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HI 6600 Series Modular Sensor System User Guide
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Appendix A
Communications I/O Table
• • • • • •
I/O Tables for Communications to PLCs
The following I/O table description is common for the following communication protocol in the
HI 6600 series:

EtherNet/IP

Modbus-TCP

Modbus-RTU (over 485)
For a full list of command parameters, please see Appendix B, Default Parameter IDs and
Values under Communications Parameters.
The first variable Module Reference X is used to select which WPM, (where x= 0 to N) the output
table is targeting. The user must write their module selection into Select WPMx (Mx) to read the data
from WPMx. If the user does not write their selections, every module section will return data from
Channel 1.
The next two values Mx Reserved 1 and Mx Reserved 2 are used as padding so the user selectable
OUTPUT table Bytes INPUT table Bytes
Command 4 Command Echo 4
Aux Comm and Information 4 Command Status 4
Parameter ID 4 Parameter ID 4
Parameter Value 4 Parameter Value 4
Selected WPM1 (M1) 4 M1 Status 4
M1 reserved 1 4 M1 Net Weight 4
M1 reserved 2 4 M1 Gross Weight 4
M1 Parameter ID 4 M1 Parameter Value 4
Selected WPM2 (M2) 4 M2 Status 4
M2 reserved 1 4 M2 Net Weight 4
M2 reserved 2 4 M2 Gross Weight 4
M2 Parameter ID 4 M2 Parameter Value 4
Selected WPM n (M n ) 4 Mn Status 4
Mn reserved 1 4 Mn Net Weight 4
Mn reserved 2 4 Mn gross Weight 4
Mn Parameter ID 4 Mn Parameter Value 4
Common
Header
Module 1
Information
Module 2
Information
Module n
Information