RKI Instruments 65-2405RK-04 - Manual (Page 13)

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