To Connect The User Interface - Rotex RHBH04CA3V Manuel D'installation

3 Installation
Example measure resistance between K1M/1 and K5M/13:
K1M
1 3 5 13
2 4 6 14
Ω
Ω
K5M
1 3 5 13
2 4 6 14

3.5.5 To connect the user interface

1 Connect the user interface cable to the indoor unit.
2 1
X5M
X2M
A2P A2P
a b
a User interface delivered with the unit
b Optional user interface
2 Fix the cable with cable ties to the cable tie mountings.
Fixation of the user interface to the indoor unit
1 Insert a screwdriver into the slots underneath the user interface
and carefully separate the faceplate from the wallplate.
NOTICE
The PCB is mounted in the faceplate of the user interface. Be
careful NOT to damage it.
2 Fix the wallplate of the user interface to the frontplate of the unit.
Installation manual
8
K2M K2M K2M
1 3 5 13
2 4 6 14
3 Cut off a 2 wire conductor.
4 Connect the wires to the user interface as shown below.
From the rear
PCB
1x
b
a Notch this part for the wiring to pass through with nippers
etc.
b Secure the wiring to the front part of the casing using the
wiring retainer and clamp.
1 Reinstall the faceplate onto the wallplate.
Fixation of the user interface to the wall in case of installation as
room thermostat
1 Insert a screwdriver into the slots underneath the user interface
and carefully separate the faceplate from the wallplate.
NOTICE
The PCB is mounted in the faceplate of the user interface. Be
careful NOT to damage it.
2 Fix the wallplate of the user interface to wall.
3 Connect the wires to the user interface as shown below.
From the rear
PCB
1x
b
From the left
PCB
1x
a
b
a
a
RHBH/X04+08+16CA
Rotex HPSU low temperature Bi-Bloc
4P330419-1A – 2012.11