Cable shield – RKI Instruments 65-2340RKSS User Manual
Page 11
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65-2340RKSS Toxic Gas Transmitter • 7
Figure 4: Wiring the Toxic Gas 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.
Gas T ype T able
Gas T ype
+ W ire
0 - 1 0 p pm Cl2
0 - 3 p pm C l2
S
SI
G
/P
W
R
T
O
X
IC
O
X
Y
ZE
R
O
Cont roller D ete cto r/ Tran smitt er
Term ina ls, T ypical Design ations
Cont roller H ousin g
SP
AN
Cable Shield
+
S
J-Box
(+) See Ta ble
Toxic D etector
Black
AsH3
brown
CL2
ye llow
CL-10
yellow
HCN
white
NH3
red
PH3
g reen
SO2
b lue
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