6.1.1
Connect and configure the iMPI heat pump with electrical
back-up with a domestic hot water tank and a direct cir
cuit
Fig.29
MW-5000766-2
230V ou 400V
50Hz
2
3
0
V
5
0
H
z
M
AB
A
4
2
5
3
X23
X12
X28
1
3
8
5
X25
4
1
8
2
B
EHC-04
1 Outdoor temperature sensor
2 Wiring kit for direct underfloor heating
3 TXM connected thermostat
4 Heating/domestic hot water reversal valve
5 Domestic hot water sensor
8 Outdoor unit bus connection
1. Connect the accessories and options to the EHC–04 PCB, respect
ing the 230-400 V and 0-40 V cable feed-throughs.
2. On initial start-up, or after a reset of the factory parameters, set the
CN1 and CN2 parameters according to the output of the outdoor
unit.
3. Select the number corresponding to the installation type by pressing
the or key.
Installation type
No.
1 direct underfloor h 1 domestic hot water tank 06
Selecting the installation type enables automatic configuration of
the parameters required for the control panel to operate correctly
(gradient, maximum circuit temperature, etc.).
4. Confirm the selection by pressing the
key.
The main parameters are set.
6 Connecting diagrams
7685645 - v04 - 07032018
AWHP-2 iMPI
37