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.
Expert 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 the button area below to edit the value of the required parameter.

Press + or - to increase/decrease or select the value of the current parameter during editing.

Press the button area below 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

P02 *

Operation using operating mode selector

1

1 = Comfort – Protection

2 = Comfort – Economy – Protection

P03 *

Temperature display resolution

0

0 = 0.5 K

1 = 1 K

P04

Unit

0

0 = ℃ (Celsius)

1 = °F (Fahrenheit)

P05 *

Measured value correction (built-in sensor only)

0

-5…5 K

P06

Standard display

0

0 = Room temperature

1 = Setpoint

P08

Comfort basic setpoint

21 ℃

5…40 ℃

P09

Minimum setpoint for Comfort

5 ℃

5 ℃…P10 (P10 = 40 ℃ max.)

P10

Maximum setpoint for Comfort

35 ℃

(P09 = 5 ℃ min.) P09…40 ℃

P11

Heating setpoint for Economy

15 ℃

5…40 ℃

P14

Keylock

0

0 = Unlock

1 = Setpoint 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

P30

Heating P-band Xp/switching differential

2 K

0.5…6 K

P38 *

Input X1

0

0 = --- (no function)

1 = Floor heating limitation sensor (NTC 3k)

2 = Floor heating limitation sensor (NTC 10k)

P48

2-pos output minimum On time

1 min

1...20 min

P49

2-pos output minimum Off time

1 min

1...20 min

P51 *

Floor heating temperature limitation

0

0 = Off or 10...50 °C

P65 *

Heating setpoint in Protection mode

8 ℃

OFF, 5 ℃…Wcoolprot;
Wcoolprot = 40 ℃ max.

P71

Restore factory setting

0

0 = Disable

1 = Reload start

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

d02

X1 state

If P38 = 0: "---" = function not selected

If P38 = 1 / 2 but no sensor connection: 0 = no sensor

Others: 0…50 °C = Current temperature value (for AI)

d06

Software version

xxx is displayed, e.g. 010

d11

Floor heating NC output state (Q12)

Diagnosis

OPE = Open

CLO = Close

d12

Floor heating NO output state (Q14)

Diagnosis

OPE = Open

CLO = Close