Identification Data; Description Of Twrb/Twrr Receiver; Features; Installation - Videotec TWRB Manuel D'instructions

Identification data

On TWRB/TWRR receiver there are two plates complying with EC specifications.
The first plate includes:
• Model identification code (Extended bar code 3/9 )
• Mains voltage (Volt)
• Frequency (Hertz)
• Power consumption (Watt)
The second plate shows the model serial number (Extended bar code 3/9)
When installing the appliance, check that the power supply specifications of the receiver correspond to those required.
The use of improper appliances may seriously compromise the safety of the personnel and the installation.

Description of TWRB/TWRR receiver

TWRB/TWRR unit is a twisted pair video receiver. If connected to TWT transmitter, it allows the transmission
of the video signal over 2 wires. The trimmers and dip-switches can be used to adjust input impedance, linear gain and
to optimise the frequency response.

Features

• Compatible with colour
• Remarkable transmission distances
• No trouble arising from possible ground LOOPS
• Cheapness and convenience
• Small dimensions
• AC / DC power supply
• Overvoltage protection
• Maximum gain +60 dB a 5 Mhz

Installation

The installation must be carried out only by qualified technical staff.

Unpacking

If the packing shows no relevant defects (due to falls or anomalous abrasions), check the material contained,
according to the list given at paragraph Packing contents chapter Introduction .
The packing materials can be completely recycled. The installer technician is required to dispose of them according to
the differentiated collecting modalities or ,anyway, according to the normative laws in force in the Country of use.

Check of identification data

Before installing the appliance, check that the material supplied corresponds to the specifications indicated on
the data plate, following the chapter Identification data . Do not carry out any modification or connections which are not
provided for in this manual: the use of improper appliances may seriously compromise the safety of the personnel and
the installation.
Pag. 3 TWRB/TWRR 2701