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Problems Viewing Data in Utility

No cell voltages appear (Orion Jr. BMS)

Note: If the BMS has been damaged by previous wiring errors, do not continue to use the BMS. Contact Ewert Energy for evaluation and repair options. Note: If the “Live Cell Voltages” tab in the BMS utility is grayed out (unable to be clicked), the ut

Problems connecting to the Orion Jr. BMS unit via PC software

Diagnosing communication problems can be frustrating since there are many possible causes, and communication either works or doesn’t work. The following steps resolve most communications problems. Please attempt the following steps before contacting

No cell voltages are showing in the utility

This can be caused by:. Incorrect Cell Population Settings. A Profile that has not been uploaded to the BMS (i.e. default profile on BMS). Cell wiring harnesses not connected to the BMS. Cell tap wiring error. Voltages within a cell group are less th

Not all cell voltages appear in live cell data

This issue can be caused by incorrect cell population settings, wiring errors,, not enough cells in a cell group (wiring error), cell voltages too low, a BMS utility problem, incorrect size of BMS or internal damage to the BMS. Resolving the issue:.

Error output is on, but no error codes are present

The Orion BMS error output will turn on if the BMS detects a “charge interlock” condition. This condition does not produce an actual error code. This is used to notify the operator that the BMS has detected power at both the CHARGE and READY power so

Problems connecting to the Orion BMS unit via PC software

This guide is for the standard Orion BMS (metal unit with heatsink), pictured below. If you have a plastic Orion Jr. BMS unit, please click here for troubleshooting steps. Diagnosing communication problems can be frustrating since there are many poss