Thermostat EFIT 540/550 is able to
use two sensors, one built-in sensor
plus an external sensor which can be
placed e.g. in the fl oor
.
Choose the sensor(s) which will be
used for this heating system.
T u
rn to choose Room Sensor
(r S)
,
Floor Sensor
(FS)
or both Room and
Floor Sensor
(rFS)
, and press ...
(If the thermostat only uses a fl oor
sensor , the display will not show the
actual temperature (5º to 35º), but a
scale from 0 to 10).
Always use a fl oor sensor when the
heating element is installed on or be-
neath wooden surfaces !
16
Summary of Contents for EFIT 540
Page 17: ...17...
Page 18: ...18...
Page 19: ...19...
Page 20: ...20...
Page 21: ...21...
Page 22: ...Connection diagram Network connection Thermostat EFIT 550 ONLY 27...
Page 39: ...DO NOT over tighten 10...
Page 45: ...Remove the frame from the thermostat Frame 4...
Page 46: ...Remove the two screws one in each side and gently pull off the display module Screws 3...