PR 5211 Instrument Manual  SMA Protocol 
Sartorius    EN-53 
5.4.5  About ‘A’ and ‘B’ Command Response 
Response Format for ‘About’ commands A, B (variable length): 
<LF><xxx>:<yyyyyy><CR> 
where: 
<LF>  Start of About response 
<xxx>  About field descriptor is fixed at 3 characters, is left justified, filled with blanks on the 
right side. 
Following fields are send: 
“SMA” compliance level/revision 
(response of ‘A’ command) 
“MFG” manufacturer 
(response of 1st ‘B’ command) 
“MOD” product model identification 
(response of 2nd ‘B’ command) 
“REV” software revision 
(response of 3rd ‘B’ command) 
“SN_“ serial number 
(response of 4th ‘B’ command) 
“END” this is always the last About field 
(response of the last ‘B’ command) 
‘:’  Separator between field name and field contents. 
<yyyyyy>  Data field contain 25 characters maximum. 
SMA field contents <level/revision> 
where: level= (1, 2, etc.); revision= (1.0, 1.1, etc.) 
<CR>  End of About response 
Examples: 
Command  Response 
<LF> A <CR>  <LF>SMA:1/1.0 <CR> 
<LF> B <CR>  <LF>MFG:Sartorius <CR> 
<LF> B <CR>  <LF>MOD:PR 5211 <CR> 
<LF> B <CR>  <LF>REV:02.09.9 <CR> 
<LF> B <CR>  <LF>SN_:148388723 <CR> 
<LF> B <CR>  <LF>END: <CR> 
Note: if the host should ask for additional ‘B’ status then. 
<LF> B <CR>  <LF> ? <CR>