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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.
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