User Manual

65-2396RK CO
2
Transmitter • 7
Figure 3: Wiring the CO
2
Transmitter to a Controller
12. 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.
4 - 20 mA In (S)
- (DC Ground)
+ 24 VDC
Cable Shield
Green
Detector Wires
IR CO2 Detector
Controller
Amplifier
J-Box
Red
White
LEL
GWR
B
S
Black
PW R / SI G