Srne HM-CU Series User Manual

Smart solar charge controller

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HM-CU Series Smart Solar Charge Controller

User Manual

Dear users:

Thank you very much for choosing our products!

Please read the manual carefully before using our controllers.

Version: 1.02

The above information is subject to change without prior notice.

Material Code

：102868

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Page 1 HM-CU Series Smart Solar Charge Controller User Manual Dear users: Thank you very much for choosing our products! Please read the manual carefully before using our controllers. Version: 1.02 The above information is subject to change without prior notice. Material Code...
Page 2 Main features Status Indicated item LCD icon 1) Automatic recognition of 12V/ 24V system voltages. Solar panel parameter Steady on 2) LED indicators can give a clear and intuitive indication of the operating statuses of the solar panel and load. Battery parameter Steady on 3) Two USB outputs are provided with a maximum current of up to 1.2A, making it possible to charge...
Page 3 See the following diagram: 1) HM-CU Series controller can work under a system voltage of either 12 V or 24 V. To use it, first connect the battery, and the controller's screen will light up and some information will be displayed. If the screen fails to light up or display information, check whether the connection is reliable or if the battery is reversely connected.
Page 4 Operating Method Error Code List 1) After the controller is installed and enters into normal operation (the battery indicator keeps steady on), Code on LCD screen Corresponding error a tap on the key will turn on or off the load. 2) When the load is overloaded or short circuited, disconnect the load and make sure the load is No error compatible with the controller before reconnecting it;...

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