Vizit 19w/14.4v/EU(18V/1А) Operating Instruction

Switching Adaptor w v EU V A

OPERATING INSTRUCTION w v EU V A ( power 18 W.

The unit is intended for supplying power to a video monitor or doorstation of the trademark VIZIT.

The unit meets :

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national standards on safety and electromagnetic compatibility the standards are specified in corresponding certificates) directive 2002/95/ЕС (RoHS) of the European Union .

;

3 4

1 2 5 6

(1) - DC output plug

(2) - DC power cord

(3) - Power LED

(4) - Switching Adaptor

(5) - Mains cord

(6) - Mains plug

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•

Mains voltage range at 50/60 Hz

Power consumption

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at no load, max .

at rated load, max.

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•

•

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Output voltage range

at no load

within output current range

Output current range

Ripple and noise, max.

Efficiency, min.

INPUT SPECIFICATIONS

100 VAC – 240 VAC

0.3

W

22 W

18.0

17.5

0 А – 1 А

120 mV p-p

80 %

DC OUTPUT SPECIFICATIONS

V

V

– 18.5

– 18.5

V

V

•

•

•

•

•

Over-current protection

Short-circuit protection

Over-voltage protection at the output

Over-heat protection

Automatic recovery after fault condition removed

PROTECTION

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•

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Storing conditions ambient temperature range relative humidity

Operating conditions

ambient temperature range

relative humidity

• Case material

• Weight

• Dimensions

• Mains and output cable length

ENVIRONMENTAL CONDITIONS

-10°С to +55°С

5% (0°С) to 90% (40°С)

0°С to +40°С

5% (0°С) to 90% (40°С)

MECHANICAL SPECIFICATIONS black plastic

320 g

80 mm х 45 mm х 28 mm

PACKAGE LIST

• Unit with mains and output cables

• In-line DC jack

• Heat-shrink tube

• Operating instruction

1 pc .

1 pc .

1 pc .

1 pc .

www.vizit-group.com

19w/14.4v/EU(18V/1.0A) Operating Instruction (revision 201511 ) 1/ 2

SAFETY INSTRUCTIONS

To avoid damage or electric shock, unplug the unit before making any connections or repair.

The mains plug shall remain readily operable.

The unit shall not be exposed to dripping or splashing. No metallic objects shall penetrate into the unit.

5 3 2

INSTALLATION AND CONNECTION

4 6

1

For qualified installation, wiring and servicing refer to technical and commercial partners of VIZIT TM. The list of companies is given on VIZIT.EU ( http://vizit.eu/eurounion/) .

• .

(1) in the case is intended for hanging the unit on a wall.

Fasteners are not supplied.

• Plug the unit’s DC output (6) to VIZIT monitor’s DC IN jack , if any.

• To extend the power supply line, use the in-line DC jack (supplied with the unit):

1.

Lay a two-wire cable to connect the in-line DC jack and the doorstation’s or monitor’s terminals +E and GND .

coming from the doorstation or monitor .

Leave approximately 4-5 mm of bare wires.

3.

Select the wire coming from the doorstation’s or monitor’s +E terminal, and put a smaller heat-shrink tube ( ) over it .

4.

( )

Not e.

The wire soldered to the jack’s central terminal shall be coming from side terminal shall be coming from the GND terminal .

+E terminal, the wire soldered to the jack’s

5.

3 eating with a lighter or a match moving from the middle to edges. Avoid overheating and burning the tube and the wire insulation.

6.

7. Connect the in-line DC jack to the power supply unit’s DC output (6) .

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www.vizit-group.com

19w/14.4v/EU(18V/1.0A) Operating Instruction (revision 201511 )