Cameron NUFLO Scanner 2000 microEFM - Appendix D-Modbus Communications Protocol; Introduction; Supported Commands

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2000 microEFM Appendix D
Appendix D—Modbus
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Communications Protocol
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Introduction
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Modbus® as described in 0RGLFRQ0RGEXV3URWRFRO5HIHUHQFH*XLGH3,0%865HY--XQH$OO
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Supported Commands
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Function Code (Hex) Description
 5HDG+ROGLQJ5HJLVWHUV
05 3UHVHW%RROHDQ
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10 3UHVHW0XOWLSOH5HJLVWHUV
11 5HSRUW6ODYH,'
For the read holding and preset multiple registers, the instrument supports the full 250 bytes of data in a
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 3URGXFW&RGH
 Register Table Number
 Firmware Version
 Manufacture Date
 Sales Date
 6HULDO1XPEHU
 Serial Number 2
 3RZHU0RGH
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FRQQHFWHGWR3RUW
 3RUW0RGH
 3RUW6ODYH$GGUHVV
 3RUW%DXG5DWH
 3RUW%XV'HOD\
 3RUW%XV7LPHRXW
 Real Date
 Real Time