Grundfos Control MPC Montage- Und Betriebsanleitung Seite 54

8.7.47 Measurement, inlet pressure (4.4.1.2)
Fig. 97 Measurement, inlet pressure
Description
Dry-running protection can take place by means of a pressure
transmitter measuring the inlet pressure.
It is possible to set two levels:
• Warning
• Alarm + stop.
Restarting and resetting of alarms can be set to be automatic or
manual.
Setting range
• Selection of analog input for the function.
• Inlet pressure level for warning.
• Inlet pressure level for alarm + stop.
• Restarting: Auto / Manual.
Setting via control panel
• Settings > Monitoring functions > Dry-running protection >
Measurement, inlet pressure> Go to setting of analog input.
Display Analog inputs (4.3.8) appears.
1. Select: Inlet pressure.
2. .
3. Select: Enabled.
4. Select and set the level:
• Warning.
• Alarm + stop.
5. Select resetting: Auto / Manual.
If one of the levels is not required, the level value
Note must be the minimum value of the inlet-pressure
transmitter. This disables the function.
Factory setting
The setting is done in the start-up wizard and depends on the
application.
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8.7.48 Measurement, tank level (4.4.1.3)
Fig. 98 Measurement, tank level
Description
Dry-running protection can take place by means of a level
transmitter measuring the level in a tank on the suction side.
It is possible to set two levels:
• Warning
• Alarm + stop.
Restarting and resetting of alarms can be set to be automatic or
manual.
Setting range
• Selection of analog input for the function.
• Tank level for warning.
• Tank level for alarm + stop.
• Restarting: Manual or automatic.
Setting via control panel
• Settings > Monitoring functions > Dry-running protection >
Measurement, tank level > Go to setting of analog input.
Display Analog inputs (4.3.8) appears.
1. Set the input to "Tank level, suction side".
2. .
3. Select: Enabled.
4. Select and set the level:
• Warning.
• Alarm + stop.
5. Select resetting: Auto / Manual.
Factory setting
The function is disabled.