
thermio™ eco BI1S and BI7S
EN
Operating manual

This manual ensures safe and efficient use of the timers
“thermio™ eco BI1S” and “thermio™ eco BI7S”
(referred to as “device” in the following). This manual is
a component of the devices and must remain accessible
at all times for everyone who uses the devices.
Everyone who uses the devices must have read and
understood this manual before commencing any work.
The basic prerequisite for working safely is compliance
with all safety instructions and usage instructions specified in this manual. Furthermore, the local accident prevention regulations and the general safety regulations in
the area in which the devices are operated apply.
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Illustrations in this manual are intended to provide a general understanding and may differ from the actual
design.
Copyright
This manual is copyright protected.
Handover of this manual to third parties, reproductions of
any type and form – including excerpts – and use and/or
disclosure of the content without the written permission
of Grässlin GmbH (referred to as “manufacturer” in the
following), except for internal purposes, is not permitted.
Violations will result in liability for compensation. The
manufacturer reserves the right to assert additional
claims.
EN
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The copyright is held by the manufacturer.
© Grässlin GmbH
Bundesstr. 36
78112 St. Georgen
GERMANY
Declaration of conformity and download instructions
The declaration of conformity for the devices described in
this manual, a download of the manual, and the technical
data can be found at
www.graesslin.de
.
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Overview................................................ 6
Safety................................................... 13
Installation............................................ 16
Operation............................................. 29
Setting the day of the week/time................ 29
Setting the on/off time................................ 35
Selecting the operating mode..................... 37
Disposal............................................... 39
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1 Dial with tappets
2 Screw connection
3 Manual switch (ON, OFF, automatic mode)
4 “thermio™ BI1S” timer
5 “thermio™ BI7S” timer
EN
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Fig. 2: Rear view
1 Mounting holes
2 Flexible union fittings for cable feed-through
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Description of function
The “thermio™ eco BI1S” and “thermio™ eco BI7S”
timers are mechanical single-channel synchronous
timers. The “thermio™ BI1S” timer can switch the connected load with a smallest possible switching time of 15
minutes.
The “thermio™ BI7S” timer can control a connected load
on each day with a smallest possible switching time of 2
hours.
EN
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Manual switch
The timers have a manual switch; this can switch
between the modes (automatic), 0 (OFF) and I (ON).
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Contents
The following components are included in the contents:
Number Designation
1 “thermio™ eco BI1S” or “thermio™
eco BI7S”
1 Wiring diagram adhesive label
4 Screws
2 Strain relief clamps
4 Wire end sleeves
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