Connector Pin Assignment
Manual • Doc.-No.: C.3032.21 / Rev. 1.1
CAN-CBX_Pt100
Page 30 of 120
5.3 Temperature Sensor Interface Pt1...Pt4
Device connector: 2x Phoenix Contact MCDN 1,5/5-G1-3,5P26THR
Line connector:
4x Phoenix Contact FMC 1,5/5-ST-3,5 (spring-cage connection)
Phoenix Contact order no: 1952296 (included in the scope of delivery)
For conductor connection and conductor cross section see page 33.
Pin Position:
Signal description:
Pin Signal
name
Function at 4-wire configuration
Function at 2-wire configuration
S
Shield Connection for Shielding
(At top hat rail mounting direct contact with mounting rail potential)
1
RLx-
Current source -
Negative potential for temperature sensor
2
Rx-
Negative potential for temperature sensor not connected or bridged to RLx-
3
Rx+
Positive potential for temperature sensor not connected or bridged to RLx+
4
RLx+ Current
Positive potential for temperature sensor
(x = 1, 2, 3, 4)
Note:
Examples for the connection of the temperature sensor in 2-wire and 4-wire configuration
can be found on page 15.