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1.96
Electronic continuously variable speed controller
recirculating air with digital timer and room temperature control, type 30515
Assembly and installation instructions
• Then re-connect the wire.
• Rectify the fault and return the system to its original operating mode.
• Check the room temperature control (PI controller). To do this, turn
the speed controller to "Auto", the operating mode selector switch to
"Day", the Day temperature setpoint in heating mode (DI input open)
to Maximum and the Night temperature difference to Minimum. At a
much lower temperature setpoint than the day temperature setpoint
set, the fan runs with a temperature difference corresponding to the
speed. Display indicator light heating mode (flashing green) see also
p. 13, Chapter 5 Operation, indicator light.
Then turn the Day temperature setpoint in heating mode to Minimum.
The fan switches off in the event of a significantly higher temperature
setpoint than the Day temperature setpoint entered. Indicator light
display ready for operation (continuous green light).
• Check further operating and control functions in accordance with the
instructions (Operation p. 12, Chapter 5 et seq.).
7. Operating fault
Fault
possible cause
Remedy
Despite the demand for heat or cooling,
the indicator light is permanently green
(ready for operation0
N/O or cable jumper for cooling
switchover connected and DIP switch 1 set
to OFF.
Set DIP switch 1 to ON.
Note that the external enable contact also
changes.
24 V DC applied to cooling changeover
contact and DIP switch 1 set to ON.
Set DIP switch 1 to OFF.
Note that the external enable contact also
changes.
Indicator light flashes red/green
Condensation alarm in heating mode
Check condensation drain;
Check heating/cooling changeover
Frost alarm/room cooling down protection
cannot be acknowledged.
DIP switch settings do not correspond
to the component connected to the
multifunctional input.
Check DIP switches 2 and 3
Frost protection sensor: OFF, OFF
Frost protection contact: ON; OFF
2. Room sensor: ---; ON
Summary of Contents for 30515
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