Parameters' List - Riello TAU Unit 140 Installation And Maintenance Manual

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INSTALLATION
2.15.2

Parameters' list

9
The programming lines can be hidden, according to the access level (User, Installer, Manufacturer) and to the thermal unit
configuration.
9
The parameters of the Installer and Manufacturer levels should only be changed by Technical Assistance Service
Parameters are listed base on the reference menu.
Reference Menu
M1
Parameters Menu
M2
Cascaded module configuration menu
M3
Cascaded boiler configuration menu
M4
Appliance configuration menu
Nr. dis-
Par.
Menu
played
No.
Display
Defines the thermal module's various heat-
ing operation modes.
0 = Fixed setpoint with ambient thermostat
1 = Climate mode with external probe and
ambient thermostat
M1
1
CH mode
2 = Climate mode with continuous operation
and reduction with ambient thermostat
3 = Fixed setpoint with continuous operation
and reduction with ambient thermostat
4 = Adjust Setpoint with 0-10V input
5 = Adjust power with 0-10V input
CH set-
It defines the desired delivery temperature
M1
3
point
with heating mode (Par. 1 = 0).
Calc.
Parallel shift of direct Zone/Zone 1 climatic
M1
185
Set-point
curve
Off-set
Comp. T.
Delivery temperature compensation at max-
M1
109
@ T.ext.
imum external temperature in climate mode
Max
(Par. 1 = 1 or 2).
CH Min.
It defines the minimum delivery temperature
M1
110
Set-point
value in heating mode (Par. 1 = 4).
CH Max.
It defines the maximum delivery tempera-
M1
111
Set-point
ture value in heating mode (Par. 1 = 4).
Outd Comp
M1
190
Outdoor temperature compensation factor
Fact
Sets the overrun time in seconds of the boil-
Boiler
er's circulator during stand-alone operation;
M1
5
Pump
cascaded operation determines the module's
Overrun
overrun after switch-off due to temperature
control.
Sets the activation temperature when the
maximum flue gas temperature is exceed-
ed. When the flue gas temperature is higher
than a set value, the module switches off
Flue Temp.
and an error message is generated. When
M1
6
Limit
the flue gas temperature is in the interval
between (Par. 6) -5°C and Par. 6, the mod-
ule reduces its power in a linear way until it
reaches minimum power when the temper-
ature measured is equal to Par. 6.
Sets the value in degrees beyond the set-
CH Hyster-
M1
7
point at which the burner switches off for
esis
thermoregulation.
Sets the value in degrees below the set-point
CH Hyster-
M1
112
at which the burner switches on again for
esis Down
thermoregulation.
Sets the stand-by time before the appliance
is switched on again after it switches off due
Anti-cycle
to thermoregulation, independently from
M1
9
Period
the delivery temperature dropping below the
value indicated in Par. 10. Parameter valid
only in stand-alone mode.
Access type
U
I
O
Description
34
End user
Installer
Manufacturer
Default
Range
setting
0...5
0
Par. 23...Par. 24
70
-10...10
0
Off, -10...10
0
20...50
30
50...90
80
0...100
50
0...900
60
10...120
90
0...20
3
0...20
5
10...900
120
R
.
Access
UM
Category
type
I
Heating
°C
U
Heating
I
Heating
I
Heating
°C
I
Heating
°C
I
Heating
%
I
Heating
Sec.
I
Heating
°C
O
General
°C
I
Heating
°C
I
Heating
Sec.
I
Heating

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This manual is also suitable for:

Tau unit 70Tau unit 100Tau unit 115Tau unit 50

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