3
1. Product Introduction
CM20D
controller is a kind of intelligent, multi-purpose solar charge and discharge controller. Fixed
LCD display with a very friendly interface is used in this product; various control parameters can be flexibly
set, fully meet your various application requirements.
CM20D
series controller has following features:
●Vivid LCD graphic symbols
●Simple button operation
●Automatic Identification of System Voltage level
●Intelligent PWM charging mode
●Automatic Temperature Compensation (custom)
●Adjustable charge-discharge control parameters
●Settable Operating mode of Load
●Battery reverse-discharge protection
●Battery Low Voltage Disconnection (LVD)
●Battery reverse connection protection
●Overcurrent protection.