Parameter settings
To optimize control performance, use the local HMI to enter parameter mode and adjust a number of control parameters. All control parameter settings are retained after power failure.
Proceed as follows to change the control parameters:
Or | ||
Press and hold the + and - buttons simultaneously for more than 3 seconds. | |
Service level: Release the buttons, and within 2 seconds, press and hold + until Pxx is displayed. | |
Press + or - (< or >) to access the desired parameter and the value of the selected parameter is displayed at the same time. | |
Press () to edit the value of the required parameter. | |
Press + or - to increase/decrease or select the value of the current parameter during editing. | |
Press () to confirm the new value or press () to cancel the change, and repeat steps 3 to 5 to change more parameters. | |
Press () to exit parameter setting mode. |
Reload factory setting
- Select parameter P71 and set it to 1.
- The factory settings of the control parameters are reloaded.
- “- - -” is displayed during reload.
Control parameters
Service level
Parameter | Description | Factory setting | Setting range |
---|---|---|---|
P01 * | Select VRF mode | 1 | 1 = HEAT/COOL/FAN/Dehumidification 2 = HEAT/COOL/FAN 3 = HEAT/COOL 4 = HEAT/FAN 5 = COOL/FAN/Dehumidification 6 = COOL/FAN |
P05 | Measured value correction (built-in sensor only) | 0 | -5…5 K |
P06 | Standard display | 0 | 0 = Room temperature 1 = Setpoint 2 = BUS temperature |
P08 | Comfort basic setpoint | 21 ℃ | 16…32 ℃ |
P09 | Minimum setpoint for Comfort | 16 ℃ | 16 ℃…P10 (P10 = 32 ℃ max.) |
P10 | Maximum setpoint for Comfort | 32 ℃ | (P09 = 16 ℃ min.) P09…32 ℃ |
P14 | Keylock | 0 | 0 = Unlock 1 = Setpoint & fan buttons adjustment only 2 = Full lock |
P27 | Operating mode after power failure | 0 | 0 = Previous operating mode 1 = Protection mode (Off) 2 = Comfort mode (On) |
P28 | Timer with delay Off (0 up to 23 hours, 0.5 h) | 1 | 0 = Disable 1 = Enable |
Note
* The parameters are critical and must be set according to the equipment selected during commissioning.
Expert level
Parameter | Description | Factory setting | Setting range |
---|---|---|---|
P53 * | VRF fan type selection | 3 | 1 = 1-speed 2 = 2-speed 3 = 3-speed |
P71 | Restore factory setting | 0 | 0 = Disable 1 = Reload start |
P90 |
Air direction control function of vane |
0 |
0 = Disable 1 = Enable |
P98 * | Enable Chinese text display | 1 | 0 = Disable 1 = Enable |
Note
* The parameters are critical and must be set according to the equipment selected during commissioning.
Expert level (diagnostics & tests)
Parameter | Description | Range |
---|---|---|
d06 | Software version | xxx is displayed, e.g. 010 |