
4 ■ Watlow Series 104 User’s Manual
Figure 4 — System wiring examples.
1
2
3
4
8
9
10
11
12
5
6
7
13
Series 104
Temperature Controller
104C-1601-1100
4
5
120V~
L1
L2
1
3
6
7
8
9
1 CR-1
1
1
11
14
15
17
1
2
2
2
SSR-240-10A-DC1
Solid-State Relay
10
(+) (-)
Heater
48 to 260
V~ out
3 to 32
VÎ (dc) in
Series 147
147E-1608-1100
Limit Controller
High-Temperature Light
1 CR
16
2
2
R
18
Com
NO
NC
12
13
L1
TC+
TC-
DC+
DC-
TC+
L1
TC-
L2
Reset
L2
Power Disconnect SwitchPower Disconnect Switch
L1
L2
120V~
Fuse
Heater
Process Sensor
Limit
Sensor
High Limit
Mechanical
Contactor
SSR-240-10A-DC1
Solid-State Relay
High-
Temperature
Light
Series 104
Temperature Controller
104C-1601-1100
Fuse
00
50
100
150
200
250
300
350
400
450
500
outin
+
-
TC
+
coil
Fuse
L1
L2
DC
-
DC
+
TC
-
TC
TC
C
NC
NO
L1
L2
Reset
Series 147
147D-1608-1100
Limit Controller
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