Sandi Series Solar Charge Controller is a smart PV controller designed for off-grid PV power system. It has good running performance with LCD display and convenient operation. And also automatically control solar cell cut or connect ordinarily according to the change of battery voltage. This controller makes a full advantage of solar cell resource and also keep battery safe and reliable.
Technical Features:
1.The pwm solar charge controller adopts industrial-grade chips to ensure the stable feature of controller
2.Excellent EMC design
3.High efficient PWM charging technology which has three charging stages (buck charging stage, equalize charging stage and float charging stage), and improves battery storage efficiency and charging efficiency.
4.Advanced battery activation technology which increases battery lifetime 30% at least and improves the system performance
5.The pwm solar charger controller adopts imported IGBT power module or MOSFET as electronic switch which can improve the stable performance of controller. There aren’t any mechanical switches in the system
6.LCD will display the system status and working parameters
7.Parameters setting flexibly
8.Users can parallel connect lots of the controller is a system
9.Fully enclosed duct design and high speed fan for cooling making the controller working in a variety of harsh environments
10.DC output function (Optional)
11.Standard Modbus protocol for RS-485 communication to extend the communication distance (Optional)
12.The pwm solar charger controller will alarm when the system status is abnormal
13.New SOC method displays battery power accurately
14.With power generation statistics function to facilitate the view of power generation of daily, month and total
15.There is temperature compensation function which will compensate the temperature according to different battery type
16.The pwm solar charger controller adopts graphical dot-matrix LCD and 4 buttons as HMI for full menu and easy operation
17.RTC time function18
