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Heating controls
6 720 645 817 (2010/09)
56
8.4 Accessory for 2-wire BUS controller
IPM 1 Application
Load switching module for switching a heating circuit pump and mixer for one mixed or
unmixed heating circuit
or
Switching the cylinder primary pump and DHW circulation pump for one cylinder circuit
Communication with the condensing boiler and controller via 2-wire BUS
Sensor inputs for
1 external flow temperature sensor, e.g. low loss header
1 mixer circuit temperature sensor for one mixed heating circuit
1 cylinder temperature sensor
Switching outputs 230 V AC, 50 Hz, 4 A
1 × max. 250 W (heating circuit pump)
1 × max. 100 W (mixer, DHW circulation or cylinder primary pump)
Connection for one temperature limiter
Function status LED
Installation
Top-hat profile rail installation or wall mounting (height/width/depth: 110/156/55 mm)
Power supply 230 V AC, 50 Hz, 4 A
Standard delivery
MF mixer circuit temperature sensor
Part no. 7 719 002 738
IPM 2 Application
Load switching module for switching a heating circuit pump and mixer for up to two
mixed heating circuits
or
Switching a cylinder primary pump and a DHW circulation pump for one cylinder circuit
and a heating circuit pump and mixer for one mixed heating circuit
Communication with the condensing boiler and controller via 2-wire BUS
Sensor inputs for
1 external flow temperature sensor, e.g. low loss header
2 mixer circuit temperature sensors for mixed heating circuits
2 cylinder temperature sensors
Switching outputs 230 V AC, 50 Hz, 4 A
2 × max. 250 W (heating circuit pump)
2 × max. 100 W (mixer, DHW circulation or cylinder primary pump)
Connection for two temperature limiters
Function status LED
Installation
Top-hat profile rail installation or wall mounting (height/width/depth: 155/246/57 mm)
Power supply 230 V AC, 50 Hz, 4 A
Standard delivery
2 x MF mixer circuit temperature sensors
Part no. 7 719 002 739
Tab. 29
56


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