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mppt-error-codes [2019-11-30 10:10] – [Err 119 - Settings data lost] boekelmppt-error-codes [2019-12-18 09:11] tabreu
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 ==== Err 2 - Battery voltage too high ==== ==== Err 2 - Battery voltage too high ====
 +
 This error will auto-reset after the battery voltage has dropped. This error will auto-reset after the battery voltage has dropped.
 This error can be due to other charging equipment connected to the battery or a fault in the charge controller. This error can be due to other charging equipment connected to the battery or a fault in the charge controller.
-This error can also occur if the battery voltage is set to a lower voltage than the actual battery voltage.+This error can also occur if the battery voltage (12, 24 48V) is set to a lower voltage than the connected battery.
 ==== Err 3, Err 4 - Remote temperature sensor failure ==== ==== Err 3, Err 4 - Remote temperature sensor failure ====
 Check if the T-sense connector is properly connected to a remote temperature sensor. Check if the T-sense connector is properly connected to a remote temperature sensor.
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 Error recovery: Error recovery:
  * Error 38: First disconnect the solar panels and disconnect the battery. Wait for 3 minutes, then reconnect the battery first and next the panels.  * Error 38: First disconnect the solar panels and disconnect the battery. Wait for 3 minutes, then reconnect the battery first and next the panels.
- * Error 39: The charger will automatically resume operation once the battery voltage drops below the float level for minute.+ * Error 39: The charger will automatically resume operation once the battery voltage drops below its maximum voltage setting (normally Equalisation or Absorption voltages), for 250V versions or float voltage for the other units. It can also takes a minute to reset the fault.
  
 If the error persists the charge controller is probably faulty. If the error persists the charge controller is probably faulty.
 +
 +==== Err 40 - PV Input failed to shutdown ====
 +
 +If the charger is unable to turn off the PV input, it will go into a safe mode in order to protect the battery from over-charging or having a high voltage on the battery terminals. In order to do that, the charger will stop charging and disconnect its own output. The charger will become faulty.
  
 ==== Information 65 - Communication warning ==== ==== Information 65 - Communication warning ====
mppt-error-codes.txt · Last modified: 2024-02-12 05:48 by guy_stewart

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