Sourcing-Output Connections - National Instruments NI-9375 Getting Started

Table 3. Signal Descriptions
Signal
DI
DI COM
DO
DO COM
NC
V
sup

Sourcing-Output Connections

You can connect 2- and 3-wire sourcing-output devices to the NI-9375.
Sourcing-Output
Device
External
+
Power
–
Supply
The NI-9375 channel registers as ON when the sourcing-output device drives enough
current or applies enough voltage to DI. If no device is connected to DI, the channel
registers as OFF.
DI
DI COM
NI 9375
Description
Digital input signal connection
Common reference connection for the digital
inputs
Digital output signal connection
Common reference connection for the digital
outputs
No connection
Voltage supply connection
NI-9375 Getting Started
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