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YSMART CM20D User Manual Download Page 13

13

6. Technical data

Type

Parameters

CM20D

Type

Parameters

CM20D

Rated current

10A24V

20A24V

30A24V

Charge and

discharge voltage

drop

＜

0.2V

|

＜

0.1V

Rated voltage

12V/24V Automatic Identification

Charging mode

PWM mode

Voltage of solar

panel

≤

50V

Temperature

compensation

-4mV/Cell/

℃（

to be customized

）

Floating charge

13.8V/27.6V

Specification of

the cables

≤

5# AWG (6mm

2

)

Under-voltage

protection

10.7V/21.4V

Working

temperature

-20

℃

~60

℃

Under-voltage

recovery

12.6V/25.2V

Storage

temperature

-30

℃

~70

℃

Boost voltage

b01 sealed 14.4V/28.8V

(Dura

Temperature

requested

≤90

％

,No condensation

Summary of Contents for CM20D

Page 1: ...YSMART TECHNOLOGY CO LTD website www ysmart tech com Phone 86 755 85232255 1 Intelligent Solar Charge Controller User s Manual ...

Page 2: ...2 Catalogue 1 Product Introduction 3 2 Installation 4 3 Operation 5 4 Common Fault and Handling 10 5 Technical Data 11 ...

Page 3: ...ous 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...

Page 4: ...the controller into a fixed vertical plane In order to ensure good ventilation and heat dissipation please keep the instance over 10cm around the inverter and also between the backboard of the inverter and the wall 3 To connect the controller and the battery by cables with right polarity The battery indicator light on the controller will be on if successfully connected otherwise to check and recon...

Page 5: ...This symbol indicates that the solar panel is charging the battery without this symbol means solar panel can not charge the battery because of low voltage If the symbol is flickering means the battery is fully charged and has entered float charging state P3 Indication for solar panel This symbol indicates that the connection of solar panel is detected by controller without this symbol means the co...

Page 6: ...iption of Button Function Interface loop switch button use the button to cycle between pages in each switch cycle sequence shown in figure 1 Moreover this button can perform the function of add in the parameter setting state This button can open or shut off load in the main interface It can perform the function of minus in the parameter setting state overall unit state floating charge voltage reco...

Page 7: ...ng press the button again The numbers stop flashing 3 1 Overall unit state This interface shows the overall unit state pictured at right It is the default interface after correct power on showing charging and discharging state 5 bars battery power indication and the voltage of the battery 3 2 Opening and shutting off the load You can use the button on the faceplate to open or shut off the load in ...

Page 8: ...fter undervoltage As pictured at right the recovered voltage is showed After the controller performs the function of under voltage protection the output of the load will be recovered as soon as the battery voltage recovers to higher than the under voltage value long press the button 5seconds numbers start flashing to enter the setting interface of recovery after undervoltage long press the button ...

Page 9: ... different numbers represent different load modes 24h represents Normal Mode the load is always in power under the fault free circumstance 1h 23h represents Light Control with Time Control Mode at this mode the controller will start the load after darkness and will close the load after setting hours 0h represents Light Control Mode Load will be on power after darkness turn off the load after drawn...

Page 10: ...led battery default type for the controller b02 Vented battery B03 Gel battery long press the button 5seconds numbers start flashing at this interface to activate the battery type and use the button to adjust the parameter long press the button again The numbers stop flashing to call off parameter interface after finish setting Setting value will be conserved by controller ...

Page 11: ...he screen it means the occurrence of over current or short circuit The controller will stop output and enter overload protection state Solution After solving the problem of output short circuit and reducing the load press the button to restore power to the load Input over voltage and handling shows up and flash on the screen means the battery input voltage of the controller is higher than rated in...

Page 12: ... life no matter when and where you use it 3 If the controller is damaged by the following causes we need to charge even if it is in the guarantee period have not operate according to the user s manual use the controller under the condition which is beyond the using standard and technical requirements Repair by yourself or reform by yourself Any inappropriate environmental condition which can cause...

Page 13: ...fication Charging mode PWM mode Voltage of solar panel 50V Temperature compensation 4mV Cell to be customized Floating charge 13 8V 27 6V Specification of the cables 5 AWG 6mm2 Under voltage protection 10 7V 21 4V Working temperature 20 60 Under voltage recovery 12 6V 25 2V Storage temperature 30 70 Boost voltage b01 sealed 14 4V 28 8V Dura Temperature requested 90 No condensation ...

Page 14: ...02 Gel14 2V 28 4V Dimension 88 mm 160 mm 37 mm b03Flooded 14 6V 29 2V diameter of mounting hole 64 mm 150 mm Φ5 Open circuit losses 13mA Weight 230g Remark You will not be notified if there is any change of this product ...

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