Single Pump Controller M931 with Ce

• Task: Program
• Structure: Closed-Loop
• Mathematical Model: Linear
• Signal: Continuous
• Function: Protection
• Certification: CE
• Model NO.: M931
• Degree of Protection: IP22
• Unit Weight(Net): 1.3kg
• Install Position: Vertical
• Unit Dimensions(Lxwxh): 16X8.2X22.8cm
• Transport Package: Paper Carton
• Trademark: Leading science technology
• Origin: China
• HS Code: 90328990
• Production Capacity: 5000 PCS / Year

Product Description

Main Features:
Built in function switch
Applied for water supply by liquid level control of pressure control
Applied for drainage by liquid level control
Computer main board and module for industrial & civil pump
Over current (over load) protection
Under voltage protection
Over voltage protection
Pump motor stalled protection
Push button calibration
Auto /Manual switch
Open phase protection
Dry running protection without installing float switch or liquid probe in the well
Prompt for uncompleted parameter calibrating
Digital voltmeter & Ampere meter real-time dispaly
Pump accumulative running time displaying
Pump last five fault record displaying
Main specifications:
Rated input voltage: AC380V /Three phase
Rated frequency: 50Hz / 60Hz
Rated output power of pump motor: 0.75-4KW(1HP-5.5HP) / 5.5-7.5KW(7.5HP-10HP)

Protection function	Over load protection Pump stalled protection Dry run protection with sensor free Under voltage protection Over voltage protection Rapid cycle protection Phase unbalance protection Phase reversal protection Open phase protection
Application & Control characteristic	Control and protect universal pump Using water level sensor ,float switch or pressure switch to control pump start and stop 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 LCD screen locked function under auto state Present RS485 port
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 250*197*114mm