65-2397RK CO
2
Transmitter • 11
CAUTION:
Do not route power and transmitter wiring through the same controller conduit hub. The
power cable may disrupt the transmission of the transmitter signal to the controller.
11. Connect the wires to the applicable detector/transmitter terminal strip at the controller as shown in
Figure 4: 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.
+ 24 VDC
Amplifier
Cable s heild
4 - 20 mA In (S)
- (DC Ground)
J-Box
IR CO2 Detector
Green
Black
W hite
Red
Detector W ires
Controller
LE
L
SI
G
/P
W
R
S
WG
B
SP
A
N
R
ZE
R
O
