Siemens Synco 700 Series - Heat Demand and Heat Requests; Heat Requests

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Building Technologies Boiler Sequence Controller RMK770 CE1P3132en
HVAC Products 8 Heat demand and heat requests 23.04.2009
8 Heat demand and heat requests
8.1 Heat requests
The controller can receive heat requests:
• From the internal heating circuit
• From external controllers (KNX) via bus
• As continuous DC 0…10 V signals
• As 2-position signals
Heat requests can be delivered either directly or via the primary controller.
T T
T
T
3132S79
T
T
2
1
A
B
HD
direct
HD
Primary
controller
Service level