Riello Array AR 399 SE User Manual

72
RECYCLING AND DISPOSAL
72
APPENDIX
APPENDIX
Menu
Par.
No.
Nr. dis-
played
Display
Description Range
Default
setting
UM
Access
type
Category
M1 23
Design
Supply
Min.
Limit
Limits the minimum value that can be assigned to
the set-point in heating mode (does not apply to
heating mode 4).
39 - 180
(4 - 82)
86 (30) °F (°C) I Heating
M1 24
Design
Supply
Max.
Limit
Limits the maximum value that can be assigned to
the set-point in heating mode (does not apply to
heating mode 4).
81 - 194
(27 - 90)
176 (80) °F (°C) I Heating
M1 25
Warm
Weather
Shutdn
Denes the temperature at which climatic regula-
tion is switched off.
-32 - 95
(0 - 35)
71.6 (22) °F (°C) I Heating
M1 26
Boost
Temp
Incre-
ment
Establishes the set-point temperature and increas-
es delta T, if the heat demand in heating mode is
not satised after the time interval specied in Par.
27 (applies only to stand-alone mode only).
0 - 54
(0 - 30)
0 (0) °F (°C) I Heating
M1 27
Boost
Time
Delay
Denes the time interval after which the set-point
is increased as dened in Par. 26 (applies only to
stand-alone mode).
1 - 120 20 Min. I Heating
M1 28
Night
Setback
Temp.
Used in heating mode Par. 1= 2 or 3. Establishes
how many degrees the supply set-point is reduced
when the RT (room thermostat/heat demand) con-
tact is closed.
0 - 86
(0 - 30)
50 (10) °F (°C) I Heating
M1 35
DHW
mode
Establishes the domestic hot water circuit's opera-
tion mode.
0 Disabled
1 Tank + Sensor
2 Tank +
aquastat
0 I DHW
M1 113
Max.
Power
DHW
Denes the domestic hot water circuit's max. %
power.
50 - 100 100 % I DHW
M1 114
Min.
Power
DHW
Denes the domestic hot water circuit's minimum
% power.
1 - 30 1 % I DHW
M1 36
DHW
Tank
Hyst.
Down
Denes the hysteresis to initiate the domestic hot
water demand.
0 - 36
(0 - 20)
9 (5) °F (°C) I DHW
M1 37
DHW
Tank
Hyst. Up
Denes the hysteresis to stop the domestic hot
water demand.
0 - 36
(0 - 20)
9 (5) °F (°C) I DHW
M1 38
DHW
Tank
Supply
Extra
Denes the primary circuit's set-point increase in
degrees compared to the temperature set for the
domestic hot water tank.
0 - 54
(0 - 30)
27 (15) °F (°C) I DHW
M1 42
DHW
Priority
Denes the priority type:
On: priority for DHW; Off: priority for CH;
Time: time priority between the two circuits dened
by Par. 43;
Parallel: parallel priority managed on the basis of
the primary circuit's temperature compared to the
heating circuit's set-point.
ON/OFF/Time
Parallel
On I DHW
M1 43
DHW
Max.
Priority
Time
Establishes the time in minutes during which
priority is alternatively allocated to the DHW and CH
circuits when Par. 43 is set to "time" mode.
1 - 255 30 Min. I DHW
M1 44
DHW
Pump
Overrun
Establishes the overrun time in seconds for the
domestic hot water mode with the boiler in stand-
alone operation; cascaded operation denes the
boiler's overrun after switch-off due to thermoreg-
ulation.
0 - 900 60 Sec. I DHW

Riello Array AR 399 SE Specifications

General

Brand	Riello
Model	Array AR 399 SE
Category	Water Heater
Language	English