Pump intelligent controller(dual pump)

Overview of features：

· High-definition LCD screen LCD 4.5 inches
   (color screen / black and white screen)
· Applications: sewage lifting / sewage pumping station / municipal rain and sewage lifting / water supply
· Rated input voltage: 380VAC/ 220VAC
· Three phase /single -phase combined
· Administrator password (input administrator password for parameter setting)
· Dual pump alternately
· Control method: Manuals      Auto
· Optional liquid level control method: Float switch/analog liquid transmitter 4~20mA or 0~5V
· Dynamic display (operation and fault) status of water pump
· Dynamic display (action and fault) status of liquid level
· The liquid level float switch can be extended to 4 liquid level points
   (low level 1 ，medium level  2  ，high level  3  , overflow level  4  )
· Various ways of parameter calibration
   ①Automatic parameter calibration
   ②Fool-style one-key parameter calibration
   ③Set parameters manually
· Delay function (start pump delay setting, pump stop delay setting)
· 24-hour anti-rust function
· Dry running protection function (when starting in manual state, the pump will be stopped due to dry running, preventing air intake)
· Phase sequence protection
· Option: running by time invterval setting ，leakage protection, sound and light alarm
· Dry running, overload, locked rotor, phase loss, under voltage, over voltage, overflow and other protection
· Record of running time and the number of failures
· Using temperature: -10°C ~ 55°C