The NI‑9421 works with industrial logic levels and signals to connect directly to a wide array of industrial switches, transducers, and devices. Each channel is compatible with 24 V logic levels and has an LED indicating the state of that channel. The NI‑9421 offers isolation between the input channels and earth ground.
NI-9421
$206.00
24 V, 8-Channel (Sinking Input), 100 µs C Series Digital Module
18
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National Instruments NI-9421
Part Number(s): 779136-02 | 779136-01 | 783734-01 | 779002-01
Specifications
Number of Bidirectional Digital Channels: 0
Current Flow Direction: Sinking Input
Enclosed: Yes
Digital I/O Logic Levels: 12 V, 24 V
Number of Digital Input Only Channels: 8
Number of Digital Output Only Channels: 0
Maximum Update Rate: 100 µs
Supported Hardware Platform: C Series
| Brand |
National Instruments |
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