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F-5500 Thermal Mass Flow Meter Manual 06/17 - 2030 / 107023 Page 64
Model F-5500
COMMUNICATIONS
Model F-5500
COMMUNICATIONS
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
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