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System example – Watlow Series 146 Retrofit User Manual

Page 115

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4

Watlow Series 146 User’s Manual

Figure 4 — System wiring examples.

1

2

3

4

8

9

10

11

12

5

6

7

13

Series 102

Temperature Controller

102C-16XX-1000

4 (+)

5 (-)

120VÅ

L1

L2

1

3

6

7

8

9

1 CR-1

1

1

11

14 (+) 10

15 (-)

11

13

12

14

13

17

1

2

2

2

SSR-240-10A-DC1

Solid-State Relay

10

(+)

(-)

Heater

48 to 260

VÅ out

3 to 32

VÎ (dc) in.

Series 146

146E-16XX-1000

Temperature Limit

High-Temperature Light

1 CR

16

2

2

R

18

1

2

3

5

3

1

5

7

9

NO

NC

Com

Power Disconnect
Switch

Fuse

Series 146
Limit Control
146E-16XX-1000

Heater

Process Sensor

Limit Sensor

High Limit
Mechanical
Contactor

SSR-240-10A-DC1
Solid-State Relay

in

out

High-
Temperature
Light

coil

+

S
E
N
S
O
R

1

Series 102
Temperature Controller
102C-16XX-1000

Fuse

Fuse

Fuse

1

2 3 4 5 6 7 8 9

10 11 12 13 14 15 16 17

300

350

400

450

500

550

600

650

700

750

800

C NO NC

-

2

3

4

5

Reset
Switch

Customer
Supplied
Quencharc

L1

L2

120V~

Power Disconnect
Switch

(Customer
Supplied)

System Example