Settings; Primary Controller (4.1); Alternative Setpoints (4.1.2) - Grundfos Control DDD Montage- Und Betriebsanleitung

8.7 Settings (4)

Fig. 41 Settings
In this menu, you can set the following functions:
• Primary controller
PI controller, Alternative setpoints, External setpoint influence,
Primary sensor, Clock program, Proportional pressure,
Setpoint ramp.
• Pump cascade control
Min. time between start/stop, Max. number of starts/hour,
Standby pumps, Forced pump changeover, Pump test run,
Pump stop attempt, Pump start and stop speed, Compensation
for pump startup time.
• Secondary functions
Stop function,Pilot pump, Soft pressure build-up, Emergency
run, Digital inputs, Analog inputs, Digital outputs, Analog
outputs, Pump curve data, Pilot pump curve data, Control
source, Fixed inlet pressure, Flow estimation, Reduced
operation, Remote sensors, User-defined duty.
• Monitoring functions
Dry-running protection, Min. pressure, Max. pressure, External
fault, Limit 1 exceeded, Limit 2 exceeded, Pumps outside duty
range, Log values, Fault, primary sensor, Night flow
monitoring.
• Functions, CU 354
Display language, Units, Date and time, Password, Ethernet,
GENIbus number, Software status.
• 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. 42 Primary controller
Description
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 following functions:
• PI controller
• Alternative setpoints
• External setpoint influence
• Primary sensor
• Clock program
• Proportional pressure
• Setpoint ramp.
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