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Grasslin TASU 1 Manual

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Operating Instructions TASU/1 QRTuZ
WA-EKF 3030/12.95/S:MMS/D:Bau/80.10.0732.7
1
. Assembly
The time switch has the classical 3-point fastening facility
a) On the counter field
b) On the terminal cover in accordance with DIN 43857 Part 5
2
. Connection
See unit sticker / circuit diagram
After connecting correctly, attach the terminal cover
and tighten the
sealing screw
. After setting and programming the switching times,
attach the transparent cover on the upper edge of the housing, tilt it
downwards and secure with the sealing screw
. Both housing sections
can be fitted, sealed and opened independently of each other.
The accumulator
(plug-in unit) can be replaced if necessary.
Only accumulators of the corresponding type can be exchanged.
See sticker on the unit.
! Exchange the accumulator with care !
Hold it securely at the top and bottom ends and pull it out.
Note
Electrical appliances may only be installed and assembled by a skilled
electrician. The term “skilled electrician” is defined in VDE 0105.
Grässlin time switches are largely protected against external interference.
However, if interference still occurs, measures to counter voltage peaks
can be taken with common components (varistors, suppressor diodes).
Particular attention must be paid to this when inductive loads are being
switched
.
If necessary, break off
the securing bracket and
push in on the upper
edge of the housing
Operating the time switch
TASU/1 QRTuZ
Time setting
Approximate setting
Turn the switching dial in the direction of the arrow until the current
time is almost opposite the marking arrow A (here: 7.45).
Fine setting
Continue to turn the minutes pointer in the direction of the arrow until the
current time is opposite the marking arrow A (here: 9.00).
Adjusting switching times
Technical data
Connection: see unit sticker
Switching capacity: see unit sticker
Ambient temperature: –20 °C to +55°C
Protection class: II
Accuracy: typ ± 1 sec./day at +20 °C
Depending on the temperature
change
Running reserve: 150 h
Accumulator: Replaceable
Charging duration: 70 h
Programmable every: 15 minutes
Protection type: IP 51
Standard: DIN EN 61038 (IEC 1038)
A
A
ON
ON
OFF


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