Watlow Series 920 Microprocessor-Based Ramping Control Uživatelský manuál stáhnout pdf (Strana 29)

Output #1 Option

D,

Terminals 22

-

24

Model #92OA-_

D_

_-_000

Output

#1

to

;~~~~~~~~~~~~_~_~_______,

i

Mechanical

I

:

Relay

:

:t

II

:

:

:

I

:

I.1

I

:

l+

:

Load

from

6A SPDT Relay

A

/?\

m

L2

Ll

Figure 20

-

Output 1

Mech.

Relay,

Option

"D",

Wiring Diagram.

n

T

0

CAUTION:

If you use normally

closed

contacts

of

the mechanical

relay, you may need

to add an external

snubber

(Watlow

Part

#

0804-0147-

0000) across the

normally closed

contacts to avoid

RF

noise and potential

malfunction.

Nor-

mally

open contacts

are

protected

internally.

Output

#1

Option E, Terminals 22

-

24

Model #92OA-_

E_

_-_000

Figure

21-

Output

1,

Trlac,

Option

“E",

Wiring Diagram.

Back of the control

15ATriac

j

NOTE:

Terminal #24

should

not

have

load

wires

connected to it. It is

used

only

for the

gate of the

triac

L2

located

on the back

of the control.

How

to Install and Wire,

Chapter

4

WATLOW

Series 920

User's

Manual 29

1 2 ... 24 25 26 27 28 29 30 31 32 33 34 ... 79 80

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