VEGA VEGACOM 557 VEGA ASCII protocol User Manual
Page 37

VEGACOM 557 VEGA ASCII
37
High resolution = switch 2.2 = ON
The same enquiry can also be carried out with high resolution. The enquiry to VEGACOM 557
remains the same, however in the answer, more characters are used for the presentation of
the measured value.
Answer of VEGACOM 557
Start character: S1 = 1 character "=“
Address: Addr = 1 character VEGACOM 557 address
Separating character: T1 = 1 character ",“ (comma)
Start character: S2 = 1 character "#“
Total length of the telegram: 255 * 16 characters
Telegram of processing system to VEGACOM 557
255 repetitions
6 digit figure
"-“ with negative values
" " with positive values
valid meas. value
‘FAULT ’
Fault
1 2 3 4 5 6 7
1 2 3 4 5 6 7
Identifier: 1 character, "%“
T1: 1 character ",“ (comma)
End identification: 1 character Chr (13) = CR = Carriage Return
Total length of the telegram: 4 characters
Data image in VEGACOM 557
End
Identifier
Address T1
identification
No. of bytes
1
1
1
1
Range (ASCII)
%
0..9
,
CR
Example
%
2
,
CR
DCS
DCS
End
S1
Adr
T1
no.
S2
value2
identification
No. of bytes
1
1
1
3
1
7
2
Range (ASCII)
=
0..9
,
001..255
#
DCS value
or fault
%CR
Example
=
2
,
001
#
-000673
%CR