User Manual

CE1N2222E / 14.01.1999 Siemens Building Technologies
2/6 Landis & Staefa Division
Plastic casing with an easy-to-read display, easily accessible operating elements and
removable cover. The removable battery compartment allows straightforward replace-
ment of the two 1.5 V alkaline batteries. The base plate can be fitted to all commercially
available recessed conduit boxes or directly on the wall and can then be wired before
fitting the controller to it. The casing accommodates the electronics with the DIP switch.
The potential-free changeover contact and the connection terminals are located on the
base plate.
°C
1.5V 'AA'
1.5V 'AA'
Auto
Run
A1 A2 A3 A4
B1 B2
A
B
2222Z07
2
1
7
6
5
4
3
Display
Standby with frost protection
Normal temperature
Economy temperature
Heating on
Remote operation active
(REV11T)
Battery change
Time of day
Room temperature
(measured)
Battery compartment
1.5V ' AA'
1.5V ' AA'
Two alkaline batteries 1.5 V
(AA)
Setting slider
Time
A1
A2 A3 A4
Switching times A1…A4
B1
B2
Switching times B1…B2
Normal temperature
Economy temperature
Auto
Run
Operating position
Setting buttons
Set values higher
Set values lower
Operating mode selector
A
24-hour mode A (with two
heating periods)
B
24-hour mode B (with one
heating period)
Continuous normal tempe-
rature
Continuous economy tempe-
rature
Standby with frost protection
Override button
Warmer/colder buttons
A
24-hour mode
A
with two heating periods
B
24-hour mode
B
with one heating period
Continuous normal temperature
Continuous economy temperature
Standby with frost protection
Mechanical design
Display and operating
elements
Operating modes