SDC Σύνδεση συσκευών χώρου
MU1H-0438GE51 R0313 23
Contents
1 Software version ..........................................................................................................25
2 Safety instructions .......................................................................................................25
2.1 Intended use .....................................................................................................25
2.2 Requirements for start-up ..................................................................................25
2.2.1 Power supply ........................................................................................26
2.2.2 Connection conditions ..........................................................................26
2.2.3 Cable cross-sections ............................................................................26
2.2.4 Maximum cable lengths ........................................................................26
2.2.5 Cable installation ..................................................................................26
2.2.6 Grounding and zeroing .........................................................................27
2.3 Hot-water temperature greater than 60 °C ........................................................27
2.4 Connection of accessory parts ..........................................................................28
2.5 Maintenance and cleaning ................................................................................28
3 Installation ....................................................................................................................28
4 Connection assignment ..............................................................................................29
4.1 With wall base for heating / district heating applications ...................................31
4.2 Connection of a safety device to the drive at district heating controllers ...........33
5 Selection of parameter presettings for a hydraulic unit ...........................................34
6 Applications .................................................................................................................34
7 Technical data ..............................................................................................................35
7.1 General .............................................................................................................35
7.2 Sensor resistance values ..................................................................................36
7.2.1 NTC 20 .................................................................................................36
7.2.2 PT 1000 ................................................................................................36
7.3 Sensor measurement ranges ............................................................................37
7.4 Digital inputs ......................................................................................................37
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