High-Performance L921 Plus Water Pump Control Panel and 4-20mA Transmitter

Product Details
Customization: Available
Task: Program
Structure: Closed-Loop
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  • High-Performance L921 Plus Water Pump Control Panel and 4-20mA Transmitter
  • High-Performance L921 Plus Water Pump Control Panel and 4-20mA Transmitter
  • High-Performance L921 Plus Water Pump Control Panel and 4-20mA Transmitter
  • High-Performance L921 Plus Water Pump Control Panel and 4-20mA Transmitter
  • High-Performance L921 Plus Water Pump Control Panel and 4-20mA Transmitter
  • High-Performance L921 Plus Water Pump Control Panel and 4-20mA Transmitter
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  • Overview
  • Detailed Photos
  • Product Specifications
  • Function switch setting
  • Technical Parameters
  • Our Advantages
  • Manufacturing facility/ability
  • Payment terms/ Delivery terms
  • FAQ
Overview

Basic Info.

Model NO.
L921 PLUS
Signal
Continuous
Function
Automatic Control, Protection, Monitoring, Measurement
Certification
ISO: 9001, CE
Condition
New
Customized
Customized
Material
ABS
Rated Output Power
0. 37kw-2.2kw (0.5HP-3HP) 3kw-4kw (4HP-5.5HP)
Protection Grade
IP54
Rated Input Voltage
AC220V/AC230V Single Phase
Weight
2.48kg
Transport Package
Paper Carton
Specification
300*240*120mm
Trademark
LEADING
Origin
China
Production Capacity
5000

Packaging & Delivery

Package Size
32.00cm * 26.00cm * 15.00cm
Package Gross Weight
4.500kg

Product Description

Detailed Photos

High-quality Single Phase Water Pump Control Panel with 4-20mA Transmitter support. Ideal for intelligent pump control with linear mathematical models in a closed-loop system.
High-Performance L921 Plus Water Pump Control Panel and 4-20mA Transmitter
High-Performance L921 Plus Water Pump Control Panel and 4-20mA Transmitter
High-Performance L921 Plus Water Pump Control Panel and 4-20mA Transmitter
 
Monitor your pump's operation with precision using the LCD screen on the Single Phase Water Pump Control Panel by Hunan Leading. This intelligent controller supports 4-20mA transmitter for accurate monitoring.
High-Performance L921 Plus Water Pump Control Panel and 4-20mA Transmitter

Product Specifications

Model L921 PLUS
Main technical data
Start type Direct on line
Qty of controlled pump Single pump
Rated input voltage AC220V-240V Single phase
50HZ/ 60HZ
Rated output power 0.37kw-2.2kw (0.5hp-3hp)
3kw-4kw (4hp-5.5hp)
Capacitor Reserved space for installing start capacitor
 
 
Protection function 

 
Over load protection
Pump stalled protection
Dry run protection with sensor free
Under voltage protection
Over voltage protection
Repeat start protection
Over temperature protection
Application &
Control characteristic
Control and protect general pump
Using water level sensor, float switch or pressure switch or level/pressure transmitter to control pump start and stop
Applied for drainage by level control through 4-20mA level transmitter
Applied for booster by pressure control through 4-20mA pressure transmitter
Applied for water supply by liquid level control through float switch or liquid probe
Applied for water supply by pressure control through pressure switch and pressure tank
Applied for drainage by liquid level control through float switch or liquid probe
Other features Pump last five faults record displaying
Pump accumulative running time displaying
Pump shaft anti-rust
Present one dry contact point(BA port)
LCD screen locked function under anto state
Present RS485 port
Present user remote monitor
Push button calibration
Main installation data
Working temperature
Working humidity
Degree of protection
Install position
Unit dimension (L x W x H)
-25ºC-- +55ºC
20%--90%RH, no drips concreted
IP54
Wall mounting
300×240×120mm

Function switch setting

High-Performance L921 Plus Water Pump Control Panel and 4-20mA TransmitterHigh-Performance L921 Plus Water Pump Control Panel and 4-20mA Transmitter
Connectable sensors: Liquid probe(standard accessory)/ Pressure switch/Float switch/4-20mA transmitter

Technical Parameters

High-Performance L921 Plus Water Pump Control Panel and 4-20mA Transmitter

Our Advantages

We can accept customized products because we have our own research and development department ;
We can supply competitive price because we are the factory ;
We can supply technic support because we have experienced technic team.
 

Manufacturing facility/ability

High-Performance L921 Plus Water Pump Control Panel and 4-20mA TransmitterHigh-Performance L921 Plus Water Pump Control Panel and 4-20mA Transmitter

Payment terms/ Delivery terms

High-Performance L921 Plus Water Pump Control Panel and 4-20mA Transmitter
High-Performance L921 Plus Water Pump Control Panel and 4-20mA Transmitter

FAQ

Can i have some samples ?
Yes ,we can send you samples for testing,contact us for details 

What's delivery time ?
For standard pump control panel ,it usually takes about 7 working days;
For non-standard,it usually takes 15-20days ,please contact us for details;

Can I do OEM or ODM ?
Yes,we have our own engineering team and we do accept OEM and ODM,but there is ordering quantity requirement;

How does your factory do the quality control ?
Our production process follow up the ISO standard and we control the product quality from the raw materials to the finished product,each of our control panel will be fully assembled and strictly tested before packing and shipping ;

What is the approximate life time for your control panel ?
The designed life time of control panel is 8 years ;

What is your after sales service policy ?
According to the ordering quantity,we will give some free spare parts or controller for maintenance or replacement and we will give technical training;

How can i trust you ?
We have being developing the pump control panel manufacturing and selling for 15 years ,now many pump supplier from China and overseas are using our controller to control and protect their pump and motor.


Where is your location and transportation guide?
From Guangzhou to Changsha takes 1hour by air, 2.5hour by high speed train
From Shanghai to Changsha takes 1.5hour by air, 5hour by high speed train
From Beijing to Changsha takes 2.5hour by air
From Hong Kong to Changsha takes 2hour by air

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