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Building Technologies
Boiler Sequence Controller RMK770
CE1P3132en
HVAC Products
2 Operation
01.03.2005
2 Operation
Synco™ 700 devices may only be operated by staff who have been instructed by Sie-
mens Building Technologies or their delegates and whose attention has been drawn to
potential risks.
2.1
Operation without operator unit
Without operator unit, the following operating elements on the controller and extension
module can be used:
31
40
Z
02
1
2
3 4
31
40
Z
03
5
Controller
Extension
module
1
LED (Run) for indicating the device’s operating state:
LED lit:
Power on, correct use and
LED off:
No power or incorrect use / faulty peripheral devices
2 Button with LED (red) for indicating fault status messages and their acknowl-
edgement:
LED flashes:
Fault status message ready for acknowledgement
LED lit:
Fault status message still present but not yet reset
LED off:
No fault status message present
Press button:
Acknowledge or reset fault
3
Program button (Prog): Learning button for switching between normal mode and
addressing mode for adopting the physical device address (tool required)
4
Programming LED (Prog): LED for indicating “Normal mode“ (LED off) or “Address-
ing mode“ (LED on); it goes off automatically after the physical address has been
adopted
5
LED (Run) for monitoring power supply and module addressing:
LED lit:
Power on, module addressing lit
LED flashes:
Power on, but module has not yet been addressed by the controller
LED off:
No power
