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Terminal board configurations
Reference Manual
June 2016
MAN-0081, Rev 5
12
Terminal board configurations
3.2
Gas detection
In the following drawings, the sensor wiring side refers to the wiring between the gas transmitter and
the junction box terminals. The transmitter wiring side refers to wiring between the transmitter and the
junction box terminals.
3.2.1
Models: Millennium II ST3 and SC3 sensor series
Sensor wiring
Terminal
Color
Function
1 (GND)
Green
Earth ground
2
White
Vdc (+)
3
Black
COM (-)
4
Red
A (Comm)
5
Blue
B (Comm)
6
Not used
7
Not used
Transmitter wiring
Terminal
Function
1 (GND)
Earth ground
2
Vdc (+)
3
COM (-)
4
Sig A
5
Sig B
6
Not used
7
Not used
Resistor (120 ohms)
JB-MPD-A/S
Note: Shield should be terminated at
the Panel/PLC/DCS/RTU
Содержание Net Safety JB Series
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