I/O connectors.........................................

One 20-pin right-angle

 

male connector

 

One 3-pin screw-terminal block

Field-wiring diameter .............................

28 to 16 AWG

Maximum Working Voltage

Maximum working voltage refers to the signal voltage plus the common-mode voltage.

When used with an SCC-2345

 

Channel-to-earth (inputs).................

±60 VDC, Measurement

 

Category I

Caution Do not use for connection to signals in Measurement Category II, III, or IV. Do not connect to MAINS.

When used with an SCC-68

 

Channel-to-earth (inputs).................

±300 VDC, Measurement

 

Category II1

Caution Do not use for connection to signals in Measurement Category III, or IV.

Isolation Voltage

Channel-to-channel, channel-to-earth isolation

Continuous.......................................

60 VDC,

 

Measurement Category I

Withstand.........................................

2300 Vrms verified by a 5 s

 

dielectric withstand type test

Environmental

Operating temperature ............................

0 to 50 °C

Storage temperature ................................

–20 to 65 °C

Humidity .................................................

10 to 90% RH, noncondensing

Maximum altitude...................................

2,000 m

Pollution Degree (indoor use only) ........

2

1For voltages >60 VDC, you must use the high-voltage backshell.

SCC-RLY01 Relay Module User Guide

6

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