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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