1 Features and technical data
Installation, Use and Maintenance Manual – GAHP-A
15
Figure 1�10 – Mod10 controller
Mod10 controller
Figure 1�11 – W10 electronic controller
1�6 OPERATION MODE
ON/OFF or modulating operation
The GAHP unit may work in two modes:
▶
mode (1) ON/OFF, i.e. On (at full power) or Off, with circulat-
ing pump at constant or variable flow;
▶
mode (2) MODULATING, i.e. at variable load from 50% to
100% of power, with circulating pump at variable flow.
LEGEND
HFLOW
Not used
CFLOW
Condensation water sensor control
J51
SPI connector
HPMP
Primary circuit hot water pump control
output (0-10 V)
CPMP
Low consumption fan control output
(0-10V)
NC1-C1
Status indication of locking warnig/error
CN5
Blower control
J82
W10 auxiliary controller connector
J83
W10 cable shielding connection W10
CN1
Inputs 0-10V (not used)
LEGEND
FS1
Defrosting valve contact
JP1
Communication with S61/Mod10
