VEGA VEGACOM 557 VEGA ASCII protocol - Manual (Page 27)

VEGACOM 557 VEGA ASCII 27
Start character: S1 = 1 character "=“
Start character: S2 = "#“
Separating character: T1,T2,T3 = per 1 character "p“
Total length of the telegram: 32 characters
Telegram from processing system to VEGACOM 557
Identifier: 1 character, optional "P“ or "p“
End identification: 1 character Chr (13) = CR = Carriage Return
Total length of the telegram: 5 characters
Error information
0: No error
1: Error on DCS 1
2: Error on DCS 2
3: Error on DCS 1+2
4: Error on DCS 3
5: Error on DCS 1 + 3
6: Error on DCS 2 + 3
7: Error on DCS 1,2 + 3
Answer of VEGACOM 557
(structure also value for DCS value 2 and 3)
Data image in VEGACOM 557
Address Address End
Identifier VEGACOM VEGAMET identification
No. of bytes 1 1 2 1
Range (ASCII) p (P) 0..9 01..15 CR
Example p 1 02 CR
Addr Addr DCS DCS DCS Error End
S1 COM MET S2 Value1 T1 Value2 T2 Value3 T3 info identification
No.of bytes 1 1 1 1 7 1 7 1 7 1 1 2
Range (ASCII) = 0..9 01..15 # ASCII p ASCII p ASCII p 0..7 CRLF
Example = 1 02 # 00172 p 00384 p 00457 p 0 CRLF
"-“ for negative values
" " for positive values
7 1 2 3 4 5 6
6 digit figure
without decimal point
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, in the answer more characters are used for the presentation of the meas-
ured value.