Creative DE5621 Instruction Manual download pdf (Page 42)

accQcomm Interface Module

Appendix A Commands, Constants, and Registers

A-8

A.3 MODBUS Register

Locations

Table A-3 on the following page lists all available MODBUS reg-

ister addresses and data types.

Internal units of measure for MODBUS cannot be changed.

Parameter values will always be output as follows:

All data is expressed as 16-bit integer values in the MODBUS

internal units. Some values may be large enough to require two

registers. If a data type is bad or missing, the corresponding reg-

ister is assigned a value of -32768.

Received Time 26

Time-outs 27

Bad Flow Count 28

Bad Velocity Count 29

Bad Depth Count 30

Ensemble Timestamp 31

Ensemble Year 32

Ensemble Month 33

Ensemble Day 34

Ensemble Hour 35

Ensemble Minute 36

Ensemble Second 37

Average Flow 38

Average Velocity 39

Average Level (Depth) 40

Average Temperature 41

Summed Flow 42

Table A-2 Data Type Constants (Continued)

Data Type Description Numeric Constant

Flow cc/sec

Area cm

Te mp ° C

Velocity mm/sec

Depth mm

Volume m

1 2 ... 37 38 39 40 41 42 43 44 45 46 47 ... 63 64

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Creative DE5621 Instruction Manual Page 42