Campbell CS240, Product Manual

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Appendix B. Example programs
Table B-1 (p. 23) provides wiring for the CS240 two-wire configuration programs (p. 24). Table B-
2 (p. 23) provides wiring for the CS240 four-wire configuration programs (p. 28), and Table B-3
(p. 24) provides wiring for the CS240DM program (p. 31).
Table B-1: Wiring for CS240 2-wire configuration example programs
Wire color Wire function CR300 terminals CR6 terminals
CR1000X
terminals
Black
Voltage excitation
input
VX1 U1 VX1
White
Analog voltage
output
SE1 U2 SE1
Red Reference ⏚ (analog ground) ⏚ (analog ground)
⏚ (analog
ground)
Table B-2: Wiring for CS240 4-wire configuration example programs
Wire color Wire function
CR300
terminals
CR6
terminals
CR1000X
terminals
White
Analog voltage
output
1H U3 1H
Black Reference 1L U4 1L
Red
Voltage
excitation input
VX1 U1 VX1
Red
Analog voltage
output
2H U5 2H
White Reference 2L U6 2L
Black Ground
⏚ (analog
ground)
⏚ (analog
ground)
⏚ (analog
ground)
Clear/shield Shield
⏚ (analog
ground)
⏚ (analog
ground)
⏚ (analog
ground)
CS240 and CS240DM PT-1000 Class A, Back-of-Module Temperature Sensors 23