
615605 i
Table of Contents
1 FL IL 24 BK(-PAC)........................................................................................................ 1-3
1.1 General Functions .................................................................................. 1-3
1.1.1 Product Description ................................................................ 1-3
1.2 Structure of the FL IL 24 BK(-PAC) Bus Coupler ................................... 1-5
1.2.1 Local Status and Diagnostic Indicators ................................... 1-6
1.3 Connecting the Supply Voltage .............................................................. 1-7
1.4 Connector Assignment ........................................................................... 1-8
1.5 Supported Inline Modules....................................................................... 1-9
1.6 Basic Structure of Low-Level Signal Modules ...................................... 1-16
1.6.1 Electronics Base ................................................................... 1-17
1.6.2 Connectors ........................................................................... 1-17
1.7 Function Identification and Labeling..................................................... 1-21
1.8 Dimensions of Low-Level Signal Modules............................................ 1-24
1.9 Electrical Potential and Data Routing................................................... 1-27
1.10 Circuits Within an Inline Station and Provision
of the Supply Voltages.......................................................................... 1-29
1.10.1 Supply of the Ethernet Bus Coupler ..................................... 1-30
1.10.2 Logic Circuit UL .......................................................................................1-30
1.10.3 Analog Circuit UANA ...............................................................................1-31
1.10.4 Main Circuit UM .......................................................................................1-32
1.10.5 Segment Circuit .................................................................... 1-33
1.11 Voltage Concept ................................................................................... 1-35
1.12 Diagnostic and status indicators........................................................... 1-42
1.12.1 LEDs on the Ethernet Bus Coupler ....................................... 1-42
1.12.2 Indicators on the Supply Terminal ........................................ 1-44
1.12.3 Indicators on the Input/Output Modules ................................ 1-45
1.12.4 Indicators on Other Inline Modules ....................................... 1-46
1.13 Mounting/Removing Modules and Connecting Cables......................... 1-47
1.13.1 Installation Instructions ......................................................... 1-47
1.13.2 Mounting and Removing Inline Modules ............................... 1-47
1.13.3 Mounting ............................................................................... 1-48
1.13.4 Removing .............................................................................. 1-50
1.13.5 Replacing a Fuse .................................................................. 1-52