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8. Command and Response Structure8. Command and Response Structure8. Command and Response Structure8. Command and Response Structure8. Command and Response Structure
8.7 "VO1" RESPONSE DATA FORMAT
As described in Section 8.3 response to the “V01” Command has the following format
if in echo mode:
[nn][V01][Sa[b]]S<value>[S<value>][S<value>][S<value>][<SP>uuu][hh]<CR>[<LF>]
“nnV01” is omitted from the response format if in no-echo mode; where:
TABLE 8.6 SPECIAL CHARACTERS
CHARACTERS
a Alarm status character
b Peak/valley status character
first<value> Value of current reading
second<value> Value of filtered reading
third<value> Value of peak reading
fourth<value> Value of valley reading
<SP> Space
S Space or <CR>
<uuu>
1
Three characters for the unit of measurement
<uuu>
2
N/A
hh Checksum
<CR> Carriage return
LF Line feed
[ ] Optional item
The length of the message transmitted by the meter in response to the “V01” command
is variable and controlled by the two menu items as “dAt FMt” (Data Format) and
“bUS.FMt” (Bus Format). (See Sections 10.12 and 10.13).
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