FATEK FBs-4PT - Page 2

2.2 Formation of Multi-Unit System ....................................................................................................... H2-2
2.2.1 Connection of Multiple FBs-PLC (CPU Link) .............................................................................................. H2-2
2.2.2 Connection of FBs-PLC with Host Computer or Intelligent Peripherals ................................................... H2-3
Chapter 3：Expansion of FBs-PLC
3.1 I/O Expansion ................................................................................................................................... H3-1
3.1.1 Digital I/O Expansion and I/O Numbering .................................................................................................... H3-1
3.1.2 Numeric I/O Expansion and I/O Channel Mapping .................................................................................... H3-3
3.2 Expansion of Communication Port ................................................................................................. H3-5
Chapter 4：Installation Guide
4.1 Installation Environment ................................................................................................................... H4-1
4.2 PLC Installation Precautions ........................................................................................................... H4-1
4.2.1 Placement of PLC .......................................................................................................................................... H4-1
4.2.2 Ventilation Space ............................................................................................................................................ H4-2
4.3 Fixation by DIN RAIL ........................................................................................................................ H4-3
4.4 Fixation by Screws ........................................................................................................................... H4-4
4.5 Precautions on Construction and Wiring ........................................................................................ H4-6
Chapter 5：Power Supply Wiring, Power Consumption Calculation, and
Power Sequence Requirements
5.1 Specifications and Wiring of AC Power Sourced Power Supply ................................................. H5-1
5.2 Specifications and Wiring of DC Power Sourced Power Supply ................................................. H5-2
5.3 Residual Capacity of Main/Expansion Unit and Current Consumption of Expansion Module
……… ........................................................................................................................................................ H5-4
5.3.1 Residual Capacity of Main/Expansion Unit ................................................................................................. H5-4
5.3.2 Maximum Current Consumption of Expansion Module ............................................................................ H5-5
5.3.3 Calculation Example of Power Capacity .................................................................................................... H5-7
5.4 Requirement of Power Sequence in Main Unit and Expansion Unit/Module ........................... H5-9
Chapter 6：Digital Input (DI) Circuit
6.1 Specifications of Digital Input (DI) Circuit ........................................................................................ H6-1
6.2 Structure and Wiring of 5VDC Ultra High Speed Differential Input Circuit .................................. H6-2
6.3 24VDC Single-End Input Circuit and Wiring for SINK/SOURCE Input ....................................... H6-3