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7.5Instrument alarm upper and lower limits
7.5.1 Set upper and lower limit (no decimal point)
constituent part
Bytes number
Address bit
01
Instruction code
10
Starting address
01 01
Address length
00 02
Address length
04
Data body
4 bytes, upper limit and lower limit 2 bytes in turn.
Checkout bit
2 bytes CRC
Examples 01 10 01 01 00 02 04 00 64 00 00 CRC
Set instrument alarm limit (upper limit 100, lower limit 00)
Remarks: (Packet information) second channel:01 03 00 02 ; Third channel:01 05 00 02
and the like
7.5.2 Response instruction
constituent part
Numerical value
Address bit
01
Instruction code
10
Starting address
01 01
Address length
00 02
Checkout bit
2 bytes CRC
Examples 01 10 01 01 00 02CRC
Set instrument limit successfully (return)
7.5.3 Read upper and lower limits
constituent part
Numerical value
Address bit
01
Instruction code
03
Starting address
01 01
Address length
00 02(first channel)
Checkout bit
2 bytes CRC
Examples 01 03 01 01 00 02CRC
Remarks: two channels Starting Length: 01 03 00 02; three channel:01 05 00
02 and the like
7.5.4 Response instruction
constituent part
Bytes number
Address bit
01
Instruction code
03