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Switched dc output, Mechanical relay without contact suppression, 11 alarm wiring – Watlow Series 965 User Manual

Page 11: 20ma process sensor input wiring, 11 switched dc output wiring, 11 5a mechanical relay wiring, Output 2 wiring

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Install and Wire, Chapter 2

11

WATLOW Series 965 User's Manual

Output 2 Wiring

Solid-state Relay Without Contact Suppression, 0.5 Amp

Model # 965A - 3 K - 00

.

Switched DC Output

Model # 965A - 3 C - 00

.

Mechanical Relay Without Contact Suppression,
Form C, 5 Amp

Model # 965A - 3 D - 00

.

Figure 16 -
Switched dc Output
Wiring

External

Load

7

6

-

+

External

Load

7

6

N O

C O M

1 N C

Fuse

L 1

L 2

Customer Supplied

Quencharc

Figure 17 -
5 Amp Mechanical
Relay Wiring

Figure 18 -
0.5 Amp Solid-state
Relay Without
Contact Suppres-
sion Wiring

External

Load

7

SS2

SS2

1

Fuse

L1

L2

Custommer Supplied

Quencharc

Customer Supplied

Quencharc

NOTE:
Output is in open
State in Alarm
Condition.

NOTE:
Switching inductive
loads (relay coils,
solenoids, etc.) with
the mechanical
relay, switched dc or
solid-state relay
output options
requires using an
RC suppressor.
Watlow carries the
RC suppressor
Quencharc brand
name, which is a
trademark of ITW
Pakron. Watlow Part
No. 0804-0147-0000.

7

unregulated

V+

V—

6

Internal Circuitry

NOTE:
For more informa-
tion on alarms see
page 24.