Rievtech PR-12 Series, User Manual And Programmers Manual

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5.3.1 Project
You can choose the type of PLC,When PLC type is determined, the PLC parameter will
appear below.
5.3.2 Data block
Data blocks contain DAT-0 and DAT-1, you can right-click to insert new data blocks
for programmers to use .The contents of the data block are as follows:
In the data block, you can set the address, data type, data value, and annotation .The
contents of the data blocks are written to PLC after a permanent save, unless a new
program is written in PLC.The content in the block of data is written to the PLC
and it will be permanently preserved, unless a new program is written in PLC.