Contents
Warnings ..............................................................................................................................................page 3
1.0 General
1.1 Subject to change ..............................................................................................................page 3
1.2 General warnings .............................................................................................................. page 3
1.3 Type of thermostat and application .............................................................................page 3
2.0 Technical data
2.1 Technical data ....................................................................................................................page 4
2.2 Factory settings .................................................................................................................page 5
3.0 Installation and initial starting
3.1 General ..............................................................................................................................page 5
3.2 Placing ..................................................................................................................................page 5
3.3 Cabling .................................................................................................................................page 6
3.4 Mounting and installation ................................................................................................ page 6
3.5 First initial operation ........................................................................................................page 7
4.0 Operation
4.1 Explanation of buttons .....................................................................................................page 8
4.2 Explanation of display and symbols .............................................................................page 9
4.3 Frost protection ................................................................................................................page 10
4.4 Switching on/off the heating mode ...............................................................................page 10
4.5 Switching on/off the ventilation mode .........................................................................page 10
4.6 Switching on/off the overtime timer (extend timer) ................................................ page 10
5.0 Change settings
5.1 Call user menu ..................................................................................................................page 11
5.2 User menu: Change temperature setting ..................................................................page 12
5.3 User menu: Set/change clock program ........................................................................page 12
5.4 User menu: Set/change exception day .........................................................................page 13
5.5 User menu: Call settings menu......................................................................................page 14
5.6 Settings menu: Change date/time ..................................................................................page 14
5.7 Settings menu: Change overtime timer settings ........................................................ page 15
5.8 Settings menu: Ventilator high/low ...............................................................................page 15
5.9 Settings menu: Heater high/low ....................................................................................page 16
5.10 Settings menu: Temperature sensor selection ..........................................................page 17
5.11 Settings menu: Calibrating thermostat / external sensor ........................................ page 17
5.12 Settings menu: Change language ...................................................................................page 18
5.13 Settings menu: Switch on/off Summer/Winter time ................................................page 19
5.14 Settings menu: Info .......................................................................................................... page 19
5.15 Settings menu: Change pin code ...................................................................................page 20
5.16 Settings menu: Call service menu .................................................................................page 20
5.17 Service menu: Change on/off regulation (switch differentiation) ......................... page 21
5.18 Recover factory values ....................................................................................................page 22
6.0 Messages and Malfunctions
6.1 Message ............................................................................................................................page. 23
6.2 Malfunction messages ......................................................................................................page 23
7.0 Scrap OptiTherm ......................................................................................................................page 24
Figures / Tables
[1] Table of cable diameters and max. length of cabling ................................................page 99
[2] Overview - connecting thermostat ..............................................................................page 99
[3] Connecting OptiTerm to one or more air heaters .................................................. page 100
[4] Correctly addressing OptiTherm ................................................................................page 101
[5] Setting dip switches and S4 air heater switch ...........................................................page 102
Quick start .............................................................................................................................................page103
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