Grundfos Control MPC Montage- Und Betriebsanleitung Seite 18

• the most recent active alarm, if any, and the fault cause with the
fault code in brackets
• system status with actual operating mode and control source
• pump status with actual operating mode.
If a fault has occurred, the warning symbol
symbol is shown in the line (C) together with the cause
and fault code, for instance "Overtemperature (64)".
If the fault is related to one of the pumps, one of the symbols
is also shown in front of the status line (D) of the pump in question.
At the same time, the pump status indicator (E) changes colour to
either yellow or red as described in the table below. The symbol
or is shown to the right in the top line of the display (F). As
long as a fault is present, this symbol is shown in the top line of all
displays.
To open a menu line, select the line with [∨] or [∧] and press [OK].
The display allows you to open status displays showing the
following:
• actual alarms
• system status
• status of each pump.
Description of pump status
Pump status indicator Description
Rotating, green The pump is running.
Permanently green The pump is ready (not running).
Rotating, yellow Warning. The pump is running.
Warning. The pump is ready (not
Permanently yellow
running).
Permanently red Alarm. The pump is stopped.
8.3.1 Actual alarms (3.1)
Actual alarms
Description
The display shows active unreset alarms and warnings.
For further information, see sections Actual alarms (3.1) and Alarm
log (3.2).
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8.3.2 System (1.2)
or alarm
or
System
Description
The display shows the operational state of the system. Go to
subdisplays for further details.
The display allows you to open the displays below:
• Operating mode
• Setpoint
• Setpoint influence
• Measured values
• Analog inputs
• Log graph
• Battery status.
8.3.3 Operating mode (1.2.1)
Operating mode
Description
The display shows the operating mode of the system and from
where it is controlled.
Operating modes