Gold Member Since 2012
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Hunan Leading Science & Technology Development Co., Ltd.

Single Phase Pump Controller, Water Pump Controller, Ip54 High Protection Degree manufacturer / supplier in China, offering Speicial for Pressure Booster Pumps Controller L921-B, Automatic Pump Flow Pressure Controller, Intelligent Single Phase Pump Starter and so on.

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Speicial for Pressure Booster Pumps Controller L921-B

FOB Price: Get Latest Price
Min. Order: 20 Pieces
Production Capacity: 50000/PCS
Transport Package: Carton & Giftbox
Payment Terms: T/T, Paypal, Western Union

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Basic Info
  • Model NO.: L931-B
  • Structure: Closed-Loop
  • Signal: Continuous
  • Certification: CCC, CE
  • Customized: Can Be Customed
  • Unit Weight: 2. 48kg
  • Working Humidity: 20% - 90%Rh, No Drips Concreted
  • Pressure Transmitter: 0.5-4.5V Analog Signal
  • Trademark: Optional
  • Origin: China
  • Task: Program
  • Mathematical Model: Non-Linear
  • Function: Monitoring
  • Condition: New
  • Unit Dimension: 30. 2 X 24X 12cm
  • Working Temperature: - 25 to 55 Degree
  • Degree of Protection: IP54
  • Dynamic Pressure Value: Visualable
  • Specification: CE
  • HS Code: 90328990
Product Description
L931-B
Application: Control&Protect three phase pump for pressure boosting, DOL

Model L931-B is specially designed for pressure booster pumping system by adopting pressure transmitter (0.5-
4.5v), pump user can easily set the different pressure value and observe the dynamic pressure value in the pipeline.

Main features:

Speicial for Pressure Booster Pumps Controller L921-B
Single pump control
- Present pressure transmitter with 0.5-4.5v analog signal
- Easily setting the different pressure value and observing the
Dynamic pressure value
- Eliminates the pressure switch, pressure setting for one pump
- Automatically stop the pump in the case of water shortage,
Protecting it from drying running without installing the float
Switch or liquid probe in the well
- Auto / Manual switch
- Pump accumulative running time displaying
- Pump last five fault record displaying
- LCD displays pump running information
- Protect the pump against many faults
- Grade of Protection IP 54
- Present remote monitor
- Present one dry contact point
- Visual & Application: Control&Protect three phase Pump for Pressure Booster Pump Controller, DOL


Speicial for Pressure Booster Pumps Controller L921-B
Speicial for Pressure Booster Pumps Controller L921-B
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Mr. Steven Ma
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