RKI Instruments M2 Series - Manual (Page 24)

19 M2 Transmitter Operator’s Manual
• Oxygen Detector, Partial Pressure, Capillary Type, and CSA Capillary Type
The wiring for all the oxygen detectors is the same. White wire to terminal labeled
OXY +, green wire to terminal labeled OXY -.
Figure 19: Partial Pressure Oxygen Detector Wiring
Figure 20: Capillary Oxygen Detector Wiring
Figure 21: CSA Capillary Type Oxygen Detector Wiring
C NC NO
C NC NO
C NC NO
ALARM 2
ALARM 1
F AIL
A
B C RS 485
PWR/SIG
S
T OXIC OXY
Green
White
A B C
RS 485
PWR/SIG
T
OXIC OXY
S
C NC NO
C NC NO
C NC NO
ALARM 2
ALARM 1
F AIL
A B C
RS 485
PWR/SIG
S
T O
XIC O
X
Y
Green
White
A B C
RS 485
PWR/SIG
T O
XIC O
X
Y
S
C NC NO
C NC NO
C NC NO
ALARM 2
ALARM 1
F AIL
A B C
RS 485
PWR/SIG
S
T O
XIC O
X
Y
Green
White
A B C
RS 485
PWR/SIG
T
O
XIC O
X
Y
S