Omron CQM1H series - Wiring

266
3-4 Wiring
Wiring
CQM1-TC001
CQM1-TC002
L
COM
+ DC
+ 24 VDC
LL L
Loop 1
OUT
Loop 2
OUT
Loop 1
TC
Loop 2
TC
–
+
–
+
Cold junction
compensator
Loop 1
TC
Loop 2
TC
–
+
–
+
Cold junction
compensator
Loop 1
OUT
Loop 2
OUT
0 V
COM
+ 24 VDC
Note When using only one control loop, short-circuit the loop 2 input terminals. If used
with the terminals open, “E400” (PV error) will be read into the CPU Unit for
approximately 10 seconds when power is turned ON.
CQM1-TC101 CQM1-TC102
B
LLLL
A
COM
+ DC
+ 24 VDC
Loop 1
OUT
Loop 2
OUT
Loop 1
OUT
Loop 2
OUT
0 V
COM
+ 24 VDC
B
B
A
B
Loop 1
Pt
Loop 2
Pt
B
A
B
B
A
B
Loop 1
Pt
Loop 2
Pt
• Do not touch or remove the cold junction compensator.
(CQM1-TC001/TC002)
• Connect to loop 1 terminals and turn ON pin 5 on SW1 when using only one
control loop.
• Use the input sensor set on the function DIP switch.
Wiring
Section 3-4