User manual DEVIL DEVIREG 540

[. . . ] No Floor Sensor: - A oor sensor is not present, and cannot be installed. - Choose Room sensor only in Basic Settings. - Be aware that temperature control is less accurate without the oor sensor. [. . . ] If several thermostats are linked in one network, only one of the thermostats can be choosen as Master !For further information about network and Master/Slave, see section on page 24. Turn to choose Alone (ALO), Master (MAS) or Slave (SLA), and press . . . If Slave is chosen, not all settings in the Basic Setting will appear. The settings left out can be set from the Master unit. 16 Choose whether the thermostat must show Celcius or Fahrenheit degrees. Turn to choose Cº or Fº, and press . . . 17 deviregTM 540/550 is able to use two sensors, one built-in sensor plus an external sensor which can be placed e. g. Choose the sensor(s) which will be used for this heating system. Turn to choose Room Sensor (r S), Floor Sensor (FS) or both Room and Floor Sensor (rFS), and press . . . (If the thermostat only uses a oor sensor, the display will not show the actual temperature (5º to 35º), but a scale from 0 to 10). Always use a floor sensor when the heating element is installed on or beneath wooden surfaces ! 18 Due to different oor constructions it is possible to choose a maximum oor temperature (Mt) in the oor which cannot be exceeded. The temperature range is 20ºC to 50ºC. Turn to choose maximum oor temperature, and press . . . Maximum oor temperature is preset from the factory to 45ºC for cable temperature safety. Local building regulations must be observed, when changing the maximum preset temperature. [. . . ] It is only possible to have one master unit. A deviregTM 550 can be set as a stand alone unit, even though it is connected to the network. It will not respond to or send information to a master unit, but it will count as one of the maximum 32 units in the network. [. . . ]