Parameter settings

Use the local HMI to adjust control parameters and optimize control performance. All control parameter settings are retained after power failure.

Proceed as follows to adjust the control parameters:

  1. Press and hold down and at the same time for more than 3 seconds.
  1. Press or within 2 seconds.
  • P01's serial number flashes on the screen.
  1. Press or to select a desired parameter for adjustment, and then press to confirm selection.
  • Once a desired parameter is selected, the parameter's value begins to flash on the screen.
  1. Press or to select a desired parameter value, and then press to confirm selection.
  1. Repeat the above two steps to adjust other parameters.
  1. Press to exit parameter setting adjustment.

Control parameters

Parameter

Description

Factory setting

Setting range

P01

Application

 

1 (RDQ400, RDQ411)

7 (RDQ410)

0 = 2-pipe, 2-wire valve, heating only

1 = 2-pipe, 2-wire valve, cooling only

2 = 2-pipe, 2-wire valve, heating/cooling changeover manual

3 = 2-pipe, 3-wire valve, heating only

4 = 2-pipe, 3-wire valve, cooling only

5 = 2-pipe, 3-wire valve, heating/cooling changeover manual

6 = 4-pipe, 2-wire valve, heating/cooling changeover manual (RDQ410 and RDQ411)

7 = 4-pipe, 2-wire valve, heating/cooling changeover auto (RDQ410 and RDQ411)

P05

Sensor calibration

0 K

-5...+5 K (resolution 0.5 K)

P06

Standard temperature display

0

0 = Room temperature (via built-in or X1 sensor)

1 = Setpoint

P09

Minimum setpoint in Comfort

5 °C

5 °C...P10 (not included)

P10

Maximum setpoint in Comfort

35 °C

P09 (not included) ...40 °C

P11

Heating setpoint in Economy (WheatEco)

15 °C

Off, 5 °C...WcoolEco

P12

Cooling setpoint in Economy (WcoolEco)

30 °C

Off, WheatEco...40 °C

P14

Keylock function

0

0 = No lock

1 = Full lock (only the button is unlocked)

2 = Full lock (all buttons are locked)

3 = Partial lock (setpoints are allowed to change via the +/- button; the button is unlocked)

P15

Fan control deadzone in Comfort

0

0 = Fan off

1 = Fan speed 1

P16

Fan operations

1

0 = Disable

1 = Enable

P27

Operating mode settings upon power failure

0

0 = Return to previous operating mode

1 = Protection

2 = Comfort

P28

Timer with delay Off

0

0 = Users to set on-time period

1 to 23 = Preset with a fixed on-time in hours (resolution: 1 H)

P30 (RDQ411)

Multi-functional input (X1) function

0

0 = Disable

1 = External sensor (NTC 3k)

2 = Keycard contact (normally open)

3 = Keycard contact (normally close)

P65

Protection heating setpoint

8 °C

Off, 5 °C...P66 or 40°C (when P66 = Off)

P66

Protection cooling setpoint

OFF

Off, P65 or 5 °C (when P65 = Off)...40 °C

P71

Reload factory setting

OFF

Off = Disable

On = Reload start

“---” is displayed for 3 seconds while reloading

D00

Fault information

 

1 = No fault

3 = Internal sensor

4 = Input X1

D01

Hardware version

 

xxx is displayed

D02

Software version

 

xxx is displayed