65-2670-XX-04 M2A Transmitter Operator’s Manual
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13. Pull out the detector terminal strip and connect the two wires to the terminal strip as follows (see
Figure 8).
•
Connect the wire corresponding to the detector’s red wire to the
TOXIC “+”
terminal.
•
Connect the wire corresponding to the detector’s black wire to the
TOXIC “-”
terminal.
CAUTION: If shielded cable is used, leave the cable shield’s drain wire disconnected and
insulated at the detector junction box. You will connect the opposite end of the cable’s
drain wire to the M2A junction box’s chassis (earth) ground.
14. Reinstall the detector terminal strip into its socket.
See
Table
PW
R
/SI
G
Detector
Terminal
Strip
C
NC
NO
AL
A
R
M
1
C
NC
NO
AL
AR
M
2
C
NC
NO
FA
IL
+
-
S
+
+
T
O
X
IC
O
X
Y
Cl2
Gas Type + W ire
Black
Cable
Shield
Detector J-Box
See
Table
Detector
Gas Type Table
Black
violet
CLO2
red
yellow
NH3
M2A
J-Box
Calibration Adapter/Splash Guard
RS
4
8
5
A
B
C
Figure 8: Wiring the Detector to the M2A
