Appendix 4. Battery Pack Status

The following data can only be accessed by the read function code 0x03.

P+1

UINT16

Battery pack n in run status

Bit 0: Initialization status
Bit 1: Ready (relay closed, not charged or discharged)
Bit 2: Discharge
Bit 3: Charging
Bit 4: Alarm
Bit 5: Fault
Others have no meaning

Battery pack operation status

P+2

UINT16

Pack Relay Status

Bit 0: Main positive relay
status
Bit 1: Main negative relay
status
Bit 2: Main precharge relay
status
Bit 3: Pack breaker status
Bit 4: Fan relay status
Bit 5: Dry contact status
Others have no meaning

P+3

UINT16

Pack n-I alarm code H

See Appendix 15 for alarm codes

P+4

UINT16

Pack n-I alarm code L

See Appendix 15 for alarm codes

P+5

UINT16

Pack n-II alarm code H

See Appendix 15 for alarm codes

P+6

UINT16

Pack n-II alarm code H

See Appendix 15 for alarm codes

P+7

UINT16

Pack n-III alarm code L

See Appendix 15 for alarm codes

P+8

UINT16

Pack n-III alarm code H

See Appendix 15 for alarm codes

P+9

UINT16

Pack n - Maintenance alarm code 1 H

See Appendix 16 for alarm codes

P+10

UINT16

Pack n - Maintenance alarm code 1 L

See Appendix 16 for alarm codes

P+11

UINT16

Pack n - Maintenance alarm code 2 H

See Appendix 17 for alarm codes

P+12

UINT16

Pack n - Maintenance alarm code 2 L

See Appendix 17 for alarm codes

P+13

UINT16

Pack number