Grape Solar GS-PWM-20A User Manual Download

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seconds while controller detects operating environment.

LCD Screen Display Cycle

The battery voltage view will be displayed by default. Use the up and down arrow

keys to cycle through different views.

The battery voltage view will resume upon 12 seconds of inactivity.

The Error Code view will be displayed automatically if there is any controller error

occurs.

Setting Battery Mode

Abbreviations

Battery Types

Description

FLD

Flooded Battery

Auto-recognition with default parameters

Summary of Contents for GS-PWM-20A

Page 1: ...Grape Solar GS PWM 20A Charge Controller User Manual Grape Solar reserves therights tomodify these specifications without notice 1 Warnings and Tools Icon Chart...

Page 2: ...fiLL Wire Cutter A wire cutter is needed for cutting and stripping wires prior to connection Multimeter A multimeter is needed for testing equipment and verifying polarity of cables Anti static Glove...

Page 3: ...meters Automatic recognition of 12V 4V battery system Lithium ion batteries excluded from this feature 5V1A USB outlet provides charging for mobile devices Provides multiple load control mode options...

Page 4: ...ting bracket to the mounting surface using screws 1 Mark the controller s dimension and mounting holes on the mounting surface 2 Make necessary alterations to ensure the controller fits into the mount...

Page 5: ...llowed by the negative battery wire 2 Make sure your solar panels are fully covered to prevent electrical shock Connect the positive solar i array output wire followed by the negative solar array outp...

Page 6: ...Flowing DC Load On Off DC Load Off Flash Over Load Short Circuit 8 Key Functionality Chart Function Key System Mode Input Input Function View Mode Long Press Enter SET mode Short Press View Next Page...

Page 7: ...he up and down arrow keys to cycle through different views The battery voltage view will resume upon 12 seconds of inactivity The Error Code view will be displayed automatically if there is any contro...

Page 8: ...ess the arrow key again to cycle through each parameter view Use the load key to adjust parameter value then Long press arrow key to save and exit Load Mode Settings Enter Load SET Mode by pressing th...

Page 9: ...Timer Off DC Load turns on when daylight is detected DC Load turns off according to timer Mode 1 turn off after 1 hour etc 15 Manual Mode DC Load turns on off by pressing the Load key 16 Testing Mode...

Page 10: ...rage Solar array amperage exceeds controller rated input amperage Decrease the amperage of solar panels connected to the controller or upgrade to a higher rated controller E10 Solar Over voltage Solar...

Page 11: ...oltage 55V Rated Solar Charge Current 20A Max Solar Input Power 34OW7I2V 680W Z4V Light Control Voltage 5V n Light Control Delay Time 10s Max Load Output Current 20A Operating Temperature 35 C 45 C 31...

Page 12: ...Float Charge Voltage 13 8V n Boost Charge Recovery Voltage 13 2V n Over discharge Recovery Voltage 12 6V n 12 6V n adjustable Over discharge Voltage 11 1V n 11 1V n adjustable 12 Product Dimensions...