Floating Point - (701) Previous Daily Data Area - Dynamic E-CHART Manual De Operación

Dynamic Fluid Measurement
DATA PACKET
Hourly and Daily archive flow data 701, 703, 704 are fixed length arrays. The data
field is used to address an individual record
One modbus register (7098 -floating point) is used to indicate the current daily record pointer numbers.
This pointer identifies the current record which data was last logged. The ECHART can store up to 64 day's
data. The daily pointer will be 1 through 64. The pointer will roll over at 64 to 1.
Read Archive Record Quary Message – Read archive registers 701 record number 10
RTU MOD E -
FUNC
ADDR
CODE
01 03
Re sp ons e
FUNC
ADDR
CODE
01 03
FLOATING POINT – (701) Previous Daily Data Area
701 Date
Time
Average Heating Value
Average SG
Average Carbon Dioxide Percent
Average Nitrogen Percent
Average Methane Percent
Average Ethane Percent
Average Propane Percent
Average Iso-Butane Percent
Average n-Butane Percent
Average I-Pentane Percent
Average n-Pentane Percent
Average Hexane Percent
Average Heptane Percent
Average Nonane Percent
Average Octane Percent
Average H2S Percent
Average Hydrogen Percent
Average Helium Percent Average Oxygen Percent
Average Carbon Monoxide Percent
E-CHART Manual
STARTING POINT
HI LO
02 BD
DATA ...(Repeat n Times)
BYTE
HI
COUNTS
58 00
www.dynamicflowcomputers.com
Modbus Data – 4-25
# OF POINTS
HI LO
00 0A
CRC
LO
CHECK
01..
CRC
CHECK
54 51