{"id":34519,"date":"2026-08-07T12:24:19","date_gmt":"2026-08-07T04:24:19","guid":{"rendered":"https:\/\/pxisource.com\/?post_type=product&#038;p=34519"},"modified":"2026-08-27T14:35:30","modified_gmt":"2026-08-27T06:35:30","slug":"pci-6519","status":"publish","type":"product","link":"https:\/\/pxisource.com\/ru\/product\/pci-6519\/","title":{"rendered":"PCI-6519"},"content":{"rendered":"<h3>Product Introduction<\/h3>\n<p>\n\u0417\u0435\u043c\u043b\u044f <strong>NI PCI-6519<\/strong> \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f <strong>32-channel bank-isolated industrial digital I\/O device<\/strong> designed for PCI-based industrial control, manufacturing test, machine monitoring, and automated test systems.\n<\/p>\n<p>\nThe PCI-6519 provides <strong>16 digital input channels and 16 digital output channels<\/strong>. Its digital inputs can be wired for <strong>sink or source configurations<\/strong>, while its 16 digital outputs use a <strong>current-sinking output architecture<\/strong>.\n<\/p>\n<p>\nWith support for industrial digital signals up to <strong>\u00b130 V<\/strong>, optical isolation, programmable power-up states, and digital I\/O watchdog functionality, the PCI-6519 is particularly suitable for applications requiring reliable communication between a PCI-based computer and industrial sensors, switches, relays, actuators, test fixtures, and production equipment.\n<\/p>\n<h3>Product Overview<\/h3>\n<p>\n\u0417\u0435\u043c\u043b\u044f <strong>National Instruments PCI-6519<\/strong> belongs to the NI 651x family of isolated industrial digital I\/O devices.\n<\/p>\n<p>\nIts basic architecture can be represented as:\n<\/p>\n<p>\n<strong>Industrial Sensors \/ Switches \u2192 Isolated Digital Inputs \u2192 PCI-6519 \u2192 PCI Bus \u2192 Host Application<\/strong>\n<\/p>\n<p>\nFor digital control:\n<\/p>\n<p>\n<strong>Host Application \u2192 PCI Bus \u2192 PCI-6519 \u2192 Sink Digital Outputs \u2192 External Load \/ Control Circuit<\/strong>\n<\/p>\n<p>\nThis architecture allows the PCI-6519 to perform industrial status monitoring and digital control from a single PCI device.\n<\/p>\n<h3>Key Features<\/h3>\n<h4>32 Total Digital I\/O Channels<\/h4>\n<p>\nThe PCI-6519 provides a total of <strong>32 dedicated digital channels<\/strong>:\n<\/p>\n<ul>\n<li>16 digital input channels<\/li>\n<li>16 digital output channels<\/li>\n<li>0 bidirectional digital channels<\/li>\n<\/ul>\n<p>\nThe dedicated input and output architecture makes the device suitable for industrial applications where the signal direction is predetermined by the machine, sensor, actuator, or test fixture.\n<\/p>\n<h4>16 Industrial Digital Inputs<\/h4>\n<p>\nThe PCI-6519 provides <strong>16 isolated digital input channels<\/strong> for monitoring compatible industrial signals.\n<\/p>\n<p>\nTypical input applications include:\n<\/p>\n<ul>\n<li>Proximity sensors<\/li>\n<li>Limit switches<\/li>\n<li>Machine status signals<\/li>\n<li>Alarm contacts<\/li>\n<li>Interlock signals<\/li>\n<li>Push buttons<\/li>\n<li>Fixture status signals<\/li>\n<li>Production equipment outputs<\/li>\n<\/ul>\n<h4>Sink or Source Input Configuration<\/h4>\n<p>\nAn important feature of the PCI-6519 is that each input bank can be wired in a <strong>source or sink configuration<\/strong>.\n<\/p>\n<p>\nThis provides additional flexibility when interfacing with different industrial sensors and control equipment.\n<\/p>\n<p>\nThe correct wiring configuration should always be selected according to the electrical architecture of the connected field device.\n<\/p>\n<h4>16 Current-Sinking Digital Outputs<\/h4>\n<p>\nThe PCI-6519 provides <strong>16 current-sinking digital output channels<\/strong>.\n<\/p>\n<p>\nThe sink-output architecture is an important purchasing specification because it determines how external loads and power supplies must be connected.\n<\/p>\n<p>\n\u0422\u0438\u043f\u0438\u0447\u043d\u044b\u0435 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0432\u043a\u043b\u044e\u0447\u0430\u044e\u0442:\n<\/p>\n<ul>\n<li>Relay control<\/li>\n<li>Indicator control<\/li>\n<li>Solenoid interface control<\/li>\n<li>Test fixture control<\/li>\n<li>Machine sequencing<\/li>\n<li>Alarm outputs<\/li>\n<li>Industrial actuator interfaces<\/li>\n<\/ul>\n<h4>\u00b130 V Industrial Digital I\/O<\/h4>\n<p>\nThe PCI-6519 is designed for industrial digital signals and supports an input voltage range of up to <strong>-30 V to +30 V<\/strong>.\n<\/p>\n<p>\nIts digital output voltage range also extends from <strong>-30 V to +30 V<\/strong>, making it suitable for many industrial control and manufacturing test applications.\n<\/p>\n<p>\nActual field wiring and operating voltage must remain within the complete electrical specifications of the device.\n<\/p>\n<h4>Bank-Isolated I\/O<\/h4>\n<p>\nThe PCI-6519 uses a <strong>bank-isolated digital I\/O architecture<\/strong>.\n<\/p>\n<p>\nElectrical isolation helps reduce problems associated with:\n<\/p>\n<ul>\n<li>Ground loops<\/li>\n<li>Ground-potential differences<\/li>\n<li>Industrial electrical noise<\/li>\n<li>Switching transients<\/li>\n<li>Motor and drive interference<\/li>\n<li>Multiple external power supplies<\/li>\n<\/ul>\n<p>\nThis makes the PCI-6519 more suitable for industrial field signals than many conventional nonisolated TTL digital I\/O boards.\n<\/p>\n<h4>Optically Isolated Channels<\/h4>\n<p>\nThe PCI-6519 uses optical isolation between the industrial field-side signals and the computer-side interface.\n<\/p>\n<p>\nOptical isolation provides electrical separation that can improve system robustness when the host computer is connected to machinery, production equipment, and other industrial devices.\n<\/p>\n<h4>Programmable Power-Up States<\/h4>\n<p>\nThe PCI-6519 supports <strong>programmable power-up states<\/strong>.\n<\/p>\n<p>\nThis allows software to define the initial state of the digital outputs when the system starts.\n<\/p>\n<p>\nPower-up state configuration is particularly useful when the outputs are connected to industrial actuators, relays, indicators, or other equipment that should start in a predetermined condition.\n<\/p>\n<h4>Digital I\/O Watchdog<\/h4>\n<p>\nThe PCI-6519 includes <strong>digital I\/O watchdog functionality<\/strong> for fault handling.\n<\/p>\n<p>\nIf the host computer or application stops responding, the watchdog can switch the outputs to configured safe states.\n<\/p>\n<p>\nThis functionality can be valuable in industrial automation and manufacturing test systems where uncontrolled output states could interrupt a process or leave equipment in an undesirable condition.\n<\/p>\n<h4>PCI Interface<\/h4>\n<p>\nThe PCI-6519 installs into a compatible conventional <strong>PCI slot<\/strong> in a desktop, industrial, or rackmount computer.\n<\/p>\n<p>\nIt is particularly useful for maintaining existing automation and test systems that continue to use PCI-based industrial computers.\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>Bank-Isolated Industrial Digital I\/O Device<\/td>\n<\/tr>\n<tr>\n<td>\u041c\u043e\u0434\u0435\u043b\u044c<\/td>\n<td>PCI-6519<\/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>Part Number<\/td>\n<td>779085-01<\/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>PCI<\/td>\n<\/tr>\n<tr>\n<td>Total Digital Channels<\/td>\n<td>32<\/td>\n<\/tr>\n<tr>\n<td>Digital Input Channels<\/td>\n<td>16<\/td>\n<\/tr>\n<tr>\n<td>Digital Output Channels<\/td>\n<td>16<\/td>\n<\/tr>\n<tr>\n<td>Bidirectional Digital Channels<\/td>\n<td>0<\/td>\n<\/tr>\n<tr>\n<td>Digital Input Configuration<\/td>\n<td>Sink \/ Source<\/td>\n<\/tr>\n<tr>\n<td>Digital Output Type<\/td>\n<td>Sink<\/td>\n<\/tr>\n<tr>\n<td>Digital Input Voltage Range<\/td>\n<td>-30 V to +30 V<\/td>\n<\/tr>\n<tr>\n<td>Digital Output Voltage Range<\/td>\n<td>-30 V to +30 V<\/td>\n<\/tr>\n<tr>\n<td>\u0418\u0437\u043e\u043b\u044f\u0446\u0438\u044f<\/td>\n<td>Bank-Isolated<\/td>\n<\/tr>\n<tr>\n<td>Isolation Technology<\/td>\n<td>Optical Isolation<\/td>\n<\/tr>\n<tr>\n<td>Programmable Power-Up States<\/td>\n<td>\u0414\u0430<\/td>\n<\/tr>\n<tr>\n<td>Digital I\/O Watchdog<\/td>\n<td>\u0414\u0430<\/td>\n<\/tr>\n<tr>\n<td>\u0422\u0438\u043f \u0440\u0430\u0437\u044a\u0435\u043c\u0430<\/td>\n<td>D-SUB<\/td>\n<\/tr>\n<tr>\n<td>Analog Input<\/td>\n<td>No<\/td>\n<\/tr>\n<tr>\n<td>Analog Output<\/td>\n<td>No<\/td>\n<\/tr>\n<tr>\n<td>Primary Applications<\/td>\n<td>Industrial Control, Manufacturing Test, Machine Monitoring and Automation<\/td>\n<\/tr>\n<\/table>\n<h3>How Does the PCI-6519 Work?<\/h3>\n<p>\nThe PCI-6519 provides an isolated interface between industrial field signals and a PCI-based host computer.\n<\/p>\n<p>\nFor input monitoring:\n<\/p>\n<p>\n<strong>Sensor \/ Switch \/ Equipment Signal \u2192 Isolated Input Bank \u2192 PCI-6519 \u2192 PCI Bus \u2192 Application Software<\/strong>\n<\/p>\n<p>\nFor output control:\n<\/p>\n<p>\n<strong>Application Software \u2192 PCI Bus \u2192 PCI-6519 \u2192 Sink Output \u2192 External Load<\/strong>\n<\/p>\n<p>\nThe computer can continuously monitor digital input states and control output channels according to the requirements of the automation or test application.\n<\/p>\n<h3>What Is a Sinking Digital Output?<\/h3>\n<p>\nThe PCI-6519 uses <strong>current-sinking digital outputs<\/strong>.\n<\/p>\n<p>\nIn a typical sinking-output circuit, the external load is connected between the positive side of an external power supply and the digital output. When the output activates, the PCI-6519 provides a path for current toward the field-side reference.\n<\/p>\n<p>\nA simplified architecture is:\n<\/p>\n<p>\n<strong>External +V \u2192 Load \u2192 PCI-6519 Sink Output \u2192 Field Reference<\/strong>\n<\/p>\n<p>\nThis output architecture is commonly used with industrial control equipment and should be considered carefully when selecting between different NI 651x models.\n<\/p>\n<h3>Sink vs Source Digital Output<\/h3>\n<p>\nSink and source outputs differ in the direction of current flow through the external load.\n<\/p>\n<table>\n<tr>\n<th>\u0422\u0438\u043f \u0432\u044b\u0432\u043e\u0434\u0430<\/th>\n<th>Typical Current Path<\/th>\n<th>Typical Application<\/th>\n<\/tr>\n<tr>\n<td>Sink Output<\/td>\n<td>External Supply \u2192 Load \u2192 Output<\/td>\n<td>Common Industrial Control Architecture<\/td>\n<\/tr>\n<tr>\n<td>Source Output<\/td>\n<td>Output \u2192 Load \u2192 Field Reference<\/td>\n<td>Alternative Industrial Control Architecture<\/td>\n<\/tr>\n<\/table>\n<p>\nThe PCI-6519 uses <strong>sink outputs<\/strong>. Therefore, the output architecture of existing field equipment should be checked before purchasing the device as a replacement.\n<\/p>\n<h3>Industrial Sensor Monitoring<\/h3>\n<p>\nThe 16 digital inputs can be used to monitor compatible discrete industrial sensors and equipment states.\n<\/p>\n<p>\nTypical signals include:\n<\/p>\n<ul>\n<li>Machine ready<\/li>\n<li>Cycle complete<\/li>\n<li>Product present<\/li>\n<li>Limit reached<\/li>\n<li>Door open or closed<\/li>\n<li>Alarm active<\/li>\n<li>Fixture locked<\/li>\n<li>DUT detected<\/li>\n<\/ul>\n<h3>Machine Control<\/h3>\n<p>\nThe 16 sink outputs can be used as part of an industrial machine-control architecture.\n<\/p>\n<p>\nA typical control process is:\n<\/p>\n<p>\n<strong>Read Inputs \u2192 Evaluate Control Logic \u2192 Update Outputs \u2192 Control External Equipment<\/strong>\n<\/p>\n<p>\nThe PCI-6519 is particularly useful when a computer-based application must interact with multiple discrete sensors and actuators.\n<\/p>\n<h3>Manufacturing Test<\/h3>\n<p>\nThe PCI-6519 is well suited for manufacturing test applications requiring isolated industrial digital signals.\n<\/p>\n<p>\nThe device can interface with:\n<\/p>\n<ul>\n<li>Test fixtures<\/li>\n<li>Relays<\/li>\n<li>Product sensors<\/li>\n<li>Interlocks<\/li>\n<li>DUT status outputs<\/li>\n<li>Pass\/fail indicators<\/li>\n<li>External test equipment<\/li>\n<\/ul>\n<h3>\u0410\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u0438\u0441\u043f\u044b\u0442\u0430\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u0441\u0438\u0441\u0442\u0435\u043c\u044b<\/h3>\n<p>\nThe PCI-6519 can provide digital monitoring and control functionality within an automated test system.\n<\/p>\n<p>\nA typical test sequence can:\n<\/p>\n<ol>\n<li>Initialize the PCI-6519.<\/li>\n<li>Configure the required digital channels.<\/li>\n<li>Verify fixture and equipment status.<\/li>\n<li>Detect the device under test.<\/li>\n<li>Activate the required digital outputs.<\/li>\n<li>Control relays or external interface circuitry.<\/li>\n<li>Monitor DUT digital responses.<\/li>\n<li>Evaluate pass\/fail conditions.<\/li>\n<li>Return outputs to the required safe state.<\/li>\n<\/ol>\n<h3>Programmable Power-Up States<\/h3>\n<p>\nIndustrial actuators and test fixtures may require defined output conditions when the computer starts.\n<\/p>\n<p>\nThe PCI-6519 allows the initial output state to be configured in software. This can help prevent unwanted output activation during system startup.\n<\/p>\n<p>\n\u0422\u0438\u043f\u0438\u0447\u043d\u044b\u0435 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0432\u043a\u043b\u044e\u0447\u0430\u044e\u0442:\n<\/p>\n<ul>\n<li>Keeping a relay disabled during startup<\/li>\n<li>Keeping a machine-enable signal inactive<\/li>\n<li>Maintaining an alarm output in a defined state<\/li>\n<li>Preventing unintended fixture movement<\/li>\n<\/ul>\n<h3>Watchdog-Based Fault Recovery<\/h3>\n<p>\nThe digital I\/O watchdog provides additional fault-handling functionality.\n<\/p>\n<p>\nIf communication with the application is interrupted, the outputs can transition to predefined states rather than remaining indefinitely in their previous operating condition.\n<\/p>\n<p>\nThis feature is useful for improving predictable behavior in industrial control and manufacturing test applications.\n<\/p>\n<h3>PCI-6519 vs PCI-6518<\/h3>\n<p>\n\u0417\u0435\u043c\u043b\u044f <strong>PCI-6519 and PCI-6518<\/strong> are closely related 16-input, 16-output industrial digital I\/O devices. One of the most important differences is the digital output architecture.\n<\/p>\n<table>\n<tr>\n<th>\u0424\u0443\u043d\u043a\u0446\u0438\u044f<\/th>\n<th>PCI-6519<\/th>\n<th>PCI-6518<\/th>\n<\/tr>\n<tr>\n<td>Bus<\/td>\n<td>PCI<\/td>\n<td>PCI<\/td>\n<\/tr>\n<tr>\n<td>Digital Inputs<\/td>\n<td>16<\/td>\n<td>16<\/td>\n<\/tr>\n<tr>\n<td>Digital Outputs<\/td>\n<td>16<\/td>\n<td>16<\/td>\n<\/tr>\n<tr>\n<td>Total Digital Channels<\/td>\n<td>32<\/td>\n<td>32<\/td>\n<\/tr>\n<tr>\n<td>Input Configuration<\/td>\n<td>Sink \/ Source<\/td>\n<td>Sink \/ Source<\/td>\n<\/tr>\n<tr>\n<td>Output Architecture<\/td>\n<td><strong>Sink<\/strong><\/td>\n<td><strong>Source<\/strong><\/td>\n<\/tr>\n<tr>\n<td>\u0418\u0437\u043e\u043b\u044f\u0446\u0438\u044f<\/td>\n<td>Bank-Isolated<\/td>\n<td>Bank-Isolated<\/td>\n<\/tr>\n<tr>\n<td>Primary Selection Factor<\/td>\n<td>Requires Sink Output Architecture<\/td>\n<td>Requires Source Output Architecture<\/td>\n<\/tr>\n<\/table>\n<p>\nFor replacement projects, PCI-6518 and PCI-6519 should not automatically be considered interchangeable. The field wiring and connected loads must be compatible with the required source or sink output architecture.\n<\/p>\n<h3>PCI-6519 vs PCI-6515<\/h3>\n<p>\nThe PCI-6519 and PCI-6515 both provide isolated industrial digital I\/O and current-sinking outputs, but they provide different channel counts.\n<\/p>\n<table>\n<tr>\n<th>\u0424\u0443\u043d\u043a\u0446\u0438\u044f<\/th>\n<th>PCI-6519<\/th>\n<th>PCI-6515<\/th>\n<\/tr>\n<tr>\n<td>Digital Inputs<\/td>\n<td><strong>16<\/strong><\/td>\n<td><strong>32<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Digital Outputs<\/td>\n<td><strong>16<\/strong><\/td>\n<td><strong>32<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Total Channels<\/td>\n<td>32<\/td>\n<td>64<\/td>\n<\/tr>\n<tr>\n<td>Output Architecture<\/td>\n<td>Sink<\/td>\n<td>Sink<\/td>\n<\/tr>\n<tr>\n<td>\u0418\u0437\u043e\u043b\u044f\u0446\u0438\u044f<\/td>\n<td>Bank-Isolated<\/td>\n<td>Bank-Isolated<\/td>\n<\/tr>\n<tr>\n<td>Best For<\/td>\n<td>Moderate I\/O Channel Requirements<\/td>\n<td>Higher-Density I\/O Requirements<\/td>\n<\/tr>\n<\/table>\n<h3>PCI-6519 vs PCI-6517<\/h3>\n<p>\nPCI-6517 and PCI-6519 both provide industrial digital I\/O, but the appropriate device depends on the required electrical architecture and application.\n<\/p>\n<p>\nBefore replacing one NI 651x device with another, compare:\n<\/p>\n<ul>\n<li>Digital input count<\/li>\n<li>Digital output count<\/li>\n<li>Sink\/source output architecture<\/li>\n<li>Input voltage requirements<\/li>\n<li>Output voltage requirements<\/li>\n<li>Output current requirements<\/li>\n<li>Isolation architecture<\/li>\n<li>Connector and cable compatibility<\/li>\n<\/ul>\n<h3>PCI-6519 vs Standard TTL Digital I\/O<\/h3>\n<table>\n<tr>\n<th>\u0424\u0443\u043d\u043a\u0446\u0438\u044f<\/th>\n<th>PCI-6519<\/th>\n<th>Typical TTL Digital I\/O<\/th>\n<\/tr>\n<tr>\n<td>Primary Application<\/td>\n<td>Industrial Control<\/td>\n<td>Low-Voltage Digital Logic<\/td>\n<\/tr>\n<tr>\n<td>Input Voltage Range<\/td>\n<td><strong>Up to \u00b130 V<\/strong><\/td>\n<td>Typically Low Voltage<\/td>\n<\/tr>\n<tr>\n<td>\u0418\u0437\u043e\u043b\u044f\u0446\u0438\u044f<\/td>\n<td><strong>Bank-Isolated<\/strong><\/td>\n<td>Typically Nonisolated<\/td>\n<\/tr>\n<tr>\n<td>\u0422\u0438\u043f \u0432\u044b\u0432\u043e\u0434\u0430<\/td>\n<td>Industrial Sink Output<\/td>\n<td>Logic-Level Output<\/td>\n<\/tr>\n<tr>\n<td>Power-Up States<\/td>\n<td><strong>Programmable<\/strong><\/td>\n<td>Model Dependent<\/td>\n<\/tr>\n<tr>\n<td>Watchdog<\/td>\n<td><strong>Supported<\/strong><\/td>\n<td>Model Dependent<\/td>\n<\/tr>\n<tr>\n<td>Best Application<\/td>\n<td>Machine and Manufacturing Equipment<\/td>\n<td>Electronic Logic Interfaces<\/td>\n<\/tr>\n<\/table>\n<h3>Output Current Considerations<\/h3>\n<p>\nThe maximum usable output current of the PCI-6519 depends on operating conditions including ambient temperature, number of simultaneously active lines, external voltage, duty cycle, and system airflow.\n<\/p>\n<p>\nFor example, NI specifies higher allowable current when only one line in a port is active than when all lines in the port are simultaneously loaded.\n<\/p>\n<p>\nFor this reason, the total load requirements should be evaluated using the official PCI-6519 current derating specifications rather than assuming that every output can continuously operate at the maximum single-channel current.\n<\/p>\n<h3>Overcurrent Protection<\/h3>\n<p>\nNI 651x industrial digital output devices incorporate protection considerations for output ports. However, external loads must still remain within the specified electrical limits.\n<\/p>\n<p>\nWhen controlling higher-current loads, use an appropriate external interface such as:\n<\/p>\n<ul>\n<li>Industrial relay<\/li>\n<li>Solid-state relay<\/li>\n<li>External transistor driver<\/li>\n<li>Contactor<\/li>\n<li>Dedicated actuator controller<\/li>\n<\/ul>\n<h3>Inductive Load Protection<\/h3>\n<p>\nRelays, solenoids, contactors, and other inductive loads can generate voltage transients when switched.\n<\/p>\n<p>\nAppropriate suppression components and external interface circuitry should be used where required to protect the PCI-6519 and improve system reliability.\n<\/p>\n<h3>D-SUB Connectivity<\/h3>\n<p>\nThe PCI-6519 uses a <strong>D-SUB I\/O connector<\/strong> for connection to external industrial signals.\n<\/p>\n<p>\nWhen selecting cables and terminal accessories, verify compatibility with the exact PCI-6519 connector and application wiring requirements.\n<\/p>\n<h3>Software Integration<\/h3>\n<p>\nThe PCI-6519 can be integrated into computer-based automation and test software for digital monitoring and control.\n<\/p>\n<p>\nTypical software operations include:\n<\/p>\n<ul>\n<li>Reading digital input states<\/li>\n<li>Writing digital outputs<\/li>\n<li>Configuring power-up states<\/li>\n<li>Configuring watchdog behavior<\/li>\n<li>Monitoring machine status<\/li>\n<li>Controlling test sequences<\/li>\n<\/ul>\n<h3>LabVIEW Applications<\/h3>\n<p>\nThe PCI-6519 can be incorporated into LabVIEW-based industrial control and automated test systems using the appropriate NI software environment.\n<\/p>\n<p>\n\u0422\u0438\u043f\u0438\u0447\u043d\u044b\u0435 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0432\u043a\u043b\u044e\u0447\u0430\u044e\u0442:\n<\/p>\n<ul>\n<li>Machine monitoring interfaces<\/li>\n<li>Manufacturing test systems<\/li>\n<li>Production test sequencing<\/li>\n<li>Relay control<\/li>\n<li>Equipment status dashboards<\/li>\n<li>Test fixture control<\/li>\n<li>Alarm monitoring<\/li>\n<\/ul>\n<h3>Legacy PCI System Replacement<\/h3>\n<p>\nThe PCI-6519 is particularly relevant for maintenance of existing industrial systems based on conventional PCI computers.\n<\/p>\n<p>\nWhen replacing an existing PCI-6519, verify:\n<\/p>\n<ul>\n<li>Exact model and part number<\/li>\n<li>PCI slot compatibility<\/li>\n<li>16 DI \/ 16 DO requirement<\/li>\n<li>Sink output requirement<\/li>\n<li>Field voltage<\/li>\n<li>Output current requirements<\/li>\n<li>Isolation requirements<\/li>\n<li>Existing cable compatibility<\/li>\n<li>Terminal block compatibility<\/li>\n<li>Driver compatibility<\/li>\n<li>Operating system compatibility<\/li>\n<li>Application software compatibility<\/li>\n<\/ul>\n<h3>How to Choose an Industrial Digital I\/O Device<\/h3>\n<p>\nBefore selecting the PCI-6519, evaluate:\n<\/p>\n<ul>\n<li>Required digital input count<\/li>\n<li>Required digital output count<\/li>\n<li>Sink or source output requirement<\/li>\n<li>Input voltage range<\/li>\n<li>Output voltage range<\/li>\n<li>Output current requirements<\/li>\n<li>Isolation requirements<\/li>\n<li>Programmable startup-state requirements<\/li>\n<li>Watchdog requirements<\/li>\n<li>PCI slot availability<\/li>\n<li>Cable and terminal block compatibility<\/li>\n<li>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>Manufacturing<\/li>\n<li>Automated Test<\/li>\n<li>Production Test<\/li>\n<li>Machine Building<\/li>\n<li>\u0410\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0437\u0430\u0446\u0438\u044f \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0441\u0442\u0432\u0430<\/li>\n<li>Electronic Manufacturing<\/li>\n<li>Industrial Equipment Testing<\/li>\n<li>\u041c\u043e\u043d\u0438\u0442\u043e\u0440\u0438\u043d\u0433 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0432<\/li>\n<li>Research and Development<\/li>\n<\/ul>\n<h3>Applications<\/h3>\n<h4>Industrial Control<\/h4>\n<p>\nThe PCI-6519 can monitor industrial digital inputs and control compatible external loads through its isolated sinking digital outputs.\n<\/p>\n<h4>Manufacturing Test<\/h4>\n<p>\nThe combination of isolated inputs, sinking outputs, programmable power-up states, and watchdog functionality makes the PCI-6519 suitable for manufacturing test equipment.\n<\/p>\n<h4>Machine Monitoring<\/h4>\n<p>\nThe 16 digital inputs can monitor sensors, switches, alarms, interlocks, and machine-status signals.\n<\/p>\n<h4>Test Fixture Control<\/h4>\n<p>\nThe 16 digital outputs can control compatible external relays, indicators, and interface circuitry within automated test fixtures.\n<\/p>\n<h4>\u0410\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0437\u0430\u0446\u0438\u044f \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0441\u0442\u0432\u0430<\/h4>\n<p>\nThe PCI-6519 can provide computer-based digital interfacing between production software and compatible industrial equipment.\n<\/p>\n<h4>Legacy System Maintenance<\/h4>\n<p>\nThe conventional PCI interface makes the PCI-6519 useful for maintaining existing industrial and manufacturing test systems without redesigning the complete hardware architecture.\n<\/p>\n<h3>Recommended Related Products<\/h3>\n<table>\n<tr>\n<td width=\"220\"><strong>PCI-6519<\/strong><\/td>\n<td>16 DI and 16 sink DO bank-isolated industrial digital I\/O device.<\/td>\n<\/tr>\n<tr>\n<td><strong>PCI-6518<\/strong><\/td>\n<td>Related 16 DI and 16 DO industrial digital I\/O device using source outputs.<\/td>\n<\/tr>\n<tr>\n<td><strong>PCI-6515<\/strong><\/td>\n<td>Higher-channel-count option with 32 DI and 32 sink DO.<\/td>\n<\/tr>\n<tr>\n<td><strong>PCI-6514<\/strong><\/td>\n<td>32 DI and 32 DO industrial digital I\/O option using source outputs.<\/td>\n<\/tr>\n<tr>\n<td><strong>PCI-6520<\/strong><\/td>\n<td>Related isolated industrial digital I\/O device for applications requiring a different isolation and I\/O architecture.<\/td>\n<\/tr>\n<tr>\n<td><strong>PCI-6521<\/strong><\/td>\n<td>Related industrial digital I\/O option for specialized isolated control applications.<\/td>\n<\/tr>\n<\/table>\n<h3>Why Choose PCI-6519?<\/h3>\n<ul>\n<li>32 total digital channels<\/li>\n<li>16 industrial digital inputs<\/li>\n<li>16 current-sinking digital outputs<\/li>\n<li>Sink\/source configurable input banks<\/li>\n<li>\u00b130 V industrial signal support<\/li>\n<li>Bank-isolated architecture<\/li>\n<li>Optically isolated field interface<\/li>\n<li>Programmable power-up states<\/li>\n<li>Digital I\/O watchdog functionality<\/li>\n<li>PCI host interface<\/li>\n<li>Suitable for industrial control<\/li>\n<li>Suitable for manufacturing test<\/li>\n<li>Suitable for machine monitoring<\/li>\n<li>Suitable for automated test<\/li>\n<li>Useful for legacy PCI systems<\/li>\n<\/ul>\n<h3>Frequently Asked Questions<\/h3>\n<h4>What is the NI PCI-6519?<\/h4>\n<p>\nThe NI PCI-6519 is a 32-channel bank-isolated industrial digital I\/O device for PCI-based computers. It provides 16 industrial digital inputs and 16 current-sinking digital outputs.\n<\/p>\n<h4>What is the part number of PCI-6519?<\/h4>\n<p>\nThe NI PCI-6519 is available under <strong>part number 779085-01<\/strong>.\n<\/p>\n<h4>How many digital inputs does PCI-6519 have?<\/h4>\n<p>\nThe PCI-6519 provides <strong>16 dedicated digital input channels<\/strong>.\n<\/p>\n<h4>How many digital outputs does PCI-6519 have?<\/h4>\n<p>\nThe PCI-6519 provides <strong>16 dedicated digital output channels<\/strong>.\n<\/p>\n<h4>Does PCI-6519 have 32 or 16 channels?<\/h4>\n<p>\nThe PCI-6519 is a <strong>32-channel digital I\/O device<\/strong> consisting of 16 digital inputs and 16 digital outputs.\n<\/p>\n<h4>Are the PCI-6519 inputs sink or source?<\/h4>\n<p>\nThe PCI-6519 input banks can be wired in <strong>sink or source configurations<\/strong>, providing flexibility for different industrial field devices.\n<\/p>\n<h4>What type of outputs does PCI-6519 use?<\/h4>\n<p>\nThe PCI-6519 provides <strong>current-sinking digital outputs<\/strong>.\n<\/p>\n<h4>What voltage does PCI-6519 support?<\/h4>\n<p>\nThe PCI-6519 supports an industrial digital input voltage range of <strong>-30 V to +30 V<\/strong>. Its output voltage range also extends from -30 V to +30 V, subject to the complete device electrical specifications.\n<\/p>\n<h4>Is PCI-6519 isolated?<\/h4>\n<p>\nYes. The PCI-6519 is a <strong>bank-isolated industrial digital I\/O device<\/strong> with optical isolation.\n<\/p>\n<h4>Does PCI-6519 support programmable power-up states?<\/h4>\n<p>\nYes. The PCI-6519 supports programmable power-up states so that initial digital output states can be configured for the application.\n<\/p>\n<h4>Does PCI-6519 have a watchdog?<\/h4>\n<p>\nYes. The PCI-6519 supports digital I\/O watchdog functionality that can transition outputs to configured safe states if a computer or application fault occurs.\n<\/p>\n<h4>What is the difference between PCI-6519 and PCI-6518?<\/h4>\n<p>\nBoth provide 16 digital inputs and 16 digital outputs. The major purchasing difference is the output architecture: <strong>PCI-6519 uses sink outputs, while PCI-6518 uses source outputs<\/strong>.\n<\/p>\n<h4>What is the difference between PCI-6519 and PCI-6515?<\/h4>\n<p>\nBoth use sinking digital outputs, but PCI-6519 provides 16 DI and 16 DO, while PCI-6515 provides 32 DI and 32 DO. PCI-6515 is therefore appropriate when a higher channel count is required.\n<\/p>\n<h4>Can PCI-6519 control relays?<\/h4>\n<p>\nYes, the sinking outputs can be used with compatible relay and interface circuitry. The relay voltage and current requirements must remain within the output specifications, or an appropriate external driver should be used.\n<\/p>\n<h4>Can PCI-6519 directly control a motor?<\/h4>\n<p>\nHigh-power motors should not be connected directly to the PCI-6519. Use an appropriate motor controller, contactor, relay, or external driver between the digital output and the motor.\n<\/p>\n<h4>Can PCI-6519 be used for factory automation?<\/h4>\n<p>\nYes. The industrial voltage range, isolation, sink outputs, configurable input architecture, power-up states, and watchdog functionality make it suitable for many factory automation and manufacturing test applications.\n<\/p>\n<h4>What connector does PCI-6519 use?<\/h4>\n<p>\nThe PCI-6519 uses a <strong>D-SUB connector<\/strong>. Verify the appropriate cable, terminal block, and pinout before installation.\n<\/p>\n<h4>What should I check before purchasing PCI-6519?<\/h4>\n<p>\nVerify the 16 DI and 16 DO configuration, sinking output requirement, \u00b130 V field signal requirements, output load current, isolation architecture, PCI slot compatibility, cable and terminal block requirements, driver compatibility, operating system, and existing application software.\n<\/p>\n<h3>\u0417\u0430\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435<\/h3>\n<p>\n\u0417\u0435\u043c\u043b\u044f <strong>NI PCI-6519 Bank-Isolated Industrial Digital I\/O Device<\/strong> combines 16 sink\/source configurable digital inputs with 16 current-sinking digital outputs, \u00b130 V industrial signal support, optical isolation, programmable power-up states, and digital I\/O watchdog functionality. These capabilities make the PCI-6519 well suited for industrial control, machine monitoring, manufacturing test, automated test equipment, production automation, test fixtures, and maintenance of legacy PCI-based NI systems.<\/p>","protected":false},"excerpt":{"rendered":"<p>Bus Connector: PCI<br \/>\n\u041a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u043e \u0434\u0432\u0443\u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u043d\u044b\u0445 \u0446\u0438\u0444\u0440\u043e\u0432\u044b\u0445 \u043a\u0430\u043d\u0430\u043b\u043e\u0432: 0<br \/>\nNumber of Digital Input Only Channels: 16<br \/>\nNumber of Digital Output Only Channels: 16<br \/>\nDigital Input Voltage Range: -30 V to 30 V<br \/>\nOutput Voltage Range: -30 V to 30 V<br \/>\n\u041c\u0430\u043a\u0441\u0438\u043c\u0430\u043b\u044c\u043d\u0430\u044f \u0442\u0430\u043a\u0442\u043e\u0432\u0430\u044f \u0447\u0430\u0441\u0442\u043e\u0442\u0430: \u2013<br \/>\nSingle-Ended Digital I\/O Channel Current Drive: 125 mA<\/p>","protected":false},"featured_media":31122,"template":"","meta":{"_acf_changed":false},"product_brand":[18],"product_cat":[674],"product_tag":[],"class_list":["post-34519","product","type-product","status-publish","has-post-thumbnail","product_brand-national-instruments","product_cat-pci-usb","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 v28.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>NI PCI-6519 Bank-Isolated Digital I\/O Device 779085-01, In Stock | Project Pricing<\/title>\n<meta name=\"description\" content=\"NI PCI-6519 is a 32-channel bank-isolated industrial digital I\/O device with 16 sink\/source inputs, 16 sink outputs and \u00b130 V operation for control and test.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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