Owner's manual
65-2405RK-03 Combustible Gas Transmitter • 7
Figure 3: Wiring the Detector to the Amplifier
10. Reinstall the detector terminal strip into its socket.
11. If shielded cable is used, connect the cable’s drain wire to an available chassis (earth) 
ground at the amplifier junction box. The amplifier mounting screw is a convenient 
grounding location. Install a lug on the shield drain wire or wrap the shield drain wire 
around the mounting screw. Do not connect the shield drain wire at the detector 
junction box.
Cable
Shield
Detector
Terminal
Strip
Red
White
Green
Black
LEL
Amplifier
W
PWR / SIG
SBR G
Red
White
Green
Black
Detector J-Box
Amplifier
J-Box
Calibration Adapter
Combustible G as
Detector










