Alerts

Alerts

Signal Name Description Condition Impact
STITCH2_a018_SW_LV_OV
A slow software trip has been detected due to Low Voltage (LV) readings exceeding the expected limit during operation.
LV voltage exceeds the expected threshold for the given time interval.
High rated low voltage causes thermal issues for loads rated at lower voltages.
STITCH3_a016_HW_ZCD_Fail
The hardware comparator for measurement tank zero-current crossing has experienced a potential failure.
Tank zero-current cross is invalid for 1 second.
STITCH will halt operation, low voltage will not be supported.
STITCH3_a018_SW_LV_OV
A slow software trip has been detected due to Low Voltage (LV) readings exceeding the expected limit during operation.
LV voltage exceeds the expected threshold for the given time interval.
High rated low voltage causes thermal issues for loads rated at lower voltages.
STITCH3_a020_SW_HV_Bus_Top_OV
A software trip has been detected due to High Voltage (HV) bus top half voltage readings exceeding the expected limit during operation.
Single HV top half bus voltage exceeds the expected threshold.
STITCH will halt operation, high voltage will not be supported.
STITCH3_a021_SW_HV_Bus_Bot_OV
A software trip has been detected due to High Voltage (HV) bus bottom half voltage readings exceeding the expected limit during operation.
Single HV bottom half bus voltage exceeds the expected threshold.
STITCH will halt operation, high voltage will not be supported.
STITCH3_a022_CAN_MIA
STITCH command Controller Area Network (CAN) messages are not received .
STITCH command CAN messages are Missing In Action (MIA).
STITCH will halt operation, low voltage will not be supported.
STITCH3_a023_NVRAM_Manager_Error
An operation on the Electrically Erasable Programmable Read-Only Memory (EEPROM) has failed. This alert provides record ID, error type, and number of errors since the last task loop.
An operation on the EEPROM failed.
The payload signals for this alert will indicate the nature of the error.
STITCH3_a024_LV_UV
An instantaneous hardware Low Voltage (LV) trip has been detected due to an undervoltage condition.
LV output voltage drops below the expected undervoltage threshold.
STITCH will halt operation, low voltage will not be supported.
STITCH3_a025_SW_LV_UV
A slow software trip has been detected due to Low Voltage (LV) readings being below the expected threshold during operation.
LV output voltage drops below the expected undervoltage threshold for the given time interval.
Continuous operation at a low LV output could cause hardware damage.
STITCH3_a027_FW_HV_BUS_TOP_UV
A fast firmware trip has been detected due to High Voltage (HV) readings being below the expected bus top half voltage threshold.
Single HV top half bus voltage drops below the expected threshold.
STITCH will halt operation, low voltage will not be supported.
STITCH3_a028_FW_HV_BUS_BOT_UV
A fast firmware trip has been detected due to High Voltage (HV) readings being below the expected bus bottom half voltage threshold.
Single HV bottom half bus voltage drops below the expected threshold.
STITCH will halt operation, low voltage will not be supported.
STITCH3_a029_SW_HV_Bus_Top_UV
A software trip has been detected due to High Voltage (HV) readings being below the expected bus top half voltage threshold.
Single HV top half bus voltage drops below the expected threshold.
STITCH will halt operation, low voltage will not be supported.
STITCH3_a030_SW_HV_Bus_Bot_UV
A software trip has been detected due to High Voltage (HV) readings being below the expected bus bottom half voltage threshold.
Single HV bottom half bus voltage drops below the expected threshold.
STITCH will halt operation, low voltage will not be supported.
STITCH3_a031_HV_Half_Bus_Unbalance
A software trip has been detected due to High Voltage (HV) readings exceeding the expected unbalance half voltage threshold.
HV half bus voltage unbalance readings exceed the expected threshold for the given time interval.
STITCH will halt operation since high HV half bus unbalance would cause device failure.
STITCH3_a032_HV_Half_Bus_Balancer_Fail
A software trip has been detected due to High Voltage (HV) readings exceeding the expected unbalance half voltage threshold during balancer operation.
HV half bus voltage unbalance readings exceed the expected threshold for the given time interval.
STITCH will throw warning without halting operation.
STITCH3_a033_Stg_1_Hv_To_Zc_Ctrl_Fail
A stage 1 controller trip error has been detected due to prolonged High Voltage (HV) to Zone Controller (ZC) saturation.
HV to ZC controller output exceeds the expected saturation time interval.
STITCH will halt operation due to HV to ZC controller fail.
STITCH3_a034_Stg_2_Hv_To_Zc_Ctrl_Fail
A stage 2 controller trip error has been detected due to prolonged High Voltage (HV) to Zone Controller (ZC) saturation.
HV to ZC controller output exceeds the expected saturation time interval.
STITCH will halt operation due to HV to ZC controller saturation.
STITCH3_a035_Stg_1_Zc_To_Lv_Ctrl_Fail
A stage 1 controller trip error has been detected due to prolonged Zone Controller (ZC) to Low Voltage (LV) controller saturation.
ZC to LV controller output exceeds the expected saturation time interval.
STITCH will halt operation due to ZC to LV controller saturation.
STITCH3_a036_Stg_2_Zc_To_Lv_Ctrl_Fail
A stage 2 controller trip error has been detected due to prolonged Zone Controller (ZC) to Low Voltage (LV) controller saturation.
ZC to LV controller output exceeds the expected saturation time interval.
STITCH will halt operation due to ZC to LV controller saturation.
STITCH3_a037_LV_Voltage_Ctrl_Fail
A controller trip error has been detected due to Low Voltage (LV) measurement and reference exceeding the expected difference threshold during steady state operation.
LV voltage measurement and reference difference is above the expected threshold for the given time interval.
STITCH will halt operation due to LV voltage controller failure.