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Reference Manual
MAN-0081, Revision 4 July 2014
15
3.3 Common junction boxes
3.3.1 HART Port remote connection box (JB-MPH-A/S)
The HART Port connector plugs onto the PCB board. The Black wire is a safety ground. Connect the
black wire to earth ground. When no earth ground is available connect the black wire to the loop
common.
3.3.2 General termination box (JB-MPG-A/S)
Millennium II transmitter or
flame detector wiring
Terminal
Function
1 (GND)
Earth ground
2
Vdc (+)
3
COM (-)
4
Not used
5
Not used
6
ISO (+)
7
4-20mA
Power and output wiring
Terminal
Function
1 (GND)
Earth ground
2
Vdc (+)
3
COM (-)
4
Not used
5
Not used
6
ISO (+)
7
4-20mA
JB-MPH-A/S
Note: Shield should be terminated
at the Panel/PLC/DCS/RTU
HART Port connector
Sensor wiring
Terminal
Color
Function
1 (GND)
Green
Earth ground
2
As assigned
3
As assigned
4
As assigned
5
As assigned
6
As assigned
7
As assigned
Transmitter wiring
Terminal
Function
1 (GND)
Earth ground
2
As assigned
3
As assigned
4
As assigned
5
As assigned
6
As assigned
7
As assigned
JB-MPG-A/S
Note: Shield should be terminated
at the Panel/PLC/DCS/RTU