©
National Instruments Corp.
9
NI 9201E/9221E
Input range
NI 9201E .................................... ±10 V
NI 9221E .................................... ±60 V
Operating voltage ranges
Overvoltage protection
(channel-to-COM) ............................ ±100 V
Module
Measurement Voltage,
Channel-to-COM
Maximum Voltage,
Channel-to-Earth Ground
or COM-to-Earth Ground
Min
(V)
Typ
(V)
Max
(V)
Screw
Terminal
DSUB
NI 9201E
±10.3
±10.53
±10.8
250 V
rms
±60 VDC
NI 9221E
±61.4
±62.50
±63.8
