Grundfos Control MPC Montage- Und Betriebsanleitung Seite 48

P
1
SP
A
P
f
Max. T
f
Filling and pressure buildup phases
P: Pressure
P : Filling pressure
f
Pos. Description
1 Filling phase: constant-curve operation
Pressure build-up phase: constant-pressure
2
operation
A Actual value
B Setpoint ramp-up
Setting range
• Speed (pump speed)
• Number of pumps
• Filling pressure
• Max. time (maximum filling time)
• Warning or Alarm + stop
• Ramp time for Pressure build-up phase.
Setting via the operating panel
• Settings > Secondary functions > Soft pressure build-up.
1. Select and set:
• Speed
• Number of pumps
• Filling pressure
• Max. time.
2. Select: Warning or Alarm + stop.
3. Set: Ramp time.
4. Select: Enabled.
Factory settings
The function is disabled.
48
2
B
T
T: Time [second]
T : Filling time
f
8.6.27 Emergency run (4.3.5)
Emergency run
Description
The function is used in booster applications. When this function
has been enabled, the pumps will keep running regardless of
warnings or alarms. The pumps will run according to a setpoint set
specifically for this function.
In case of sensor fault, both main and standby pumps will
run at 100 % speed.
Setting range
• Setting of digital input, see section Digital inputs (4.3.7).
• Setting of digital output see section Digital outputs (4.3.9).
• Setting of setpoint for emergency run.
Setting via the operating panel
• Settings > Secondary functions > Emergency run > Go to
setting of digital input.
1. Select: Digital inputs.
2. Select: Emergency run.
3. Press x 2.
4. Select: Go to setting of digital output.
5. Select: Digital outputs.
6. Select: Emergency run.
7. Press x 2.
8. Set: Setpoint, emergency run.
When you have set this function described above, you
can also enable it via the display System operating
mode.
Related information
8.4.2 System operating mode (2.1.1)
8.6.28 Digital inputs (4.3.7)
8.6.33 Digital outputs (4.3.9)