PRESFLO MULTI Automatic control device
Clean water | Domestic use
Technical Data
| TYPE | P2 | Power supply | Continuous duty current | ||
|---|---|---|---|---|---|
| kW | HP | Volt | Hz | ||
| Single-phase | |||||
| PRESFLO MULTI | 1.5 | 2 | 230 | 50/60 | 13 A |
Installation and Use
PRESFLO MULTI is an electronic device designed to control and protect single-phase domestic pumps with a power capacity of up to 2 HP. It is ideal for water supply and pressure boosting in residential settings, as well as for small-scale irrigation applications.
Product Description
PRESFLO MULTI features a pressure sensor and a flow sensor linked to an electronic system that automatically activates the pump when a faucet's opening lowers the pressure below a specified level and deactivates it when the flow stops or dips under 2 l/min.
PRESFLO MULTI is also equipped with:
- Pressure Gauge
- Integrated 1-litre expansion tank useful in case of leaks and to protect against water hammer;
- Option to adjust the restart pressure from 1 bar to 5 bar;
- Capability to set the maximum current up to 16 A.
The integrated electronics protect the pump from:
- Dry running
- Frequent start-ups due to leaks in the system;
- Overcurrent
LED Indicators
PRESFLO MULTI features 2 LED indicators to show the system's operating status and alert to any issues through blinking patterns. A guide on the user interface helps to identify specific problems indicated by the LEDs.
Indicator states:
- STANDBY
- DRY-RUN PROTECTION
- EXCESSIVE STARTS
- OVERLOAD
Performance Range
- Maximum volume capacity: 170 l/min (10 m³/h)
- Adjustable restart pressure (factory setting 2 bar)
- Maximum current: adjustable up to 16 A.
Application Limits
- Liquid temperature up to +40 °C
- Ambient temperature up to +40 °C
- Maximum operating pressure 8 bar
- Protection rating: IP 65
Performance and Safety Standards
The electronic circuit board inside the PRESFLO MULTI has passed the most rigorous EMC tests for electromagnetic compatibility.
Available Upon Request
- Version with power cable with Schuko plug and pump connection cable
Adjustment
PRESFLO MULTI is equipped with two trimmers and a screwdriver for simple and intuitive adjustment of:
- Restart pressure from 1 bar to 5 bar
- Amperometric protection from 4 to 16 A
Dimensions and Weight
Diagram Description: The device has a height of 168mm, a width of 147mm, and a depth of 257mm. The total weight is 2.0 kg.
Adjustment Diagram Description: The top of the device features a screwdriver slot for adjustments. Two dials are present: one labeled "Pressure" with a scale from 1 to 5 bar, and another labeled "Current" with a scale from 4 to 16 A.
