Document: 1862en08.doc
WESTERSTRAND
Author: Tan
Date: 2014-07-08
Page: 2 of 16
WESTERSTRAND URFABRIK AB
P.O. Box 133
Tel. +46 506 48000
Internet:: http://www.westerstrand.se
SE-545 23 TÖREBODA
Fax. +46 506 48051
E-mail:
General
Digital clock for indoor application has 4 digits and colon displaying time.
The digits consist of 7 segments.
Example:
Digital clock for indoor application with second has 6 digits and colon displaying time.
The digits for the second consist of 7 segments.
Example:
The Digital clock can be programmed for alternating time/temperature/date display in 0-25 sec
intervals.
Temperature sensor is not included. It is an option.
The programming of time, Synchronisation and light intensity are made by push buttons, located at
one side of the cover.
The digital clock can operate stand alone with a built in quartz crystal as time reference, as a slave
clock to a master clock transmitting 24 V polarised 1/1 minute impulses or synchronised by TC, DCF.
If the DLS-function is set, the clock is changing, summer and winter time, the last Sunday in March
and the last Sunday in October automatically.
The clock has adjustable light intensity.
If power failure occurs the display is turned off. The internal clock continues to keep the correct time
for 48 hours. After power failure the display is turned on and correct time is shown.
If not specified in order the clocks are preset from factory in impulse Synchronisation mode.
Installation wall mounted
·
Unscrew 4 screws, 2 above and 2 under, remove the back plate from the casing and mount it on the
wall.
·
If operated by synchronisation, check the strapping according to the drawing page 7. Connect the
cables according the schema page 6.
·
Connect the power 230VAC, 50Hz. according the schema page 5. When the clock is permanently
installed a readily accessible disconnect device shall be incorporated in the fixed wires (2-polar,
3mm contact gap).
·
Assemble the front.
·
Set the digital clock. See Programming.
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