SHS 200 MPPT

8. TECHNICIAN INTERFACE GUIDE

In this section:

8.1. Diagnostic menu

8.1.1. Description

The diagnostic menu gives the state of all sensors in the device to ease monitoring and diagnostic.

8.1.2. Accessing the diagnostic menu

Procedure from the Main menu:

  1. Press and hold key 3 (WRENCH). It should say “Service Menu”.

  2. Press 567415 in that order, without pressing anything else.

  3. If the procedure is successful, it should say “Diagnostic or (LOCK) for Setup”.

  4. In case of error, press CANCEL to return to the main menu and repeat the procedure.

Press CANCEL to go back to the main menu.

Press CHECK to view the hardware and firmware versions of the device.

8.1.3. Diagnostic menu map

Once it says ““Diagnostic or (LOCK) for Setup”, diagnostic parameters are accessible by pressing keys from 1 to 9:

Key

Parameter

Description

1

USB ports

Press keys from 0 to 9 to see the current measured at each port.

2

12V DC ports

Current measured at the 5 DC ports.

3

Charging

Voltage and currents of the solar panels (*) and the battery (battery)

4

Keypad

Type something into keypad to test.

5

Usage statistics

Statistics about device usage. Press any number key to go to the next stat. Press CANCEL to go back to the Diagnostic menu.

6

LCD diagnostic

Test characters on the LCD and characters used for the code.

7

Core clock

Core clock frequency (72MHz).

8

Temperature Sensor

Internal temperature of the device.

9

Uptime

Time since turn on of the device in seconds.

8.1.4. View hardware and software version

Procedure from the Main menu:

  1. Press and hold key 3 (wrench). It should say “Service Menu”.

  2. Press 567415 in that order, without pressing anything else.

  3. If the procedure is successful, it should say “Diagnostic or (lock) for Setup”.

  4. Press WRENCH to view the hardware and software version of the unit.

  5. In case of error, press the X key to return to the main menu, and repeat the procedure.

Press CANCEL to go back to the main menu.

8.2. Setup menu

8.2.1. Description

The setup menu can be used to change some parameters of the device. Most parameters should be left default, apart from the battery and panel size that should be specified. The other parameters can be adjusted to ease troubleshooting or to provide a temporary fix to a particular issue.

8.2.2. Accessing the Setup menu

Procedure from the Main menu:

  1. Press and hold key 3 (wrench). It should say “Service Menu”.

  2. Press 567415 in that order, without pressing anything else.

  3. If the procedure is successful, it should say “Diagnostic or (lock) for Setup”.

  4. Press LOCK to enter the setup menu.

  5. In case of error, press the X key to return to the main menu, and repeat the procedure.

Press CANCEL to go back to the main menu.

8.2.3. Setup Menu map

Procedure from the Setup menu:

  • Press LOCK once to reset the device to factory settings. To confirm press 1: Yes.

  • Press key 1 to 9 to access the different settings (see table below). Press CHECK to change the selected setting. Press CANCEL to go back to the Setup menu.

  • Press CANCEL to go back to the Diagnostic menu.

Settings:

Key

Setting

Description

1

Language selection menu

Selection: 1. English, 2. French, 3. Swahili

2

Panel Size Setting

Allows to enter the panel size (in W)

3

Battery Size Setting

Allows to enter the battery size (in Ah)

Warning: make sure to check with the battery manufacturer that the selected settings are adequate.

4

Voltages setting

Press key 1 to access Float voltage.

Press CHECK to accept.

Press one of the following keys to choose the voltage: 1: 13.0V, 2: 13.4V, 3: 13.7V, 4: 13.9V, 0: 13.75V (default).

Press key 2 to access Absorption voltage.

Press CHECK to accept.

Press one of the following keys to choose the voltage: 1: 13.8V, 2: 14.0V, 3: 14.25V, 4: 14.5V, 5: 14.75V, 6: 15.0V, 0: 14.4V (default)

Press key 3 to access Low battery disconnect.

Press CHECK to accept.

Press one of the following keys to choose the voltage: 1: 10.0V, 2: 11.5V, 3: 12.0V, 0: 11.25 (default)

The DC outputs of the SHS are switched off when the low voltage disconnect is reached to prevent deep discharge of the battery.

5

Backup light (load shed)

To set the backup light (load shed) minimum SoC 1: 15%, 2: 25%, 3: 35%, 4: 45%

6

Special menu

Changing the settings on this menu will void the warranty.

7

Sensor calibration

To automatically recalibrate the ADC and the current sensors (for the USB and 12V outputs)

8

Battery Internal Resistance

To define the internal resistance of the battery (default 15mOhm)

9

Battery Maximum Depth of Discharge

Default is 50%. This parameter defines the usable capacity of the battery as a percentage of the total capacity of the battery. The recommended setting for lead-acid batteries is 50%. At this setting, only 50% of the battery capacity will be usable, but this limit should allow a drastic increase in the life of the battery (typically 3 times the duration compared to 100% DoD).

In the Special menu* there are different Sub-Menus that are accessible by pressing the corresponding key:

1

USB ports protection

to enable/disable the overcurrent protection on USB ports.

2

DC12 ports protection

to enable/disable the overcurrent protection on DC12 ports

1: enable the protection; 2: disable the protection

*Changing the settings on this menu will void the warranty.

8.3. Product references

Access hardware and software versions, serial number and starting code of the unit.

Procedure from the Main menu:

  1. Press and hold key 3 (WRENCH). It should say “Service Menu”.

  2. Press 567415 in that order, without pressing anything else.

  3. If the procedure is successful, it should say “Diagnostic or (LOCK) for Setup”.

  4. Press CHECK to see hardware and software version

  5. Press CHECK again to see Serial number

  6. Press CHECK again to see Starting code.

  7. Press CANCEL to go back to the Main menu.