122 / 134 ECO Gold 09/2021
19.7 Commands and error messages applicable to the RS 232/485 interface module and to the
Ethernet interface
19.7.1 Interface write commands (data issued to the thermostat)
Specify external temperature via interface
Set-value transfer with max. 3 places before the decimal point and max. 2 places after it.
Cooling operating mode (0 = OFF / 1 = ON / 2 = AUTOMATIC).
TiH outflow temperature limit, upper value
TiL outflow temperature limit, lower value
Setting of the control parameter Xp.
Setting of the control parameter Tn (5 – 180 s; 181 = Off).
Setting of the control parameter Tv.
Setting of the control parameter Td.
Setting of the control parameter KpE.
Setting of the control parameter TnE (0 – 9000 s; 9001 = Off).
Setting of the control parameter TvE (5 = OFF).
Setting of the control parameter TdE
Setting the correcting quantity limit.
Setting of the control parameter XpF.
Setting of the setpoint offset.
Setting of the control parameter PropE.
Keypad: 0 = released / 1 = locked (corresponds to: "KEY").
Control: 0 = int. / 1 = ext. Pt100 / 2 = ext. Analog / 3 = ext. Serial.
Keypad Command remote control: 0 = released / 1 = locked.
Setpoint offset source: 0=normal / 1=ext. Pt / 2=ext. analog / 3=ext. serial.
Switches the device on (from Standby)
Switches the device in Standby (pump, heating, chiller off).
Selection of program (1 – 5) to which further commands are to refer. When the device is switched on
Program 5 is selected.
Start the programmer again after a hold.
Delete program (all segments)