User manual

38
Service setting manual
ENG
Para-
meter
Parameter name Parameter description Setting range Default
setting
P4.9
STAND-BY TIME FOR
D. H. W. CIRCULATION
PUMP
Setting of stand-by time for d. h. w. circulation pump.
Pump stand-by period is always followed by the pump
running period.
0 ÷ 60 min
10
Settings for boilers:
Para-
meter
Parameter name Parameter description Setting
range
Default
setting
P5.1
MIN. LIQUID FUEL
BOILER TEMP.
Setting of min. liquid fuel boiler temperature. 10 ÷ 90 °C
35
P5.2
MIN. SOLID FUEL
BOILER TEMP.
Setting of min. solid fuel boiler temperature. 10 ÷ 90 °C
55
P5.3
MIN. HEAT ACCUMULA-
TOR TEMP.
Setting of min. temperature for heat transfer from storage
tank.
20 ÷ 70 °C
30
P5.5
CONSUMPTION OF
LIQUID FUEL BOILER -
BURNER STAGE 1
Setting of liquid fuel boiler consumption on 1st stage of the
burner (Unit: L/h for heating oil or Sm3/h for natural gas).
0.0 ÷ 10.0
0.0
P5.6
CONSUMPTION OF
LIQUID FUEL BOILER -
BURNER STAGE 2
Setting of liquid fuel boiler consumption on 2nd stage of the
burner (Unit: L/h for heating oil or Sm3/h for natural gas).
0.0 ÷ 10.0
0.0
P5.7
ENERGY SOURCE IN
LIQUID FUEL BOILER
 1- HEATING
OIL
2- NATURAL
GAS
1

Para-
meter
Parameter name Parameter description Setting
range
Default
setting
P6.1 SWITCH-ON DIFFE-
RENCE FOR COLLEC-
TORS OR SOLID FUEL
BOILER
Setting of difference between solar collectors or solid fuel
boiler temperature and storage tank or heat accumulator
temperature by which the circulation pump shall switch-on.
5 ÷ 30 °C
12
P6.2 SWITCH-OFF DIFFE-
RENCE FOR COLLEC-
TORS OR SOILD FUEL
BOILER
Setting of difference between solar collectors or solid fuel
boiler temperature and storage tank or heat accumulator
temperature by which the circulation pump shall switch-off.
1 ÷ 25 °C
4
P6.3 MIN. TEMPERATURE
OF COLLECTORS OR
SOLID FUEL BOILER
Setting of min. solar collector or solid fuel boiler temperature
to activate the circulation pump.
10 ÷ 60 °C
35