Caution Ensure that devices and circuits connected to
the module are properly insulated from human contact.
Caution When module terminals are hazardous
voltage LIVE (>42.4 Vpk/60 VDC), you must ensure
that devices and circuits connected to the module are
properly insulated from human contact.
NI 9476 with Spring Terminal Safety Voltages
Connect only voltages that are within the following limits.
V
sup
-to-COM 40 V DC maximum
DO V
COM
≤ V
DO
≤ V
sup
Isolation
Channel-to-channel None
Channel-to-earth ground
Continuous 250 V RMS,
Measurement Category II
Withstand up to
5,000 m
3,000 V RMS, verified by a 5 s
dielectric withstand test
4 | ni.com | NI 9476 Getting Started Guide
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