Technical Details/ Error Messages; Service Address - Theben RAMSES 850 top2 OT Instructions De Montage Et D'utilisation

Technical data
Controller type: modulating controller, works
with OpenTherm protocol
(OpenTherm V4.0 with
SmartPower)
Power supply: OT bus or 24 V (SELV)
Temperature
setting range: +4 °C to +30 °C
in increments of 0.2 °C
Permissible ambient
temperature: 0 °C ... +50 °C
Memory locations: 42
Protection class: III in accordance with
EN 60730-1 subject to
designated installation
Protection rating: IP 20 in accordance with
EN 60529
Time accuracy:
Power reserve: 4 hours
Pollution degree: 2
36
≤ 1 s/day at 20 °C
Error messages
For the error messages that are sent from the
OT-Box RAMSES top2 OT to the room thermo-
stat, see the OT-Box RAMSES top2 OT opera-
ting guide.

Service address

Theben AG
Hohenbergstr. 32
72401 Haigerloch
GERMANY
Telephone +49 (0) 74 74/6 92-0
Fax +49 (0) 74 74/6 92-150
Hotline
Telephone +49 (0) 74 74/6 92-369
Fax +49 (0) 74 74/6 92-207
hotline@theben.de
Addresses, telephone numbers etc.
www.theben.de