SW22
21
User
manual
P1630830G
Set Tare example :
Autotare command example :
STX
T
15,6
ETX
6A
EOT
STX
T
ETX
74
EOT
Start Batch command ( Only for Batch mode )
Request :
ADDR CMD
PARAM
ETX
CHK
EOT
02 Hex or (80 Hex + address SW)
DOSE1 or 2
Weight or
formula
03 Hex
checksum
04 Hex
Where :
ADDR
start transmission character
1
chr
CMD
Command Code : “DOSE” + scale number “1” or “2”
5 chr
PARAM Batch value ( SW22 in batch mode ) or formula number
( SW22 in formula Mode )
7 chr
ETX
end character ETX ( 03 Hex )
1 chr
CHK
checksum value
2 chr
EOT
end transmission character EOT ( 04 Hex )
1 chr
The batch value or the formula number must be right justified and filled with “space” ( 20 HEX
).
Positive answer from SW22:
Negative answer from SW22:
(batch started)
(batch not started)
ACK is chr 06 Hex
NACK is chr 15 Hex
Example :
STX DOSE1 150,000 ETX 04 EOT
Stop / Restart Batch Command
Request :
ADDR CMD
EOT
02 Hex or (80 Hex + address SW)
DREST or DKEEP or DSTOP
04 Hex
Where :
ADDR
start transmission character
1
chr
CMD
“DREST” to Pause the batch
”DKEEP” to Restart the Batch
“DSTOP”
to
Stop
the
Batch
5
chr
EOT
end transmission character EOT ( 04 Hex )
1 chr
Positive answer from SW22:
Negative answer from SW22:
ADDR
DOSE1 o DOSE2
ACK
EOT
ADDR
DOSE1 o DOSE2
NACK
EOT
ADDR
CMD ACK EOT ADDR CMD NACK EOT
