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15.COMMUNICATIONSINTERFACE 15.1 ProgrammingcommunicationsProtocol

This explanation is only for the communications interface (option). Press SHIFT and COPY(=)SPACE simultaneously for 3 seconds or more to display the “communications protocol” programming screen.

		Remarks1
			Communications interface
Operation screen	DISP
		This section only explains

						SPACE		3 sec. or
[Checking port]			（ SHIFT ＋ COPY(=)					）
								more
  				
						Port
			SET
[To be ready for programming]			END
  				
						Cursor
[Selecting port]			/	%				Ref. 1
  				
						Port
			ENTRY
[Selecting protocol]			/	%				Ref. 2
  
			Protocol
			ENTRY
YES	Selected “PriVAtE”?
[Selecting mode]
		NO (ModbUS is selected.) Ref. 3
			/	%			Remarks 2
  				
					Mode
			ENTRY
	Temporarily stored					Ref. 4
			DISP
		Stored				Ref. 5

programming of the communications interface. For details of the communications interface, refer to the separate instruction manual for “Communications Interface”.

Remarks2

When EnG is selected and then MODBUS is selected, it is fixed to RTU mode.

Reference 1 Port selection

Select the port type from the followings.

(1): Higher level communications

(2): Engineering

Reference 2 Protocol selection

Select the protocol from the followings.

(1):Private protocol

(2): MODBUS protocol

Reference 3 Mode selection

When [] is selected, the mode selection screen is displayed. Select the mode from the followings.

(1)  : RTU mode

(2): ASCII mode

Reference 4	Return to the port selection
	screen

After “temporarily storage”, the “Port selection” screen appears again. For storing parameters, press DISP .

Reference 5 Storing

Store the [temporarily stored] parameters into memory. (Programming change mark is printed.)

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