Multimaster Function; Description Of Functions For The System; Settings; Operating Modes - Grundfos Hydro Multi-E Installation And Operating Instructions Manual

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14. Priority of settings
15. Grundfos Eye
21.6 Factory settings
8.2.1 Home display
1
Home
Setpoint
5.00 bar
Operating mode
Normal
1
9
8
Example of Home display
Pos.
Symbol
Description
Setpoint
Home
This menu shows up to four user-defined
parameters. You can select parameters
1
shown as shortcut icon
Operaring mode
pressing
display for the selected parameter.
Status
2
-
This menu shows the status of the pump and
system as well as warnings and alarms.

Settings

This menu gives access to all setting
parameters. You can make detailed settings
3
-
of the pump in this menu.
1
See section Description of functions for
pumps.
1
Assist
This menu enables assisted pump setup,
4
-
provides a short description of the control
1
Setpoint
modes and offers fault advice.
See Assist in section Main menus.
Setpoint
1
Indicates that the pump has been stopped
5
via the
button.
Operaring mode
Setpoint
Indicates that the pump is functioning as
6
1
master pump in a multi-pump system.
Operaring mode
Setpoint
Indicates that the pump is functioning as a
7
slave pump in a multi-pump system.
Operaring mode
Indicates that the pump is operating in a
8
multi-pump system. See section Multi-pump
Setpoint
setup.
Operaring mode
Indicates that the function to configure
settings has been disabled for safety
9
reasons. See Buttons on product in
Operaring mode
section Main menus.
Related information
11.11 Multi-pump setup
12.4.1 Main menus
20
2
3
4
Status Settings Assist
Control mode
Const. pressure
Actual controlled value
4.90 bar
2
3
7
6
5
Status Settings Assist
Control mode
5.00 bar
Const. pressure
, and when
Actual controlled value
you go directly to the Settings
Normal
4.90 bar
9
8
7
6
5
2
3
2
3
Status Settings Assist
2
3
Control mode
Status Settings Assist
1
2
3
5.00 bar
Const. pressure
Status Settings Assist
Control mode
2
3
Setpoint
Control mode
Status Settings Assist
5.00 bar
Const. pressure
5.00 bar
Const. pressure
Actual controlled value
Control mode
Operaring mode
Actual controlled value
Normal
4.90 bar
Status Settings Assist
5.00 bar
Normal
Const. pressure
4.90 bar
2
3
Actual controlled value
Control mode
9
8
7
6
5
Normal
4.90 bar
5.00 bar
Const. pressure
Actual controlled value
Status Settings Assist
Normal
4.90 bar
Control mode
Actual controlled value
9
8
7
6
5
5.00 bar
Const. pressure
Normal
4.90 bar
9
8
7
6
5
Actual controlled value
9
8
7
6
5
Normal
4.90 bar
9
8
7
6
5
9
8
7
6
5

9. Multimaster function

Systems with two or more outlet-pressure sensors
If two or more pumps in the system are configured with an outlet-
pressure sensor (standard option), they can all function as master
pumps. As standard, the pump with the lowest number will be the
master pump. From factory, the master pump is marked with
number 1.
If master pump 1 is switched off or stopped due to an alarm, one of
the other master pumps will automatically take control of the
system.

10. Description of functions for the system

Hydro Multi-E offers the following functions via Grundfos Go or the
pump control panels.
10.1 Settings
10.1.1 Setpoint
You can set the setpoint for all control modes when you have
selected the desired control mode. See section Control mode.
Factory settings
See section Factory settings.
Related information
10.3 Control mode
21.6 Factory settings

10.2 Operating modes

The operating modes are the operating conditions that the system
can be set by the user.
Possible operating modes:
Stop
All pumps stop.
Normal (factory setting)
One or more pumps are operating to maintain the set pressure.
Max.
All pumps run at maximum speed.
The operating modes can be selected on the control panel, with
Grundfos GO or via bus.
10.2.1 Normal operation
H
H
set
Hydro Multi-E in normal operation, meaning constant-pressure
mode
In constant-pressure mode, Hydro Multi-E adjusts its performance
to the desired setpoint.
Q

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