Videx VRDK1 (25H) Technical Manual

TECHNICAL MANUAL
EDITION 1.0

VANDAL RESISTANT

ONE BUTTON DOOR

ENTRY KIT

VRDK1 (25H)

PAGE 2 of 8 VRDK1 TECHNICAL MANUAL VER1.0

MANUAL INTRODUCTION

The information in this manual is intended as an installation and commissioning guide for
the vandal resistant one button audio intercom kit. This manual should be read carefully
before the installation commences. Any damage caused to the equipment due to faulty
installations where the information in this manual has not been followed is not the
responsibility of Videx Security Ltd.

VIDEX run free training courses for engineers who are not familiar with the Videx product
range. Technical help is also available on 0191 224 3174 during office hours or via e-mail
[e-mail].

SYSTEM INTRODUCTION

This kit will enable a caller at an entrance point to signal an occupant in the dwelling by
pressing a call button which will buzz an audio telephone inside. A two way conversation
can take place once the telephone is answered and then if required, the occupant can
release an electric lock release by pressing a button on the telephone. The kit does not
include the electric lock release. A 12V AC release should be used with this kit. If this kit is
to be used with a gate or other type of lock release then a 506N (Non timed) or 506T
(Timed) relay will be required along with the appropriate PSU for the lock release.

SYSTEM COMPONENTS

This kit comprises of a flush vandal resistant door panel, audio telephone and PSU. The
door panel can be converted to surface by ordering the VR/SR1N surface back box. Up to
a maximum of three telephones can be used on the system to call in parallel.

DOOR PANEL

The vandal resistant door panel will consist of an amplifier module, button, vandal resistant
plate and back box.

Speech volume adjustments are carried out at the door panel using a small trimmer driver.

Connection Function

1 Receive speech from apartment
2 Transmit speech to apartment
3 +8Vdc to +12Vdc input
4 0V (Ground)

Adjustment for

speech volume level

at the door station

Adjustment for

speech volume at the

apartment

Amplifier module (Art.437 or Art.537)

PAGE 3 of 8 VRDK1 TECHNICAL MANUAL VER1.0

POWER SUPPLY

Art.520M

The power supply is the Art.520M. Outputs of 12Vdc (200mA), 8Vdc (300mA) and 13Vac
(1A) are available. The dc outputs are designed to power the amplifier modules only and
can not be used to power other devices such as lock releases etc. These items must be
connected to the AC output of this power supply.

.

TELEPHONE

Art.3021

BLOCK DIAGRAM

INSTALLATION

The wiring diagram towards the back of this manual should be followed carefully. Heavy
duty conductors on wiring diagrams are shown heavily outlined, These wires should be
doubled up.

- Check that all components are free from damage before installing (Do not proceed with
installation in the event of damage).

- Keep all packaging away from children.

- Do not obstruct the ventilation openings or slots on any of the devices.

CONNECTIONS

Terminal Function

+12 12Vdc output (200mA Max.)
+8 8Vdc output (300mA Max.)

- 0V (Ground)

~

13Vac (1A Max.)

230 Mains in (Live connection)
0 Mains in (Neutral connection)

The Smart line Art.3021 is a wall mountable AC buzzer telephone
and includes a lock release push button.

CONNECTIONS:-

Function

1 Transmit speech to the door panel
2 Receive speech from the door panel
3 0V
4 Not used (Electronic call tone input)
5 Lock trigger (Switched 0V)
6 Call line (13Vac input to trigger buzzer)

Fuse
compartment