Install and Wire, Chapter 2
12
WATLOW Series 965 User's Manual
Wiring Example
ÓWARNING:
All wiring and fusing must conform to the National Electric Code NFPA70. Contact
your local board for additional information. Failure to observe NEC safety guide-
lines could result in injury to personnel or damage to property.
ç CAUTION:
Watlow mercury relay loads must have a unity power factor.
For RESISTIVE LOADS ONLY.
Figure 19 -
System Wiring
Example
965A-3CA0-0000
1 Not Used
2 S1, I-
3 S2, TC+, V+
4 Not Used
5 S3, TC-, V-, I+
6 Not Used
7 Not Used
8 Not Used
9 DC +1
10 DC -1
11 L1
12 L2
1
120VÅ (VAC)
L1
L2
2
3
5
4
5
1 2
1
2
(+)
(-)
3
11
18
12
13
14
15
2
1CR
16
High Temperature
Light
1
2
3
4
8
9
10
11
12
R
SSR-240-10A-DC1
DC Input Solid-state Relay
17
1
8
Heater
(+)
(-)
1 CR-1
910
2
910
67
11 12
5
6
7
Limit Control
Series 965
965A-3CA0-0000
Temperature control
Series 92
92A3-1DJ1-0000
13
4
3
5
11
12
13
14
10
(+)
(-)
3-32V
Î
(dc)
In
Out
24-240V
Å
(ac)
SSR-240-10A-DC1
dc Input
SSR
1
4
2
3
Out
In
Coil
9 +
10 -
High Limit
Mechanical
Controller
Heater
92A3-1DJ1-0000
Limit Control
Optional
Normally Open
Momentary Switch
Limit Sensor
Process Sensor
965A-3CA0-0000
Rear View
Red
5 (-)
3 (+)
11 12
Fuse
Earth Ground
L1
L2
120VÅ (VAC)
High Temperature
Light
10
+
11
-
13 14
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