxi-controller\/\">PXI controller<\/a> or remote-control connection<\/li>\n<li>100-pin cable<\/li>\n<li>Compatible terminal block or connector accessory<\/li>\n<li>NI\u2011DAQmx driver<\/li>\n<li>Compatible measurement or test software<\/li>\n<\/ul>\n<h3>Cables and Connector Accessories<\/h3>\n<p>\nThe PXI\u20116624 uses a 100-pin female SCSI-II-type I\/O connector.\n<\/p>\n<p>\nCommon connectivity options include:\n<\/p>\n<ul>\n<li><strong>SH100M-100M Flex Cable:<\/strong> 100-pin shielded cable for connecting the module to compatible accessories<\/li>\n<li><strong>SCB-100A:<\/strong> shielded connector block for signal wiring and noise reduction<\/li>\n<li><strong>CB-100:<\/strong> connector kit for DIN-rail, panel or desktop installation<\/li>\n<\/ul>\n<p>\nVerify connector-block compatibility, cable length and terminal pinout before wiring the DUT.\n<\/p>\n<h3>Automotive and Aerospace Testing<\/h3>\n<p>\nThe isolated counter and digital I\/O architecture makes the PXI\u20116624 suitable for selected automotive and aerospace test systems.\n<\/p>\n<p>\nPotential applications include:\n<\/p>\n<ul>\n<li>Rotational-speed measurement<\/li>\n<li>Encoder monitoring<\/li>\n<li>Actuator timing<\/li>\n<li>Pulse-output sensor validation<\/li>\n<li>Subsystem response measurement<\/li>\n<li>Automated functional testing<\/li>\n<li>Hardware-in-the-loop interface monitoring<\/li>\n<\/ul>\n<h3>Industrial and Motion Applications<\/h3>\n<p>\nThe PXI\u20116624 can connect to compatible industrial sensors and encoders in motion and machine-monitoring systems.\n<\/p>\n<p>\nPotential applications include:\n<\/p>\n<ul>\n<li>Conveyor position monitoring<\/li>\n<li>Motor-speed measurement<\/li>\n<li>Machine-cycle counting<\/li>\n<li>Quadrature encoder acquisition<\/li>\n<li>Limit-switch monitoring<\/li>\n<li>Production equipment timing<\/li>\n<li>Industrial pulse generation<\/li>\n<\/ul>\n<p>\nThe PXI\u20116624 is a measurement and test module and should not be treated as a complete safety-rated motion controller.\n<\/p>\n<h3>Manufacturing Test<\/h3>\n<p>\nThe module can be integrated into production systems that need to measure or generate isolated industrial timing signals.\n<\/p>\n<p>\nA typical manufacturing test sequence may include:\n<\/p>\n<ol>\n<li>Initialize the PXI system and NI\u2011DAQmx task.<\/li>\n<li>Configure the required counter input or output channels.<\/li>\n<li>Set the timebase, edge and triggering options.<\/li>\n<li>Apply power to the external sensor or load circuit.<\/li>\n<li>Generate a test stimulus when required.<\/li>\n<li>Measure frequency, period, pulse width or event count.<\/li>\n<li>Compare the result with the acceptance limits.<\/li>\n<li>Record the result and pass\/fail status.<\/li>\n<\/ol>\n<h3>System Integration Considerations<\/h3>\n<p>\nBefore selecting the PXI\u20116624, verify:\n<\/p>\n<ul>\n<li>Required number of counters<\/li>\n<li>Required counter resolution<\/li>\n<li>Input signal voltage<\/li>\n<li>Input signal frequency<\/li>\n<li>Required pulse-width range<\/li>\n<li>Encoder signal type<\/li>\n<li>Output load voltage<\/li>\n<li>Output switching current<\/li>\n<li>Need for channel-to-channel isolation<\/li>\n<li>Required DMA channels<\/li>\n<li>PXI trigger requirements<\/li>\n<li>Compatible chassis slot<\/li>\n<li>Connector block and cable requirements<\/li>\n<li>NI\u2011DAQmx and operating-system compatibility<\/li>\n<\/ul>\n<h3>Troubleshooting PXI\u20116624 Systems<\/h3>\n<p>\nIf the PXI\u20116624 does not count, measure or generate signals correctly, check the hardware, wiring and software configuration.\n<\/p>\n<ol>\n<li>Verify that the module is detected in NI Measurement &#038; Automation Explorer.<\/li>\n<li>Confirm that the correct NI\u2011DAQmx driver is installed.<\/li>\n<li>Check the selected counter and terminal assignments.<\/li>\n<li>Verify the source, gate and auxiliary input configuration.<\/li>\n<li>Confirm signal voltage and current levels.<\/li>\n<li>Check input-reference wiring.<\/li>\n<li>Verify the sinking-output external supply and load connection.<\/li>\n<li>Confirm that the input frequency does not exceed 400 kHz.<\/li>\n<li>Check the selected internal or external timebase.<\/li>\n<li>Verify edge polarity and encoder configuration.<\/li>\n<li>Check PXI trigger routing.<\/li>\n<li>Inspect the 100-pin cable and terminal-block wiring.<\/li>\n<li>Test the channel with NI\u2011MAX or a basic NI\u2011DAQmx example.<\/li>\n<\/ol>\n<h3>How to Choose a PXI Counter\/Timer Module<\/h3>\n<p>\nBefore purchasing a PXI counter\/timer module, determine:\n<\/p>\n<ul>\n<li>Required number of counters<\/li>\n<li>Required counter resolution<\/li>\n<li>Maximum input frequency<\/li>\n<li>Required industrial voltage range<\/li>\n<li>Need for isolation<\/li>\n<li>Required digital input count<\/li>\n<li>Required digital output count<\/li>\n<li>Sourcing or sinking output requirements<\/li>\n<li>Encoder measurement requirements<\/li>\n<li>Buffered measurement requirements<\/li>\n<li>Pulse-generation requirements<\/li>\n<li>PXI chassis and software compatibility<\/li>\n<\/ul>\n<h3>Industries<\/h3>\n<ul>\n<li>\u041f\u0440\u043e\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u0430\u044f \u0430\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0437\u0430\u0446\u0438\u044f<\/li>\n<li>Motion and Position Measurement<\/li>\n<li>Automotive Testing<\/li>\n<li>Aerospace Testing<\/li>\n<li>Manufacturing Test<\/li>\n<li>Electronics Production<\/li>\n<li>Machine Monitoring<\/li>\n<li>Research and Development<\/li>\n<li>Automated Test Equipment<\/li>\n<\/ul>\n<h3>Applications<\/h3>\n<h4>Event Counting<\/h4>\n<p>\nThe PXI\u20116624 can count isolated pulses from sensors, switches, machines and industrial equipment.\n<\/p>\n<h4>Frequency and Period Measurement<\/h4>\n<p>\nThe module can measure the frequency or period of compatible pulse signals for rotational-speed, flow and timing applications.\n<\/p>\n<h4>Quadrature Encoder Measurement<\/h4>\n<p>\nThree inputs per counter support phase A, phase B and index signals from compatible quadrature encoders.\n<\/p>\n<h4>Pulse-Width Measurement<\/h4>\n<p>\nThe PXI\u20116624 can measure the active duration of industrial pulse signals for duty-cycle and response-timing analysis.\n<\/p>\n<h4>Pulse and Pulse-Train Generation<\/h4>\n<p>\nEight isolated sinking outputs can generate programmable pulses and pulse trains for compatible loads and test fixtures.\n<\/p>\n<h4>Automated Manufacturing Test<\/h4>\n<p>\nCounter measurements and isolated digital outputs can be incorporated into automated pass\/fail test sequences.\n<\/p>\n<h3>PXI\u20116624 vs PCI\u20116624<\/h3>\n<table>\n<tr>\n<th>\u0424\u0443\u043d\u043a\u0446\u0438\u044f<\/th>\n<th>PXI\u20116624<\/th>\n<th>PCI\u20116624<\/th>\n<\/tr>\n<tr>\n<td>\u0428\u0438\u043d\u043d\u044b\u0439 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441<\/td>\n<td><strong>PXI Hybrid<\/strong><\/td>\n<td>PCI<\/td>\n<\/tr>\n<tr>\n<td>Counter\/Timers<\/td>\n<td>8<\/td>\n<td>8<\/td>\n<\/tr>\n<tr>\n<td>Counter Resolution<\/td>\n<td>32 Bits<\/td>\n<td>32 Bits<\/td>\n<\/tr>\n<tr>\n<td>Isolated Inputs<\/td>\n<td>26<\/td>\n<td>26<\/td>\n<\/tr>\n<tr>\n<td>Isolated Outputs<\/td>\n<td>8<\/td>\n<td>8<\/td>\n<\/tr>\n<tr>\n<td>PXI \u0422\u0440\u0438\u0433\u0433\u0435\u0440\u043d\u0430\u044f \u0448\u0438\u043d\u0430<\/td>\n<td><strong>Supported<\/strong><\/td>\n<td>Not Available<\/td>\n<\/tr>\n<tr>\n<td>System Type<\/td>\n<td>Modular PXI Test System<\/td>\n<td>Desktop Computer with PCI Slot<\/td>\n<\/tr>\n<tr>\n<td>Part Number<\/td>\n<td>778975\u201101<\/td>\n<td>778834\u201101<\/td>\n<\/tr>\n<\/table>\n<p>\nBoth models provide similar isolated counter\/timer functionality. The PXI\u20116624 is the appropriate version for modular PXI systems requiring backplane triggering and integration with other PXI instruments.\n<\/p>\n<h3>PXI\u20116624 vs Standard TTL Counter\/Timer Modules<\/h3>\n<table>\n<tr>\n<th>\u0424\u0443\u043d\u043a\u0446\u0438\u044f<\/th>\n<th>PXI\u20116624<\/th>\n<th>Standard TTL Counter\/Timer<\/th>\n<\/tr>\n<tr>\n<td>\u0412\u0445\u043e\u0434\u043d\u043e\u0435 \u043d\u0430\u043f\u0440\u044f\u0436\u0435\u043d\u0438\u0435<\/td>\n<td><strong>Up to 48 VDC<\/strong><\/td>\n<td>Typically 5 V TTL<\/td>\n<\/tr>\n<tr>\n<td>Channel Isolation<\/td>\n<td><strong>60 VDC Channel-to-Channel<\/strong><\/td>\n<td>Often Nonisolated<\/td>\n<\/tr>\n<tr>\n<td>Digital Inputs<\/td>\n<td>26 Isolated Inputs<\/td>\n<td>Model Dependent<\/td>\n<\/tr>\n<tr>\n<td>Digital Outputs<\/td>\n<td>8 Isolated Sinking Outputs<\/td>\n<td>Usually TTL Logic Outputs<\/td>\n<\/tr>\n<tr>\n<td>Maximum Isolated I\/O Frequency<\/td>\n<td>400 kHz<\/td>\n<td>Potentially Higher<\/td>\n<\/tr>\n<tr>\n<td>Best For<\/td>\n<td>Industrial Sensors and Control Signals<\/td>\n<td>Low-Voltage Electronic Signals<\/td>\n<\/tr>\n<\/table>\n<p>\nChoose the PXI\u20116624 when isolation and industrial voltage compatibility are more important than the higher edge rates available from nonisolated TTL counter\/timer hardware.\n<\/p>\n<h3>Recommended Related Products<\/h3>\n<table>\n<tr>\n<td width=\"220\"><strong>PCI\u20116624<\/strong><\/td>\n<td>PCI version of the isolated eight-channel counter\/timer device for compatible desktop computers.<\/td>\n<\/tr>\n<tr>\n<td><strong>PXI\u20116602<\/strong><\/td>\n<td>PXI counter\/timer module for high-speed TTL event counting, frequency measurement and pulse generation.<\/td>\n<\/tr>\n<tr>\n<td><strong>PXIe\u20116612<\/strong><\/td>\n<td>PXI Express counter\/timer module for advanced timing, encoder and digital pulse applications.<\/td>\n<\/tr>\n<tr>\n<td><strong>SH100M-100M<\/strong><\/td>\n<td>100-pin shielded cable for connecting the PXI\u20116624 to compatible terminal accessories.<\/td>\n<\/tr>\n<tr>\n<td><strong>SCB-100A<\/strong><\/td>\n<td>Shielded 100-pin connector block for organized PXI\u20116624 signal wiring.<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/pxisource.com\/ru\/product-category\/%d0%bd%d0%b8\/pxi-%d1%81%d0%b8%d1%81%d1%82%d0%b5%d0%bc%d1%81\/%d0%bc%d0%be%d0%b4%d1%83%d0%bb%d0%b8-pxi\/\"><strong>NI PXI Modules<\/strong><\/a><\/td>\n<td>Modular instruments for timing, data acquisition, digital I\/O and automated test systems.<\/td>\n<\/tr>\n<\/table>\n<h3>Why Choose PXI\u20116624?<\/h3>\n<ul>\n<li>Eight 32-bit up\/down counter\/timers<\/li>\n<li>26 isolated digital inputs<\/li>\n<li>Eight isolated sinking digital outputs<\/li>\n<li>Input voltage support up to 48 VDC<\/li>\n<li>Output load range from 5 VDC to 48 VDC<\/li>\n<li>60 VDC channel-to-channel isolation<\/li>\n<li>Input and output frequencies up to 400 kHz<\/li>\n<li>Maximum counter source frequency of 20 MHz<\/li>\n<li>Event, period and frequency measurement<\/li>\n<li>Pulse-width and edge-separation measurement<\/li>\n<li>Quadrature encoder support<\/li>\n<li>Pulse and pulse-train generation<\/li>\n<li>Buffered counter measurements<\/li>\n<li>PXI trigger bus integration<\/li>\n<li>Suitable for industrial and manufacturing test<\/li>\n<\/ul>\n<h3>Frequently Asked Questions<\/h3>\n<h4>What is the PXI\u20116624?<\/h4>\n<p>\nThe PXI\u20116624 is an isolated 48 VDC PXI counter\/timer module with eight 32-bit counters, 26 digital inputs and eight sinking digital outputs.\n<\/p>\n<h4>What is the part number for the PXI\u20116624?<\/h4>\n<p>\nThe standard National Instruments part number for the PXI\u20116624 is <strong>778975\u201101<\/strong>.\n<\/p>\n<h4>How many counters does the PXI\u20116624 provide?<\/h4>\n<p>\nThe module provides eight independent 32-bit up\/down counter\/timers.\n<\/p>\n<h4>What is the maximum counter value?<\/h4>\n<p>\nEach 32-bit counter can count up to 4,294,967,295 before rollover.\n<\/p>\n<h4>How many digital inputs does the PXI\u20116624 have?<\/h4>\n<p>\nThe PXI\u20116624 provides 26 isolated digital inputs, including three inputs per counter and two additional PFI inputs.\n<\/p>\n<h4>How many digital outputs does the PXI\u20116624 have?<\/h4>\n<p>\nIt provides eight isolated sinking digital outputs, with one output associated with each counter.\n<\/p>\n<h4>What input voltage does the PXI\u20116624 support?<\/h4>\n<p>\nThe isolated inputs support compatible signals up to 48 VDC.\n<\/p>\n<h4>What is the maximum isolated input frequency?<\/h4>\n<p>\nThe isolated inputs support frequencies up to 400 kHz.\n<\/p>\n<h4>What is the maximum counter source frequency?<\/h4>\n<p>\nThe onboard counter circuitry supports a maximum source frequency of 20 MHz.\n<\/p>\n<h4>Does the PXI\u20116624 support quadrature encoders?<\/h4>\n<p>\nYes. It supports compatible quadrature encoder phase A, phase B and index signals.\n<\/p>\n<h4>Can the PXI\u20116624 generate pulses?<\/h4>\n<p>\nYes. It can generate single pulses, retriggerable pulses, finite pulse trains and continuous pulse trains through its isolated sinking outputs.\n<\/p>\n<h4>Are the PXI\u20116624 outputs sourcing or sinking?<\/h4>\n<p>\nThe outputs are sinking low-side switches. They require a compatible external load supply from 5 VDC to 48 VDC.\n<\/p>\n<h4>Does the PXI\u20116624 provide channel-to-channel isolation?<\/h4>\n<p>\nYes. The module provides 60 VDC channel-to-channel and channel-to-earth-ground isolation for Measurement Category I applications.\n<\/p>\n<h4>Can the PXI\u20116624 connect directly to MAINS voltage?<\/h4>\n<p>\nNo. It is intended for Measurement Category I circuits and must not be used for direct measurements in Categories II, III or IV.\n<\/p>\n<h4>Does the PXI\u20116624 require a PXI chassis?<\/h4>\n<p>\nYes. It must be installed in a compatible PXI or PXIe hybrid slot and used with a PXI controller or remote-control connection.\n<\/p>\n<h4>Which driver does the PXI\u20116624 use?<\/h4>\n<p>\nThe PXI\u20116624 uses the NI\u2011DAQmx driver for counter\/timer configuration, measurement and generation tasks.\n<\/p>\n<h4>Which cable is used with the PXI\u20116624?<\/h4>\n<p>\nA common compatible option is the SH100M-100M Flex cable, used with a suitable SCB-100A or CB-100 connector accessory.\n<\/p>\n<h4>What should I check before purchasing the PXI\u20116624?<\/h4>\n<p>\nVerify the required counter functions, input voltage and frequency, output load voltage and current, isolation requirements, chassis slot, cable, connector block, software compatibility and exact part number.\n<\/p>\n<h3>\u0417\u0430\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435<\/h3>\n<p>\n\u0417\u0435\u043c\u043b\u044f <strong>PXI\u20116624 Isolated 48 VDC Counter\/Timer Module<\/strong> provides eight 32-bit counters, 26 isolated digital inputs and eight isolated sinking outputs for industrial timing and control-signal applications. Its support for event counting, frequency and period measurement, quadrature encoders, pulse measurement, pulse generation and PXI synchronization makes it suitable for automotive, aerospace, motion, industrial automation and manufacturing test systems.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u0428\u0438\u043d\u043d\u044b\u0439 \u0441\u043e\u0435\u0434\u0438\u043d\u0438\u0442\u0435\u043b\u044c: PXI Hybrid<br \/>\n\u0412\u0441\u0442\u0440\u043e\u0435\u043d\u043d\u044b\u0439 \u0432\u044b\u0441\u043e\u043a\u043e\u0442\u043e\u0447\u043d\u044b\u0439 \u0433\u0435\u043d\u0435\u0440\u0430\u0442\u043e\u0440: \u041d\u0435\u0442<br \/>\n\u0426\u0438\u0444\u0440\u043e\u0432\u0430\u044f \u0438\u0437\u043e\u043b\u044f\u0446\u0438\u044f \u0432\u0445\u043e\u0434\u043e\u0432\/\u0432\u044b\u0445\u043e\u0434\u043e\u0432: 6 \u0412 \u0438\u0437\u043e\u043b\u044f\u0446\u0438\u044f \u043a\u0430\u043d\u0430\u043b-\u043a\u0430\u043d\u0430\u043b<br \/>\n\u041a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u043e \u0441\u0447\u0435\u0442\u0447\u0438\u043a\u043e\u0432\/\u0442\u0430\u0439\u043c\u0435\u0440\u043e\u0432: 8<br \/>\n\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f: NI<br \/>\n\u0418\u0437\u043c\u0435\u0440\u0435\u043d\u0438\u0435 \u0447\u0430\u0441\u0442\u043e\u0442\u044b: 40 \u043a\u0413\u0446<\/p>","protected":false},"featured_media":31276,"template":"","meta":{"_acf_changed":false},"product_brand":[18],"product_cat":[741],"product_tag":[],"class_list":["post-28979","product","type-product","status-publish","has-post-thumbnail","product_brand-national-instruments","product_cat-pxi-counter-timers","first","instock","shipping-taxable","purchasable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.0 (Yoast SEO v28.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>NI PXI-6624 PXI Counter\/Timer 778975-01, In Stock | Project 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