466
Temperature Sensor Units Section 7-5
Wiring Diagram
Temperature input 0
LOOP0−
LOOP0+
NC
LOOP1−
LOOP1+
NC I IN2
I IN3
Temperature input 1
Temperature
input 2
LOOP2+
V IN2
LOOP3+
V IN3
LOOP2−
COM2
LOOP3−
COM3
Cold junction
compensator
Analog
device
with
voltage
output
Analog
input 3
(1 to 5 V)
W10.00
2
D0
MOV(021)
#7FFF
2
=(300)
#7FFE
2
<>(305)
W10.01
3
D1
MOV(021)
#7FFF
3
=(300)
#7FFE
3
<>(305)
W10.02
4
D2
MOV(021)
#7FFF
4
=(300)
#7FFE
4
<>(305)
W10.03
5
D3
MOV(021)
#8000
5
=(300)
#7FFE
5
<>(305)
Detects initialization complete
Stores input 0’s data in D0.
Stores input 1’s data in D1.
Stores input 2’s data in D2.
Stores input 3’s data in D3.
ON when an open-circuit alarm has been
detected for thermocouples input 2.
ON when an open-circuit alarm has been
detected for thermocouples input 2.
ON when an open-circuit alarm has been
detected for thermocouples input 2.
ON when an open-circuit alarm has been
detected for analog input 3.