that devices and circuits connected to the module are
properly insulated from human contact.
NI 9262 Safety Voltages
Connect only voltages that are within the following limits.
AO-to-COM
±30 V maximum
Isolation
Channel-to-channel
None
Channel-to-earth ground
Continuous
60 V DC,
Measurement Category I
Withstand
1,000 V RMS, verified by a 5 s
dielectric withstand test
Measurement Category I is for measurements performed on
circuits not directly connected to the electrical distribution system
referred to as
MAINS
voltage. MAINS is a hazardous live
electrical supply system that powers equipment. This category is
for measurements of voltages from specially protected secondary
circuits. Such voltage measurements include signal levels, special
4
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NI 9262 Getting Started Guide
