Connection Methods - Fuji Electric Monitouch V9 Series Connection Manual

1. Overview
1-8
1.3

Connection Methods

1.3.1 Serial Communication
1 : 1 Connection
Overview
 One set of the V9 is connected to one PLC (1 : 1 connection).
 You can make settings for 1 : 1 communication in [Communication Setting] for the logical ports PLC1 - PLC8.
A communication port is selectable from CN1, MJ1, and MJ2.
 The V9 (master station) communicates with a PLC under the PLC's protocol. Therefore, there is no need to prepare a
communication program for the PLC (slave station).
 The V9 reads from the PLC device memory for screen display. It is also possible to write switch data or numerical data
entered through the keypad directly to the PLC device memory.
CN1
V9
MJ1
MJ2
RS-232C or RS-422 (RS-485) connection
Maximum length of wiring
RS-232C connection:
RS-422/RS-485 connection:
* The maximum length of wiring varies depending on the connected device.
Check the specifications for each device.
Read
CN1
V9
MJ1
MJ2 Write
PLC
15 m
500 m
PLC