Dynamic Fluid Measurement
DATA PACKET
Previous Month Data Packet (411,421)
Monthly archive flow data 411-and 421 are fixed length arrays. The data field is
used to address month configuration and month totals record.(411=Lastest,
421=Oldest) (available only for version 6.03 or above)
RTU MOD E -
FUNC
ADDR
CODE
01
03
Re sp ons e
FUNC
ADDR
CODE
01
03
DESCRIPTION
Base SG
N2
CO2
Heating Value
Pipe ID
Orifice ID
Base Temperature
Base Pressure...
Atmospheric Pressure...
DP Cut Off...
Flowing Time
Month Total – Net
Month Total – Energy
Month Averaged Temperature
Month Average Pressure
Month Average DP
Month Average DP/EXT
Configuration Flag
Date
Month
Year
Reserved
E-CHART Manual
STARTING POINT
HI
LO
01
9b
DATA ...(Repeat n Times)
BYTE
HI
COUNTS
E4
00
DECIMAL
6 Inferred
4 Inferred
4 Inferred
3 Inferred
4 Inferred
4 Inferred
2 Inferred
4 Inferred
4 Inferred
4 Inferred
1 Inferred
1 Inferred
1 Inferred
2 Inferred
2 Inferred
4 Inferred
4 Inferred
0 Inferred
0 Inferred
0 Inferred
0 Inferred
0 Inferred
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Modbus Data – 4-42
# OF POINTS
HI
LO
00
01
CRC
LO
CHECK
01..
CRC
CHECK