VEGA VEGACOM 557 VEGA ASCII protocol User Manual
Page 39
VEGACOM 557 VEGA ASCII
39
High resolution = switch 2.2 = ON
The same enquiry can also be carried out with high resolution. The enquiry of 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: 16 characters
Telegram from processing system to VEGACOM 557
One repetition
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: 7 characters
Data image in VEGACOM 557
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
DCS
End
Identifier
Address
T1
number identification
No. of bytes
1
1
1
3
1
Range (ASCII)
%
0..9
,
001..255
CR
Example
%
2
,
001
CR