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Rockwell Automation 1746-INT4 Thermocouple/MV Isolated/ User Manual User Manual

Page 77

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Publication 1746-UM614B-EN-P - September 2007

Application Programming Examples 77

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Rung 2.4
If the ambient/cabinet selector switch is switched to ambient, and the degrees selector switch
is switched to Celsius, configure channel 0 to read the ambient temperature thermocouple in
degrees Celsius.

Degrees Selector
Switch =
Fahrenheit

Configure Channels

Rung 2.5
If the ambient/cabinet selector switch is switched to cabinet, and the degrees selector switch
is switched to Celsius, configure channel 0 to read the CJC sensor in degrees Celsius.

Degrees Selector
Switch =
Fahrenheit

Rung 2.6
If channel 0 is configured to read the ambient thermocouple, energize the ambient pilot light on
the panel.

Rung 2.7
If channel 0 is configured to read the CJC sensor, energize the cabinet pilot light on the panel.

Configure Channels

Ambient Light

Cabinet Light

Ambient/Cabinet
Selector Switch =
Ambient

Ambient/Cabinet
Selector Switch =
Cabinet