Riello TAU Unit 50 Installation And Maintenance Manual page 37

Nr. dis-
Par.
Menu played
No.
Display
The value of this parameter is defined by Par. 97.
0 = Disabled
1 = General circulation pump
2 = Heating circulation pump
3 = DHW circulation pump
4 = System circulation pump
5 = Cascade circulation pump
Prog. Out-
6 = Alarm relay
M1 128
put 4. 7 = Filling valve
8 = LPG solenoid valve
9 = External ignitor
10 = Air damper
14 = CC burner alarm
15 = CC burner state
16 = Zone circulation pump
19 = Anti-Legionella pump
The value of this parameter is defined by Par. 97.
0 = Disabled
1 = General circulation pump
2 = Heating circulation pump
3 = DHW circulation pump
4 = System circulation pump
5 = Cascade circulation pump
Prog. Out- 6 = Alarm relay
M1 187
put 5. 7 = Filling valve
8 = LPG solenoid valve
9 = External ignitor
10 = Air damper
14 = CC burner alarm
15 = CC burner state
16 = Zone circulation pump
19 = Anti-Legionella pump
M1 129 Flow sensor Defines the type of flow sensor used.
Flow scaling
M1 130 Defines the scaling factor for the flow meter.
factor
M1 131 Min Press. Defines the system minimum pressure value.
Mod. Pump Defines the delta T set for the operation of the
M1 133
dT modulating circulator.
Defines the time in seconds from the moment the
Mod. Pump burner is switched on to start the modulation of
M1 134
Start Time the circulator and obtain the delta T specified in
Par. 133.
It defines the installed PWM circulation pump
model.
Mod. Pump
M1 135 0 = Wilo Yonos
Type
1 = Salmson
2 = Grundfos
Defines whether the boiler's circulator operates in
Mod. Pump
M1 136 modulating mode or at a set speed (as a percent-
Mode
age of maximum speed).
Defines the percentage of speed that sets the min-
Mod. Pump
M1 137 imum speed that the circulator can reach during
Min Pwr
modulation.
Value can vary depending on appliance configura-
tion based on Par. 97 and 98. This value is calculat-
Appliance
M1 138 ed by the board, which, based on an internal logic,
type
defines as a single number the settings of Par. 97
and 98.
Description
37
Default set-
Range
ting
0...10,14,15,16,19 0
0...10,14,15,16,19 1
Bitron, Huba:
DN8, DN10,
Huba DN25
DN15, DN20,
DN25
0...25.5 3,2(*)
Off,
0,1
0.3,0.4...5.0
5...40 15
0...255 120
0...2 2
On/Off
Modulating
Fixed 20% Modulating
Fixed 30%...
Fixed 100%
0...100 30
Depends on
0...255
boiler model
INSTALLATION
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type
I General
I General
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bar I General
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Sec. I General
I General
I General
% I General
I General