1 Unit Functions and
Restrictions on Combination
1.1 Features and Functions of Units.........................................................1-2
1.1.1 Functions of Units ............................................................................ 1-2
1.1.2 Unit type........................................................................................... 1-3
1.1.3 Types of Cassette ............................................................................ 1-3
1.1.4 Applications that can be Used in Each Port..................................... 1-3
1.2 Overview of Communication Functions ..............................................1-5
1.2.1 PLC Link Functions (MEWNET-W0) ................................................ 1-5
1.2.2 MEWTOCOL Master/Slave Communication.................................... 1-5
1.2.3 MODBUS RTU Master/Slave Communication................................. 1-7
1.2.4 General-Purpose Communication.................................................... 1-8
1.3 Restrictions on Units Combination......................................................1-9
1.3.1 Restrictions on the Number of Installed Units.................................. 1-9
1.3.2 Restrictions on the Combination of Extension Cassettes
(Communication Cassettes).............................................................. 1-9
1.3.3 Restrictions on Communication Functions to be Used .................... 1-9
1.3.4 Unit to be Used and Applicable Versions of CPU Unit and FPWIN
GR7................................................................................................... 1-9
1.3.5 Restrictions on Consumption Current .............................................. 1-10
WUME-FP7COM-07
1-1