Service Manual
Page 47 of 50
Status bytes are prefaced by the letter 'S'.
Units of measure abbreviations are always upper case.
The weight is always positive. Therefore there is no polarity byte
Key to symbols used:
<ETX> End of Text character (03 hexadecimal).
<LF> Line Feed character (0A hex).
<CR> Carriage Return character (0D hex).
<SP> Space (20 hex).
x Weight characters from display including minus sign and out-of range
characters.
hh Two status bytes.
UU Units of measure (LB, KG, OZ, G, etc., all upper case).
Mandatory Commands
Name: Request weight
Command: W<CR>
Response: Returns decimal weight, units and status. (see note 1 and 2)
<LF>xx.xxxUU<CR><LF>Shh<CR><ETX>
Return lb-oz weight with units PLUs scale status.
<LF>xLB<SP>xx.xOZ<CR><LF>Shh<CR><ETX>
Scale status only if wt < 0, initial zero error, in motion or out of capacity.
<LF>Shh<CR><ETX>
Name:
Request status
Command:
S<CR>
Response:
Returns scale status.
<LF>Shh<CR><ETX>
Name:
Zero the scale
Command:
Z<CR>
Response:
Scale is zeroed, returns scale status. (See note 4)
<LF>Shh<CR><ETX>
Optional Commands
Name:
Request high-resolution weight
Command:
H<CR>
Response: Returns decimal wt in 10x with units plus scale status. (See notes 2 and 3)
<LF>xxx.xxxUU<CR><LF>Shh<CR><ETX>
Return lb-oz wt in10x with units PLUs scale status.
<LF>xLB<SP>xx.xxOZ<CR><LF>Shh<CR><ETX>
Scale status only if wt < 0, initial zero error, in motion or out of capacity.
<LF>Shh<CR><ETX>
Name:
Change units of measure
Command:
U<CR>
Response:
Changes units of measure, returns new units and scale status.
<LF>uu<CR><LF>Shh<CR><ETX>
Name:
Request metrology raw counts
Command:
M<CR>
Response:
Returns normalized raw counts and scale status.
