Connection Of Room Thermostat - Rotex HPSU compact 308 Installation Instructions Manual

2 x Set-up and installation

2.4.5 Connection of room thermostat

HPSU compact
X1 (XR1P)
Fig. 2-22
* The cable bridge must be
installed on-site before start-up.
20
This component has a separate manual attached, including among other things instructions for installation and
operation.
The connection of the room thermostat to a ROTEX HP convector is described in section 2.4.6.
Installation without room thermostat:
The cable bridge- mounted on-site - is recommended by ROTEX as otherwise problems may arise due to the
cyclical circulation pump during heating operation. The DIP switch 3 (see tab. 3-1, chapter 3 "Start-up") must
be set to "ON".
The absence of a summer switch-off on the circulation pump can be compensated for by manually switching off
heating in the summer (key
HPSU compact
X1 (XR1P)
RT RT
L H
RT RT
N C
PE PE
9
Connection without Fig. 2-23
room thermostat*
) when a cable bridge is mounted.
Rotex
RKRTW
RT RT
L H
RT RT
N C
X1M
H com C
PE PE
9
Connection with room thermostat
cable-connected
Rotex
HPSU compact
RKRTR
X1 (XR1P)
RT RT
X1M
L H
RT RT
N C
H C com
PE PE
9
Fig. 2-24 Connection with radio-controlled room
thermostat
FA ROTEX HPSU compact 308 - 02/2012
X2M
L N