RKI Instruments 65-2443SS, Operator'S Manual, Page: 11 / 19

65-2443SS PPM Hydrogen Transmitter • 11
11. Connect the wires to the applicable detector/transmitter terminal strip at the controller as shown in
Figure 4.
Figure 4: Wiring the PPM Hydrogen 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)
+ 24 VDC
- (DC Ground)
Controller
Detector W ires
Black
Red
Cable Shield
R
PW
R
/
S
IG
S
L
INE
AR
W
B
DE
T
E
CT
O
R
SPAN
W hite