Water Level Pressure Pump Controller

Task: Program
Structure: Closed-Loop
Mathematical Model: Linear
Signal: Continuous
Certification: ISO: 9001, CE
Protection Grade: IP54
Customization:

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Basic Info.

Model NO.
L921-B
Rated Input Voltage
AC220/50Hz
Rated Output Power
0.37kw~2.2kw
Switch Type
Auto / Manual
Phase Nummber
Single Phase
Transport Package
Carton
Specification
CE, ISO9001: 2008
Trademark
Leading
Origin
Changsha, Hunan
HS Code
90328990
Production Capacity
5000PCS/Year

Product Description

Pressure pump controller

Application: Control&protect single phase pump for pressure boosting, DOL

Intelligent pump controller L921-B is an easy to use, programmable controlling & protection device for
Single booster pump.

Model L921-B is speciall 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 dynamice pressure value
In the pipeline.

Main spec:
Rated Input Voltage: AC220V/50HZ, Single Phase
Rated Output Power: 0.37kw-2.2kw

Application:
Control&Protect single phase pump, DOL


Main features:
1. Single pumps control;
2. Present pressure transmitter with 0.5-4.5V analog signal;
3. Easily setting the different pressure value and observing the dynamic pressure value;
4. Eliminates the pressure switch, pressure setting for one pump;
5. Automatically stop the pump in the case of water stortage, protecting it from drying
Running without installing the float switch or liquid probe in the wall;
6. Auto/Manual switch;
7. Pump accumulative running time displaying;
8. Pump last five fault record displaying;
9. LCD displays pump running information;
10. Protect the pump against many faults;
11. Grade of protection IP54;
12. Present remote monitor;
13. Present one dry contact point;
14. Visual & Audio alarm for fault prompt.


Quality certificate:
1. CE certification;
2. ISO;
3. Audited supplier.


Advantages:
1. Water pump network remote monitor;
2. Water pump GSM message remote monitor;
3. Central group control network systems;
4. Intelligent digital water pump controller with sensor free;
5. Computer chip of intelligent digital water pump control;
6. Water pump intelligent one button fast parameter calibration;
7. Water control anti-corrosion, enviromment-friendly probe;
8. Water pump shaft anti-rust function;
9. Liquid level no sensor application;
10. Win credit grade-AAA enterprise certification;
11. Win Hunan good quality and be reliable enterprise;
12. The appointed product of Hunan flood control and drought relief command office.


About us:
Hunan Leading Science & Technology Development Co., Ltd is the professional manufacturer of intelligent pump control system applied for monitoring and protecting of pumps in home and industry use;

Leading Science & Technology has always been a leader in the production, research & development of intelligent pump control system and relative pump control products. Million of our prime products have been sold on the market for stable quality and reasonable price.

Leading Science & Technology has established stable relations with many pump producers and distributors from China and overseas.
Till now, Leading Science & Technology we have passed CE, ISO9001: 2008 certificate.
Water Level Pressure Pump Controller

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