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F-5500 Thermal Mass Flow Meter Manual 06/17 - 2030 / 107023
Page 64
Model F-5500
COMMUNICA
TIONS
Model F-5500
COMMUNICA
TIONS
Register
Address
Modbus
Address
Data Type
Scaling Comment
0x10
40017
Status 2
No
0x11
40018
Control Register (Write Only)
No
Control Register
0x12
40019
Spare/ Not used
0x13
40020
Flow in Eng units (float, upper 16 bits)
No
Mass flow in selected units
0x14
40021
Flow in Eng units (float, lower 16 bits)
No
Mass flow in selected units
0x15
40022
Total in Eng units (float, upper 16 bits)
No
Total in selected units
0x16
40023
Total in Eng units (float, lower 16 bits)
No
Total in selected units
0x17
40024
Spare/ Not used
0x18
40025
Spare/ Not used
0x19
40026
Temperature in selected units (float, upper 16 bits)
No
Temperature in selected units
0x1A
40027
Temperature in selected units (float, lower 16 bits)
No
Temperature in selected units
0x1B
40028
Elapsed time in hours (float, upper 16 bits)
No
Elapsed time in hours
0x1C
40029
Elapsed time in hours (float, lower 16 bits)
No
Elapsed time in hours
0x1D
40030
Zero CAL-CHECK (float, upper 16 bits)
No
0x1E
40031
Zero CAL-CHECK (float, lower 16 bits)
No
0x1F
40032
Spare/ Not used
0x20
40033
Spare/ Not used
0x21
40034
Spare/ Not used
0x22
40035
Spare/ Not used
0x23
40036
Spare/ Not used
F-5500 Commands Supported by Modbus
NOTE: Registers A, B & C are provided to get more resolution for low flow and total.
When value exceeds the 16 bit registers, they will be frozen with all 16 bits set.
Read Input Register (F-5500 Status, Command 04)
This command is used to report the F-5500 status information.
Request:
<Meter Address> <Command code=04> <Register address =0> <Register
address =0> <Register count =0> <Register count =1> <CRC high>
<CRC low>
Response:
<Meter Address> <Command code=04> <Byte count =2> <Status
High><Status Low> <CRC high> <CRC low>
Read Input
Register