FANOX SIA D, User Manual, Page: 106 / 117

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SIA-D_
Rev. 07
106 / 117
ISO 9001:2008
9.14. Examples of ModBus frames
9.14.1. Writing the access password “5555” to equipment nº 1
Address
01
Function
10
H start address
00
L start address
A8
Number of H registers
00
Number of L registers
02
Number of Bytes
04
Password
35,35,35,35
checksum H
4A
checksum L
50
And the SIA will reply OK:
address
01
function
10
H start address
00
L start address
A8
Number of H registers
00
Number of L registers
02
Number of Bytes
04
checksum H
29
checksum L
93