ADEMCO 650 Manuel d'instructions d'installation - Page 18

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1. Troubleshooting

(Continued from page 15)

Trouble 4: AREA OF COVERAGE CHANGES.

CAUSE

A. Customer has reposftoned furniture or equip-

ment in premises.

B. Mounting surface is unstable. A few degrees

vertical shift can change range substantially.

Trouble 5: UNtT DOES NOT APPEAR TO BE OPERATING.

CAUSE

A. Unit hi not receiving power.

REMEDY

Caution customer that changes in layout can

affect coverage. Re-aim or relocate

the

unit

according to installation instructions. Be cer-

tain that unit has not been tampered with.

Mount on secure surface.

REMEDY

Check for presence of appropriate input

voltage at terminals

unit.

(Nos. 650 and 651 only) Be certain that unit's

battery lead has been moved from its

STORAGE (shipping/storage) POST to its ac-

tive + V.DC POST.

IMPORTANT: Before any equipment is returned to Ademco for service, a Return Authorization Number should

first be obtained from the nearest Ademco Distribution Center.

If it becomes necessary to return a unit for repair, the optical head and reflector assembly within

the unit should be cushioned by surrounding it with soft packing material (such as tissue,

newspaper, foam or plastic bubbles) to protect it from undue stress during shipment. Take care not

to touch the reflector or sensor surfaces.

GENERAL SPECIFICATIONS:

No. 656

No. 651

Physical:

Electrical:

Width:

4-l/16"

(10.3cm)

Height:

51 l/16" (14Scm)

Depth:

2-7/6" (73cm)

Voltage:

96.5V.AC from 1319

Plug-in Transformer

(Supplied)

Current:

0.6A

Standby.

Up to 10 hrs. with built-in

rechargeable 2V lead-acid

cell, 2.5 AH (supplied) (Ac-

cess to battery is at rear of

unit.)

No. 656-6

No. 651-6

(same)

6V.DC

No. 65912EX

No. 651.12EX

;:t:r;

(same)

lPV.DC

40 mA

30mA

None built-in. Power source

used should be able to pro-

vide at least 4 hrs. of stand-

by power.

Atann Relay

Contact Rating:

l.OA, 3OV.DC1120V.AC

(same)

CAUTIONS: Use separate No. 1319 transformer supplied. Do not operate other equipment simultaneously from

the same

transformer.

Damage

to the

transformer

and/or

equipment

could

result.

1 Use of a No. 1326 Transformer will damage the equipment.