System wiring examples, Wiring examples, 16 system wiring example – Watlow Series 935A User Manual
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4 4
Watlow Series 935A User’s Manual
System Wiring Examples
Figure 16 - Series 935A System Wiring Examples
∫
WARNING: All electrical wiring and fusing must conform to local and national electric codes. Contact local authorities for
further information. Failure to comply with electric codes could result in injury or death, or damage to property.
ç
CAUTION: Using grounded thermocouples with non-isolated output switching devices could introduce ground loops into
the control system, and possibly damage the grounder and product.
Coil
1
2
High
temperature
light
Heater
Limit Sensor
Process Sensor
High Limit
Mechanical
Contactor
Earth Ground
L1
120V
Å
(ac)
L2
Fuse
S2
–
1
S1
+
2
–
3
+
4
5
6
7
8
OT1
IN
OT2
POWER
100-240
VOLTS
Series 935
935A-1CD0-000G
DA10-24C0-0000
DIN-a-mite
®
+
3
4
L1
L2
–
10 11 12 13 14 15 16 17
2
1
3 4 5 6 7 8 9
NO
C
NC
Series 146
limit control
146E-1601-1000
Reset
Optional
Normally
Open
Momentary
Switch
5
6
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