65-2405RK-04 Combustible Gas Transmitter • 9
Figure 4: Wiring the Amplifier to a Controller
10. If shielded cable is used, connect the cable’s drain wire to an available chassis (earth)
ground at the controller. RKI controllers typically have a ground stud that can be used
to ground the cable’s drain wire.
Amplifier (Transmitter)
Cable Shield
- (DC Ground)
+ 24 VDC
4 - 20 mA In (S)
Controller or
Recording Device
Detector Wires
Green
White
Red
B
Amplifier
J-Box
R
W
G
P
W
R
/
S
IG
Black
LE
L
S
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