21
Before Operating Section 1-6
The memory link online transfer function can be used to replace screen data
at a fixed time each day or replace screen data with maintenance screen data
for maintenance.
For more details on the memory link online transfer function, refer to informa-
tion on the memory link online transfer function in the NT31/NT31C/NT631/
NT631C Programmable Terminal Reference Manual.
1-6 Before Operating
Follow the procedure given below to start the system of the NT31/NT31C.
*1
System program installation is only done in special circumstances, for
example when changing the system program, or to recover the original
status of the installed program. This operation is not normally necessary.
When using other PLC models (sequencers), however, it is necessary to
install specific system programs.
*2
Display of the system menu, and all change operations, can be inhibited.
This enables you to prevent the accidental deletion or alteration of screens
and settings.
Reference: • For the system program, use the NT31/NT31C system program supplied
as an accessory with the NT-series Support Tool (NT-ZJCAT1-EV4).
• For the Support Tool, use NT-series Support Tool for Windows (Ver. 4.@).
Host
Set the host settings.
Create the host program.
Start operation.
NT31/NT31C
Connect the power supply.
Install the system program.
*1
Transmit the screen data.
Set the memory switches.
Connect to the host.
Support Tool
Create the screens.
Install the Support
Tool at the computer.
Install the PT in the
operation panel.
Make the settings in the
system installer mode.
*2
Confirm the settings and
check communications.
Connect to the
NT31/NT31C.
(Refer to the NT31/NT31C/NT631/NT631C
Programmable Terminal Reference Manual
and the Support Tool Operation Manual.)
When RS-232C used at the PT: refer to section 4
When RS-422A/485 used at the PT: refer to section 5
(Refer to the manual for
the Support Tool.)
• For the host link, refer to
pages 46 and 96, and the
manuals for the host link
unit and peripheral tools.
• For the NT link (1:1), refer
to pages 61 and 107.
• For the NT link (1:N), refer
to pages 64 and 109.
• For the high-speed NT link
(1:N), refer to pages 69
and 113.
• For the Memory link, refer
to pages 72 and 115.
(page 30)
(page 31)
(Refer to page 151 and
the Support Tool manual.)
(page 151)
(page 155)
(page 158)