©
National Instruments Corp.
13
NI 9403E Operating Instructions and Specifications
Physical Characteristics
If you need to clean the module, wipe it with a dry towel.
Weight............................................... 47 g (1.7 oz)
Safety
Safety Voltages
Connect only voltages that are within the following limits.
Channel-to-COM .............................. ±30 V max on up to
8 channels at a time,
Measurement Category I
Isolation
Channel-to-channel .................... None
Channel-to-earth ground
Continuous ........................... 60 VDC,
Measurement Category I
Withstand ............................. 1,000 V
rms
, verified by a 5 s
dielectric withstand test
