Isolation Voltage - National Instruments Isolated Current Output Module SCC-CO20 User Manual

Physical
Maximum Working Voltage
This device is rated for Measurement Category I and is intended to carry signal
Caution
voltages no greater than 42.4 V
signals or for measurements within Categories II, III, or IV.

Isolation Voltage

© National Instruments Corporation
1.87 cm
(0.74 in.)
Weight .................................................... 28 g (1.0 oz)
I/O connectors ........................................ One 20-pin right-angle male
Field-wiring diameter............................. 28 to 16 AWG
(Signal + common-mode) each input should remain within 42.4 V
60 VDC of ground.
Maximum working voltage refers to the signal voltage plus the CMV.
Channel-to-earth (inputs) ....................... 42.4 V
or 60 VDC. Do not use this device for connection to
peak
Channel-to-earth isolation
Continuous ...................................... 60 VDC,
Withstand ........................................ 2300 V
7.93 cm
(3.12 in.)
Figure 6. SCC-CO20 Dimensions
connector
One 3-pin screw terminal
Measurement Category I
Measurement Category I
dielectric withstand type test
11 SCC-CO20 Isolated Current Output Module User Guide
3.55 cm
(1.4 in.)
peak
or 60 VDC,
peak
verified by a 5 s
rms
or