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•
Contact closed: Pump is working in the specified operating mode or is de-energised.
•
Contact open: Pump has a fault.
SBM:
The signal for the collective run signal (SBM) is available at the potential-free normally open contact (COM -
NO).
SBM can signal different operating states. The selection is made in the configuration of the module via the
pump controls.
•
Contact closed: Pump signals the desired operation or the selected operational readiness.
•
Contact open: Selected operational readiness or selected operation is not in place.
6.4
Other functions
Pump kick
Prevents deposits that can form during prolonged downtime.
If the pump is switched off via the control input with the Ext. OFF function or 0-10 V, it is started for a short
time every day during downtime.
Voltage must be applied to the pump at all times for this function to be activated.
LED
The Wilo-Connect module BMS has an LED to indicate the operating status.
•
Green: Module is ready for operation
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Off: Module is not ready for operation
Extensions under preparation
The following extensions are under preparation and still don't work:
•
Wilo-Connectivity Interface
Slot for additional modules (below the lockable module cover)
CAUTION! Do not connect any modules !
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Input 24 V
Connection for external power supply 24 V
CAUTION! Do not connect any voltage !
7
Installation and electrical connection
Electrical connection may only be carried out by a qualified electrician and in accordance with the applicable
regulations!
DANGER
Risk of fatal electrical shock!
Avoid dangers caused by electrical currents!
• Local directives and general directives [e.g., IEC, VDE, etc.] and instructions from local
energy supply companies must be adhered to.
Installation and operating instructions • Wilo-Connect module BMS • Ed.02/2023-10
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