Mitsubishi FX3U-USB-BD User Manual

9
FX Series PLC User's Manual - Data Communication Edition
Table of Contents
Computer Link
1. Outline D-3
1.1 Outline of System........................................................................................................................ D-3
1.2 Procedures Before Operation ..................................................................................................... D-4
1.3 Communication Type Applicability in PLC .................................................................................. D-5
1.3.1 Applicable versions...................................................................................................................... D-5
1.3.2 Products whose production was stopped....................................................................................D-6
1.4 Programming Tool Applicability................................................................................................... D-6
1.4.1 For applicable versions................................................................................................................ D-6
1.4.2 For non-applicable versions (setting an alternative model)......................................................... D-9
2. Specifications D-10
2.1 Communication Specifications (Reference).............................................................................. D-10
2.2 Link Specifications .................................................................................................................... D-11
2.2.1 Applicable commands and number of device points ................................................................. D-11
2.2.2 Applicable device ranges........................................................................................................... D-12
2.2.3 Link time .................................................................................................................................... D-14
3. System Configuration and Equipment Selection D-16
3.1 System Configuration................................................................................................................ D-16
3.2 Applicable FX PLC and Communication Equipment................................................................. D-17
3.2.1 For communication in accordance with RS-232C ..................................................................... D-17
3.2.2 For communication in accordance with RS-485. ....................................................................... D-22
4. Wiring D-27
4.1 Wiring Procedure ...................................................................................................................... D-28
4.2 Selecting Connection Method ................................................................................................... D-29
4.2.1 For communication in accordance with RS-232C (1-to-1 connection) ...................................... D-29
4.2.2 For communication in accordance with RS-485 (RS-422) (1-to-N connection)......................... D-29
4.3 Selecting Cables and Terminal Resistors (RS-485).................................................................. D-30
4.3.1 Twisted pair cable...................................................................................................................... D-30
4.3.2 Connecting cables..................................................................................................................... D-31
4.3.3 Connecting terminal resistors.................................................................................................... D-33
4.4 Connection Diagram for RS-232C ............................................................................................ D-34
4.4.1 Connection diagram between FX PLC and personal computer ................................................ D-34
4.4.2 Connection diagram between FX-485PC-IF and personal computer........................................ D-34
4.5 Connection Diagram for RS-485 and RS-422........................................................................... D-35
4.5.1 One-pair wiring .......................................................................................................................... D-35
4.5.2 Two-pair wiring .......................................................................................................................... D-35
4.6 Grounding ................................................................................................................................. D-36
5. Communication Setting in FX Programmable Controller D-37
5.1 Communication Setting Methods ..............................................................................................D-37
5.2 Communication Setting Using Parameter Method (GX Developer).......................................... D-38
5.2.1 Operating procedure.................................................................................................................. D-38
5.3 Communication Settings Using Parameter Method (FXGP/WIN)............................................. D-40
5.3.1 Operating procedure.................................................................................................................. D-40

Mitsubishi FX3U-USB-BD Specifications

General

Brand	Mitsubishi
Model	FX3U-USB-BD
Category	Controller
Language	English