Wilo DD-I, Installation And Operating Instructions Manual

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Configuration en
Installation and operating instructions Wilo DD-I 151
Specify which controller controls the system.
Factory setting: Level Control
Input: Level Control, PID, HE-Controller
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Trigger emptying sump
Start manual pump process. The max. specified pumps run up to the specified
switch-off/stop level of the set level detection (see System Limits ➜ Pump Limits
and Changer).
6.6.7 System Limits
Specify the permissible application limits of the system:
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Levels
Specify the levels for high water and dry-running protection.
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Dry Run Sensor Selection
Determine the signal source for dry running.
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Pump Limits and Changer
Settings for regular pump cycling.
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Min/Max Frequency
Specify the minimum and maximum operating frequency.
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Start Frequency
Specify an increased operating frequency when starting the pump.
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Alternative Stop Level
Additional shut-down level for completely draining the pump chamber and aeration
of the level probe.
6.6.7.1 Levels
Define different filling levels for switching the pumps on and off. NOTICE! Connect a
level sensor for detecting the filling levels!
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High Water Start Level
If the set level is reached, start the max. specified pumps (see System Limits ➜
Pump Limits and Changer). An entry is made in the Data Logger.
Factory setting: 100 m
Input: 0.05 to 100 m
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High Water Stop Level
If the set level is reached, all additionally started pumps are switched off. Only those
pumps remain in operation that are required according to the control system. An
entry is made in the Data Logger.
Factory setting: 100 m
Input: 0.05 to 100 m
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Alternative Start Level
Additional switch-on level for draining the pump chamber earlier. This earlier
switch-on level increases the standby chamber volume for special events, e.g. heavy
rain. To activate the additional switch-on level, assign a digital input on the I/O
module with the function "Alternative Start Level". If the set level is reached, start
the max. specified pumps (see System Limits ➜ Pump Limits and Changer).
Factory setting: 100 m
Input: 0.05 to 100 m
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Dry Run Level
All pumps are switched off when the set level has been reached. An entry is made in
the Data Logger.
Factory setting: 0.05 m
Input: 0.05 to 100 m
6.6.7.2 Dry Run Sensor Selection
Specify the sensor for the dry run.
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Sensor Type
Factory setting: Sensor
Input: Sensor, Dry Run Input
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Sensor
The dry run level is determined via the level sensor.
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Dry Run Input
The signal for the dry run level is transmitted via a digital input.