EvoControl Pro series
Models: EvoDry 30 Pro – 180 Pro
7.1.6 Alarm settings
900 - 941. Alarm setting.
Alarms can be switched off and in three different categories:
- Off = Alarm switched off.
- A-Alarm = Stop of unit (see also emergency alarm), acknowledgement required.
- B-Alarm = No stop of unit, acknowledgement required.
- C-Alarm = Non-stop of unit, automatic acknowledgement when fault reset or manual acknowledgement.
Setting of alarm delay.
Alarm codes
- 1B Communication Display
- 2C Network, TCP/IP
- 3C Internet connection
- 4C Cloud service
- 5A Fan Process air
- 6A Fan Rain air
- 7A Rotor
- 8A Heater, Low increase
- 9A Heater, High at off
- 10B Capacity, dehumidified.
- 11B RF over risk curve
- 13A Tempgivare Regluft
- 14A Temperature sensor Wet air
- 15A Temp sensor Dry air
- 17A Humidity sensor, internal
- 18A Humidity sensor External 1
- 19A Humidity sensor External 2
- 20C Fire
- 21B Pro Air High
Error description Alarm
8A Heater, Low increase
Occurs if dehumidification is ON and wet air temperature is lower än temperatur för regluft + 5.
Possible causes:
- Broken heater
- Broken power relay
- Broken relay on main board
- If the rotor is very humid, it may take a long time for the temperature to rise
- Tripped fuse in feeding centre
Adjusting parameter 915 may solve the problem.
| Id | Text | ModBus | Level | Min | Max | Text values / ModBus | Factory value | Unit |
|---|---|---|---|---|---|---|---|---|
| 914 | Heaters, Low increase | 4 | 2 | Id 8, 0=Off, 1=A alarm, 2=B alarm, 3=C alarm | 1=A alarm | |||
| 915 | Alarm delay, P914 | 4 | 2 | 1 | 60 | 10 | m |
9A Heater, High at off
Occurs if dehumidification is OFF and wet air temperature is higher än temperatur för regluft + 10.
Possible causes:
- Short circuit in relay contact
10B Capacity, dehumidified.
Occurs if dehumidification is ON for more than 10 days and operation mode is NOT set to CONSTANT mode.
Possible causes:
- Problems with heaters
- Problems with the rotor
- Too small capacity of the dehumidifier for that space (unable to dehumidify)
21B Pro Air High
Occurs if the process air temperature is above 40 degrees.
Possible causes:
- Leakage from wet air to process air
- High temperature in dehumidified space