Table 6 - Double Word Register Format; Table 7 - Elapsed Time Register Format - ETC Sasquatch User Manual

Appendix B Modbus Register Formats
Register Formats
The following are the available register formats that are used throughout the register map.
•
MSW = most significant word (16 bits)
•
LSW = least significant word (16-bits)
Double Word Register

Table 6 - Double Word Register Format

Number Description
Start MSW
Start + 1 LSW
Elapsed Time Register
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Range: 0 – 3,599,999 seconds (1000 hours)
•
Write LSW first when writing in seconds format
•
Use the Time Format coil to switch the format

Table 7 - Elapsed Time Register Format

Number Description (Seconds Format)
Start Seconds (MSW)
Start + 1 Seconds (LSW)
Start + 2 Reserved
Description(H:M:S Format)
Hours
Minutes
Seconds
17