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ENGLISH
6 Maintenance and Repair
Withtheexceptionofaregularreplacementofthebatteriesforthe
RAMSES®811 top, the room thermostatsaremaintenance-free.
Onlycleanthedevice withadry or slightlydamp,soft and lint-free
cloth.Theinteriorofthedevicemustremainfreefromwater.
OnlyRAMSES®811 top:
Replacethetwobatteriesatregularintervalsevery1.5years.Only
use new1.5 V batteries of the typeAA, Alkaline.Nevermixold and
newbatteries,asoldbatteriescanleak.
7 Disposal
7.1 Disposal of Batteries
Usedbatteriesmustbedisposedofaccordingtothe nationalregula-
tionswithregardtotheenvironment(e.g.atspecialbatterycollection
outlets).Neverthrowusedbatteriesoutwith your usualrubbish.
7.2 Disposal of the Device
Attheendofitslife,theroomthermostatmustbedismountedprofes-
sionallyanddisposedofaccordingtothenationalregulationswithre-
gardtotheenvironment.
Incaseof doubts,pleasecontactthemanufacturer’srepresentative
inyourcountry.Contactdetailscanbefoundat the backofthisman-
ual.
8 Technical Data
Control type: RS type 2B acc. to EN 60730-1:1991
Contact: Change-over contact, potential-free,
protectivelowvoltage.
Max.6A/250V~,min.1mA/5V
Accuracy: ± 1sec. per day at 20°C
Controlaccuracy: ±0.2K
Temperature meas. range: 0°C to 50°C, resolution 0.1°C
Temperature setting range: 6°C to 30°C in increments of 0.2°C
Controlperiod: 5to30min.(PDcontrol)
Control lock-in range: ± 0.2 K to± 5K (PD control)
Switching hysteresis: ± 0.2 K to±1.0 K (hysteresis control)
Memoryspaces: 22temperaturechanges,programmable
for Mo-Fr,Sa-Su, eachday orforindivid-
ualdays.
Class of protection: II according to EN 60730-1
Type of enclosure: IP 20 according to EN 60529-1
OnlyRAMSES®812 top
Operatingvoltage: 230V~±10%;240V~ + 6%,-14 %
50to 60Hz
Powerreserve: 5hours
OnlyRAMSES®811 top
Batteries: 2xalkalinebatteries1.5V, typeAA
Powerreserveduring
batteryreplacement: 10minutes
6 Maintenance and Repair
With the exception of a regular replacement of the batteries for the
RAMSES®831 top, the room thermostats are maintenance-free.
Only clean the device with a dry or slightly damp, soft and lint-free cloth.
The interior of the device must remain free from water.
Only RAMSES®831 top:
Replace the two batteries at regular intervals every 1.5 years. Only
use new 1.5 V batteries of the type AA, Alkaline. Never mix old and
new batteries, as old batteries can leak.
7 Disposal
7.1 Disposal of Batteries
Used batteries must be disposed of according to the national regulations with
regard to the environment (e.g. at special battery collection outlets). Never throw
used batteries out with your usual rubbish.
7.2 Disposal of the Device
At the end of its life, the room thermostat must be dismounted professionally and
disposed of according to the national regulations with regard to the environment.
In case of doubts, please contact the manufacturer’s representative in your country.
Contact details can be found at the back of this manual.
8 Technical Data
Control type: RS type 1B acc. to EN 60730-1:2001
Contact: Change-over contact, potential-free,
protective low voltage.
Max. 6A / 250 V~, min. 1 mA / 5V
Accuracy: ± 1 sec. per day at 20 °C
Control accuracy: ± 0.2 K
Temperature meas. range: O °C to 50 °C, resolution 0.1 °C
Temperature setting range: 6 °C to 30 °C in increments of 0.2 °C
Control period: 5 to 30 min. (PD control)
Control lock-in range: ± 0.2 K to ± 5 K (PD control)
Switching hysteresis: ± 0.2 K to ± 1 0 K (hysteresis control)
Memory spaces: 22 temperature changes, programmable
for Mo-Fr, Sa-Su, each day or for individual
days.
Class of protection: II according to EN 60730-1 with correct
installation
Type of enclosure: IP 20 according to EN 60529-1
Only RAMSES®832 top
Operating voltage: 230 V~ ± 10 %; 240 V~ + 6 %, -14 %
50 to 60 Hz
Power reserve: 5 hours
Only RAMSES®831 top
Batteries: 2 x alkaline batteries 1.5 V, type AA
Power reserve during
battery replacement: 10 minutes
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