Videotec DTWRX User Manual [en, de, fr, it]

DTWRX

Telemetry data receiver for wiper and washer remote control

EN

English - Instructions manual

IT

Italiano - Manuale di istruzioni

FR

Français - Manuel d’instructions

DE

Deutsch - Bedienungslanleitung

DTWRX

Telemetry data receiver for wiper and washer remote control

1 About this manual

Before installing and using this unit, please read this
manual carefully. Be sure to keep it handy for later
reference.

1.1 Typographical conventions

DANGER!
High level hazard.
Risk of electric shock. Disconnect the
power supply before proceeding with any
operation, unless indicated otherwise.

WARNING!
Medium level hazard.
This operation is very important for the
system to function properly. Please read
the procedure described very carefully and
carry it out as instructed.

INFO
Description of system specications.
We recommend reading this part carefully
in order to understand the subsequent
stages.

2 Notes on copyright and information on trademarks

The quoted names of products or companies are
trademarks or registered trademarks.

3 Safety rules

The manufacturer declines all responsibility
for any damage caused by an improper use
of the appliances mentioned in this manual.
Furthermore, the manufacturer reserves
the right to modify its contents without any
prior notice. The documentation contained
in this manual has been collected with great
care, the manufacturer, however, cannot
take any liability for its use. The same thing
can be said for any person or company
involved in the creation and production of
this manual.

• The device must be installed only and exclusively
by qualied technical personnel.

• Before any technical work on the appliance,
disconnect the power supply.

• Do not use power supply cables that seem worn
or old.

• Never, under any circumstances, make any
changes or connections that are not shown in
this handbook: improper use of the appliance
can cause serious hazards, risking the safety of
personnel and of the installation.

• Use only original spare parts. Non-original spare
parts could cause re, electrical discharge or other
hazards.

• Before proceeding with installation check the
supplied material to make sure it corresponds
to the order specication by examining the
identication labels (4.2 Product markings, page 2).

4 Identification

4.1 Product description and type designation

The DTWRX receiver is an optional board for remote
control of wiper and washer pump. It works only
with WASPT pump series, where it can be easily
installed thanks to its connector. It allows the control
of wiper and washer functions when the housing is
stand-alone, not mounted on a P&T and then without
telemetry receiver.

EN - English - Instructions manual

4.2 Product markings

See the label attached to the outside of the package.

5 Preparing the product for use

Any change that is not expressly approved
by the manufacturer will invalidate the
guarantee.

5.1 Unpacking and contents

5.1.1 Unpacking

When the product is delivered, make sure that the
package is intact and that there are no signs that it
has been dropped or scratched.

If there are obvious signs of damage, contact the
supplier immediately.

Keep the packaging in case you need to send the
product for repairs.

5.1.2 Contents

Check the contents to make sure they correspond
with the list of materials as below:

• Data receiver board

• Instructions manual

5.2 Safely disposing of packaging

material

The packaging material can all be recycled. The
installer technician will be responsible for separating
the material for disposal, and in any case for
compliance with the legislation in force where the
device is to be used.

Bear in mind that if the material has to be returned
due to a fault, using the original packaging for its
transport is strongly recommended.

2

6 Assembling and installing

Only specialised personnel should be
allowed to assemble and install the device.

6.3 Installation

Always make the electrical connections
with the power supply disconnected and
the circuit-breaker open.

The receiver includes a safety device that
blocks pump operation at temperatures
lower than -10°C (10°F).

Congure protocol, baud rate and receiver address
via the DS1 dip-switches (Tab. 1, page3).

Open the box of the WASPT device.
Connect telemetry lines A and B to connector J9

(WASPT board) as described in the relative manual.
We recommend using a twisted cable with minimum
section of 0.22mm²/0.8in² (AWG24).

If the receiver is connected to one of the head
communication channels RS-485, the line must be
terminated (SW8 column, Tab. 1, page3).

Insert the DTWRX board in the specic J8 housing
and close the box of the WASPT device.

Instructions manual - English - EN

Fig. 1

Fig. 2

Supply power to the device, checking that the
controls function correctly from the start.

7 Configuration

DIPSWITCH CONFIGURATION DS1

Description SW 1 SW 2 SW 3 SW 4 SW 5 SW 6 SW 7 SW 8

Address Not available OFF OFF OFF OFF OFF

1 ON OFF OFF OFF OFF
2 OFF ON OFF OFF OFF
3 ON ON OFF OFF OFF
… … … … … …
31 ON ON ON ON ON

Protocol and
baud rate

Termination of RS­485 line

Tab. 1

VIDEOTEC MACRO
9600

VIDEOTEC MACRO
38400

PELCO D 2400 OFF ON
PELCO D 9600 ON ON
Line terminated ON
Line not terminated OFF

OFF OFF

ON OFF

3

8 Instructions for normal operation

8.1 Send wiper/washer controls

If Videotec keypads DCJ and DCT are used, use the
WIPER/WASHER buttons. Pressing these buttons will
activate the relative function, while releasing them
will stop execution (refer to the keypad manuals).

The devices that communicate via the PELCO D
protocol use AUX 3 and AUX 4 controls.

AUX 3 Set/Reset activates/deactivates the WIPER
function, while AUX 4 Set/Reset activates/deactivates
the WASHER function.

9 Disposal of waste materials

This symbol mark and recycle system
are applied only to EU countries and not
applied to the countries in the other area of
the world.

Your product is designed and manufactured with
high quality materials and components which can be
recycled and reused.

This symbol means that electrical and electronic
equipment, at their end-of-life, should be disposed of
separately from your household waste.

Please dispose of this equipment at your local
Community waste collection or Recycling centre.

In the European Union there are separate collection
systems for used electrical and electronic products.

10 Technical data

10.3 Electrical

Power consumption: 0.5W

10.4 Protocols

PELCO D (2400, 9600 baud)
VIDEOTEC MACRO (9600, 38400 baud)

PELCO is registered trademark.
The product may be interfaced with devices not manufactured by

VIDEOTEC. It is possible that the interface protocols have changed or
are in a dierent conguration from earlier tested units by VIDEOTEC.
VIDEOTEC recommends a test prior to installation. VIDEOTEC will
not be liable for any installation costs or lost revenues in the event a

compatibility problem will occur.

10.5 Communications

Half duplex RS-485 serial interface for keypad
telemetry data reception (maximum distance
1200m/3940ft) and from SM matrix range (maximum
distance 1200m/73940ft)

10.6 Environment

Indoor / Outdoor
Operating temperature: -10°C / +50°C

10.7 Certications

CE: EN60950-1, EN50130-4, EN55022 Class B
FCC Part 15, Class B

11 Technical drawings

The dimensions of the drawings are in
millimetres.

56

10.1 General

2 functions: WIPER, WASHER
31 selectable addresses through Dip Switch
Serial input RS-485
2 status LED: Stand-by and receiver control

10.2 Mechanical

Dimensions: 43x56x13mm (1.7x2.2x0.51in)

Headquarters Italy Videotec S.p.A.

Via Friuli, 6 - I-36015 - Schio (VI) Italy
Tel. [phone] - Fax [phone]
Email: [e-mail]

43

Fig. 3 DTWRX.

www.videotec.com

MNVKDTWRX_1217_EN