Safety
Connect only voltages that are within the following limits:
Maximum Voltage
1
...................................................
Port-to-COM
-27 to +40 VDC max,
Measurement Category I
Isolation
Port-to-port
...........................................
Continuous
60 VDC,
Measurement Category I up
to 5,000 m altitude
...........................................
Withstand
500 V
rms
, verified by a 5 s
dielectric withstand test
1
The maximum voltage that can be applied or output between any port or V
SUP
terminal and a COM terminal without creating a safety hazard.
18
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NI 9853 Getting Started Guide
