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Appendix 15. Level I, II, and III Alarm Codes

NOTE

  • The following data depends on the configuration of the project.

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

Alarm Category

Alarm name

Alarm code

Bit

Comment

Class I Alarm Code H (includes Level I, II, and III alarm codes)

High temperature rise

0x0001

Bit 0

1: Alarm generated
0: No alarms

High single pack voltage

0x0002

Bit 1

Class I Alarm Code L (includes Level I, II, and III alarm codes)

High discharge temperature

0x0001

Bit 0

Low discharge temperature

0x0002

Bit 1

High monomer voltage

0x0004

Bit 2

Low monomer voltage

0x0008

Bit 3

High differential voltage of single unit

0x0010

Bit 4

Low SOC

0x0020

Bit 5

High SOC

0x0040

Bit 6

Reservation

0x0080

Bit 7

High charging current

0x0100

Bit 8

High discharging current

0x0200

Bit 9

Large difference in temperature

0x0400

Bit 10

Low insulation

0x0800

Bit 11

High total voltage

0x1000

Bit 12

Low total voltage

0x2000

Bit 13

High charging temperature

0x4000

Bit 14

Low charging temperature

0x8000

Bit 15

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