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