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Appendix
Error Identifier byte
Bit Name Description
00
~
04
Error number These bits contain the number of the error which occurred at the channel. The
error number ranges from 0 to 31, and can have the following meaning:
•0: Reserved
• 1: Short circuit
• 2: Under voltage
• 3: Over voltage
• 4: Overload
• 5: Over temperature
• 6: Line break
• 7: Upper limit value exceeded
• 8: Lower limit value exceeded
•9: Error
• 10 ~ 15: Reserved
• 16 ~ 31: Manufacturer specific
05
~
07
Channel size type Bit 5, 6 and 7 indicate the size of the channel, from which the diagnostics data is
sent.
• 000: Reserved
• 001: Bit
• 010: 2 Bit
• 011: 4 Bit
• 100: Byte
• 101: Word
• 110: 2 Words
• 111: Reserved