Duplex Pump Controller L922-S (Sewage / Drainage)

Task: Program
Structure: Closed-Loop
Mathematical Model: Linear
Signal: Continuous
Function: Automatic Control
Certification: ISO: 9001, CE
Customization:

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Basic Info.

Model NO.
L922-S
Condition
New
Customized
Customized
Material
Plastic
Transport Package
Paper Carton
Specification
CE
Trademark
Leading Science & Technology
Origin
China
HS Code
90328990
Production Capacity
5000PCS/Year

Product Description

Duplex Pump Control Panel L922-S(Sewage Lifting / Drainage Type)
Duplex Pump Controller L922-S (Sewage / Drainage)
Application: Control&Protect single phase Pump for Sewage Lifting / Drainage, DOL

Intelligent pump controller L922-S is an easy to use, programmable controlling & protection device for duplex booster pump.

Model L922-S is specially designed for sewage pumping system, by adopting level transmitter (0.5-4.5V), pump user can easily set the different liquid depth for sewage pump operation and observe the dynamic liquid depth in the sump or sewage tank.

Main Spec:
Rated Inupt Voltage: AC 220V/50HZ, Single Phase
Rated Output Power: 0.37-2.2KW/3-4KW

Main features:
Double pumps control
Main pump / standby pump automatically alternate
Main pump / standby pump automatically switch malfunctions
Standby pump participate running if required
Present level transmitter with 0.5-4.5V analog signal
Easily setting the different liquid depth for sewage pump operation and observing dynamic liquid depth in the sump or sewage tank.
Eliminates the float switch or liquid sensor installed in the sump or sewage tank
Auto / Manual switch
Protect the pump against many faults
Dynamic LCD displaying the real liquid depth
Dynamic LCD displaying pump running information
Pump accumulative running time displaying
Pump last five fault record displaying
Pump shaft anti rust
Present remote monitor
Present one dry contact point
-Grade of Protection IP 54
-Visual & Audio alarm for fault prompt
 
Model L922-S
Main technical data  
.Start type Direct on line
. Qty of controlled pump Duplex pump
. Rated input voltage: AC220V-240V Single phase
50HZ/ 60HZ
. Rated output power: 0.37kw-2.2kw (0.5hp-3hp)
3-4kw(4hp-5.5hp)
 
 
 
Protection function
Over load protection
Pump stalled protection
Dry run protection
Under voltage protection
Repeat start protection
 
 
 
Control characteristic
Connecting 0.5-4.5V level transmitter to replace float switch or level probe
Duplex pump control
.Main pump / standby pump automatically alternate
.Main pump / standby pump automatically switch against malfunction
.Standby pump participate running if required
 
 
 
 
Other features
LCD screen displaying dynamic real time depth & pump running status
Pump shaft anti-rust
Pump accumulative running time recording
Pump last five faults recording displaying
Presenting one dry contact point (BA port)
Present RS485 port
Present user remote monitor
LCD screen locked function under Auto state
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
310 x 220x 1 20mm

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