
Serial Communication
Output Types
VT200/220 Technical Manual, Rev 1.00.01
51
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TM-VT200/220-EN
Continuous Weight Data Block Composition LEO Format
Byte Name
Description
1
Weight status
Bit 0:
0=Normal
Bit 1:
0=Gross
Bit 2:
0=No Auto zero
Bit 3:
0=Within range
Bit 4:
0=No standstill
Bit 5:
0=Normal
Bit 6:
Must be always set to 1
Bit 7:
Zero or parity
1=No weight display
1=Net
1=Auto zero
1=Out of range
1=Standstill
1=Under minimum weighing range
2 Polarity
“+”
or
“-”.
3-8
Net weight
6 digits, including decimal point if any.
9
Sync
Carriage return (0D hex) for end of transmission.
Continuous Weight Data Block Composition AND Format
Byte Name
Description
1-2
Weight status1
ST - Weight is stable
US - Weight is unstable
OL - Weight is overloaded
3
Always "," (Comma 2C hex)
4-5
Weight status2
GS - Weight is gross
NT - Weight is net
TR - If regular tare is in system, when pressing P.TARE key, TR will be
displayed briefly.
PT - If preset tare is in system, when pressing P.TARE key, PT will be
displayed briefly.
6
Always "," (Comma 2C hex)
7 Polarity
“+”
or
“-”
8-14
Weight
7 digits, including decimal point (2E hex) if any
15-16
Weight Unit
"kg" for kilogram, space (20 hex) +"t" for ton and "lb" for pound.
17-18
Sync
CR+LF - Carriage return (0D hex) and Line feed (0A hex) for end of
transmission.