Rice Lake 920i Programmable HMI Indicator/Controller - EtherNet/IP Interface - Manual (Page 21)

520/720i/820i/920i EtherNet/IP Install & Programming Manual - Commands 17
Set Register
Command: 368
Registers: 1 thru 256
Command 368 sets register value. 1 through 128 are
integer and 129 through 256 are real. This command
is only valid for the
720i
PCE version.
Get Register
Command: 402
Registers: 1 thru 256
Command 402 returns register value. 1 through 128
are integer and 129 through 256 are real. This
command is only valid for the
720i
PCE version.