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PLC User's Manual - Analog Control Edition
Table of Contents
FX3G-2AD-BD (2-channel analog Input)
1. Outline D-3
1.1 Outline of Functions .................................................................................................................... D-3
1.2 Setup Procedure Before Starting Operation ............................................................................... D-4
1.3 Connectable PLCs and Version Number .................................................................................... D-5
1.4 Compatible Programming Tool Version Number ........................................................................ D-5
2. Specifications D-6
2.1 Generic Specifications ................................................................................................................ D-6
2.2 Performance Specifications ........................................................................................................ D-7
2.3 A/D Conversion Time.................................................................................................................. D-8
3. Wiring D-9
3.1 Terminal Layout ........................................................................................................................ D-10
3.2 Applicable Cables and Terminal Tightening Torque ................................................................. D-11
3.3 Analog Input Line ...................................................................................................................... D-12
3.4 Grounding ................................................................................................................................. D-12
4. Programming D-13
4.1 Loading of A/D Conversion Data............................................................................................... D-13
4.2 List of Special Devices.............................................................................................................. D-14
4.3 Switching of Input Mode............................................................................................................ D-14
4.4 Input Data.................................................................................................................................. D-15
4.5 Averaging Time......................................................................................................................... D-16
4.6 Error Status............................................................................................................................... D-17
4.7 Model Code............................................................................................................................... D-19
4.8 Basic Program Example............................................................................................................ D-19
5. Changing of Input Characteristics D-20
5.1 Example: Changing of Voltage Input Characteristics................................................................ D-20
6. Troubleshooting D-21
6.1 PLC Version Number Check..................................................................................................... D-21
6.2 Checking Installation................................................................................................................. D-21
6.3 Wiring Check............................................................................................................................. D-21
6.4 Special Device Check ............................................................................................................... D-21
6.5 Program Check ......................................................................................................................... D-22
6.6 Error Status Check.................................................................................................................... D-22