User manual

6–13
Chapter 6 – Initializing the LT
LT Series User Manual
Use this setup screen to enter the external device’s System Data Area and the Unit
Number settings.
UNIT NO.
Enter the UNIT number of the external device. Be sure that it matches the unit number
of the external device.
SYSTEM AREA READ SIZE
When using a Block Display Trend Graph, set up the Reading Area Size (in word
units) to match the Trend Graph’s data size.
If you are not using the Reading Area, leave the default val-
ues that are set to “0” intact, to allow high-speed data com-
munication.
Set up the external device’s System Area and the Unit Number in this screen. This
section pertains to external devices that use the Direct Access format.
When the LT Editor/C-Package’s Simulation feature is used,
the
OPERATION SURROUNDINGS menu cannot be used.
• Type A1, Type A2, Type B and Type B+ do not have this
setting.
• The screens that appear depend on the external device
that you selected in the LT Editor/C-Package.
LT Editor Device Connection Manual (included
with the LT Editor software), GP-PRO/PBIII De-
vice/PLC Connection Manual (included with the
C-Package software)
6.5 OPERATION ENVIRONMENT SETUP
6.5.1 SET UP OPERATION ENVIRONMENT
SYSTEM AREA START (DEV / ADR)
Use this item to set up the System Data Area’s Start Address. User-specified
Device Addresses will differ, depending on the type of external device used.
LT Editor Device Connection Manual (included with the LT Editor
software), GP-PRO/PBIII Device/PLC Connection Manual (in-
cluded with the C-Package software)