©
National Instruments Corporation
11
SCC-CO20 Isolated Current Output Module
Weight .................................................... 28 g (1.0 oz)
I/O connectors ........................................ One 20-pin right-angle male
connector
One 3-pin screw terminal
Field-wiring diameter............................. 28 to 16 AWG
Maximum Working Voltage
( common-mode) each input should remain within 42.4 V
peak
or
60 VDC of ground.
Maximum working voltage refers to the signal voltage plus the CMV.
Channel-to-earth (inputs) ....................... 42.4 V
peak
or 60 VDC,
Measurement Category I
Caution
This device is rated for Measurement Category I and is intended to carry signal
voltages no greater than 42.4 V
peak
or 60 VDC. Do not use this device for connection to
signals or for measurements within Categories II, III, or IV.
Isolation Voltage
Channel-to-earth isolation
Continuous ...................................... 60 VDC,
Measurement Category I
Withstand ........................................ 2300 V
rms
verified by a 5 s
dielectric withstand test
Environmental
Operating temperature............................ 0 to 50 °C
Storage temperature ............................... –20 to 70 °C
Humidity ................................................ 10 to 90% RH, noncondensing
Maximum altitude .................................. 2,000 m
Pollution Degree (indoor use only) ........ 2
