Grundfos Control MPC 2000 Series, Installation And Operating Instructions Manual

Page: 30 / 528

English (GB)
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8.7 Settings (4)
Fig. 35 Settings
In the "Settings" menu, you can set the following functions:
• Primary controllerPI controller, Alternative setpoints, External
setpoint influence, Primary sensor, Secondary sensor, Clock
program, Proportional pressure, S-system configuration,
Setpoint ramp.
• Pump cascade controlMin. time between start/stop, Max.
number of starts/hour, Number of standby pumps, Forced
pump changeover, Pump test run, Pump stop attempt, Pump
start and stop speed, Min. performance, Compensation for
pump start-up time.
• Secondary functionsStop function, Pilot pump, Soft pressure
build-up, Digital inputs, Analog inputs, Digital outputs*, Analog
outputs, Counter inputs, Emergency run, Min., max. and user-
defined duty, Pump curve data, Control source, Fixed inlet
pressure, Flow estimation, Reduced operation, Multisensor
settings.
• Monitoring functionsDry-running protection, Min. pressure,
Max. pressure, External fault, Limit 1 exceeded, Limit 2
exceeded, Pumps outside duty range, Pressure relief, Log
values, Fault, feedback sensor, Non-return valve.
• Functions, CU 352Display language, Units, Date and time,
Password, Ethernet, GENIbus number Software status, Display
1, Display 2, Display 3.
• The service language, British English, can be selected for
service purposes. All these functions are usually set correctly
when the system is switched on.
8.7.1 Primary controller (4.1)
Fig. 36 Primary controller
Description
In the menu, you can set the functions related to the primary
controller. It is only necessary to make settings in this menu if the
functionality is to be expanded with one of the functions below:
• PI controller
• Alternative setpoints
• External setpoint influence
• Primary sensor
• Secondary sensor
• Clock program
• Proportional pressure
• S-system configuration.