0 1 0 1 2 3 4 5 6 7 8 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 1 2 Lithium-Ion String Model String Index Index of the string within the bank. Indices are one-based. Module Count Count of modules in the string. String Status Current status of the string. String Is Enabled String is enabled and will connect next time battery is asked to connect. Contactor Status String contactor is closed. If string has multiple contactors, indicates that all contactors are closed. String State of Charge Battery string state of charge, expressed as a percentage. Measurement. String State of Health Battery string state of health, expressed as a percentage. Measurement. String Depth of Discharge Depth of discharge for the string, expressed as a percentage. Measurement. String Current String current measurement. Measurement. String Voltage String voltage measurement. Measurement. Max Cell Voltage Maximum voltage for all cells in the string. Measurement. Max Cell Voltage Module Module containing the cell with maximum cell voltage. Min Cell Voltage Minimum voltage for all cells in the string. Measurement. Min Cell Voltage Module Module containing the cell with minimum cell voltage. Average Cell Voltage Average voltage for all cells in the string. Calculation based on measurements. Max Module Temperature Maximum temperature for all modules in the string. Measurement. Max Module Temperature Module Module with the maximum temperature. Min Module Temperature Minimum temperature for all modules in the string. Measurement. Min Module Temperature Module Module with the minimum temperature. Average Module Temperature Average temperature for all modules in the string. Calculation based on measurements. Pad Pad register. Contactor Status Status of the contactor(s) for the string. Contactor 0 Closed Contactor 1 Closed Contactor 2 Closed Contactor 3 Closed Contactor 4 Closed Contactor 5 Closed Contactor 6 Closed Contactor 7 Closed Contactor 8 Closed Contactor 9 Closed Contactor 10 Closed Contactor 11 Closed Contactor 12 Closed Contactor 13 Closed Contactor 14 Closed Contactor 15 Closed Contactor 16 Closed Contactor 17 Closed Contactor 18 Closed Contactor 19 Closed Contactor 20 Closed Contactor 21 Closed Contactor 22 Closed Contactor 23 Closed Contactor 24 Closed Contactor 25 Closed Contactor 26 Closed Contactor 27 Closed Contactor 28 Closed Contactor 29 Closed Contactor 30 Closed String Event 1 Alarms, warnings and status values. Bit flags. Communication Error String is unable to communicate with battery modules. Over Temperature Alarm Battery string has exceeded maximum operating temperature Over Temperature Warning Battery string is approaching maximum operating temperature. Under Temperature Alarm Battery string has exceeded minimum operating temperature Under Temperature Warning Battery string is approaching minimum operating temperature. Over Charge Current Alarm Battery string maximum charge current has been exceeded. See AChaMax in model S 802. Over Charge Current Warning Approaching battery string maximum charge current. See AChaMax in model S 802. Over Discharge Current Alarm Battery string maximum discharge current has been exceeded. See ADisChaMax in model S 802. Over Discharge Current Warning Approaching battery string maximum discharge current. See ADisChaMax in model S 802. Over Voltage Alarm Battery string voltage has exceeded maximum limit. Over Voltage Warning Battery string voltage is approaching maximum limit. Under Voltage Alarm Battery string voltage has exceeded minimum limit. Under Voltage Warning Battery string voltage is approaching minimum limit. Under State of Charge Min Alarm Battery string state of charge has reached or exceeded SoCMin. Under State of Charge Min Warning Battery string state of charge is approaching SoCMin. Over State of Charge Max Alarm Battery string state of charge has reached or exceeded SoCMax. Over State of Charge Max Warning Battery string state of charge is approaching SoCMax. Voltage Imbalance Warning A voltage imbalance exists between the modules in the battery string. Temperature Imbalance Alarm A temperature imbalance exists between the modules in the battery string. Temperature Imbalance Warning A temperature imbalance is developing between the modules in the battery string. Contactor Error A contactor failed to open or close as requested. Fan Error One or more battery fans has failed. Ground Fault Error Ground fault detected. Open Door Error One or more doors are open. Reserved Reserved bit. Do not implement. Other String Alarm A vendor specific alarm has occurred. See EvtVnd1 and EvtVnd2 for more information. Other String Warning A vendor specific warning has occurred. See EvtVnd1 and EvtVnd2 for more information. Reserved Reserved bit. Do not implement. Configuration Alarm The battery string has been configured incorrectly and will not operate as expected. Configuration Warning The battery string has been configured incorrectly and may not operate as expected. String Event 2 Alarms, warnings and status values. Bit flags. Reserved for future use. Vendor Event Bitfield 1 Vendor defined events. Vendor Event Bitfield 2 Vendor defined events. Connection Failure Reason No Failure Connect did not fail. Button Pushed A button was pushed which prevented connection. Ground Fault Ground fault during auto-connect. Outside Voltage Range Outside voltage target window during auto-connect. String Not Enabled The string is not enabled. Fuse Open A fuse is open which prevents connection. Contactor Failure A contactor failed to operate. Precharge Failure A precharge failure occurred. String Fault A string fault has occurred. See Evt1 for more information. Enable/Disable String Enables and disables the string. Should reset to 0 upon completion. Connect/Disconnect String Connects and disconnects the string. Should reset to 0 upon completion. Connect String Connect the string. Disconnect String Disconnect the string. String Cell Balancing Count Number of cells currently being balanced in the string. String Cycle Count Number of discharge cycles executed upon the string. Scale factor for string state of charge. Scale factor for string state of health. Scale factor for string depth of discharge. Scale factor for string current. Scale factor for string voltage. Scale factor for cell voltage. Scale factor for module temperature. Pad Pad register. Pad Pad register. Pad Pad register. Module Cell Count Count of all cells in the module. Module SoC Module state of charge, expressed as a percentage. Module SoH Module state of health, expressed as a percentage. Max Cell Voltage Maximum voltage for all cells in the module. Measurement. Max Cell Voltage Cell Cell with maximum voltage. Min Cell Voltage Minimum voltage for all cells in the module. Measurement. Min Cell Voltage Cell Cell with minimum voltage. Average Cell Voltage Average voltage for all cells in the module. Calculation based on measurements. Max Cell Temperature Maximum temperature for all cells in the module. Measurement. Max Cell Temperature Cell Cell with maximum temperature. Min Cell Temperature Minimum temperature for all cells in the module. Measurement. Min Cell Temperature Cell Cell with minimum temperature. Average Cell Temperature Average temperature for all cells in the module. Calculation based on measurements. Pad Pad register. Pad Pad register. Pad Pad register.