31.1 Controlling External I/O
31.2 Settings Guide
31.3 Controlling External I/O with the Display Unit's Internal DIO
31.4 Using FLEX NETWORK External I/O
31.5 Controlling External I/O with LT
31.6 Controlling I/O in LT3000 Series and EX Modules
31.7 Controlling External I/O with CANopen
    31.7.1 Setting Up CANopen
    31.7.2 Connecting Third-party Slaves - CANopen
    31.7.3 Mapping I/O - CANopen
    31.7.4 Using I/O Driver Instructions - CANopen
    31.7.5 HTB Standard Input/Output
    31.7.6 Expanding I/O Using EX Module
    31.7.7 I/O Driver Settings Guide - CANopen
    31.7.8 Error Information - CANopen
       31.7.8.1 Error Code - CANopen
    31.7.9 Restrictions
    31.7.10 Communication Setting HTB Objects (1000h to 1FFFh)
    31.7.11 Manufacturer HTB Object (2000h to 5FFFh)
    31.7.12 Standard Device HTB Object (6000h to 9FFFh)
31.8 Controlling External I/O in the LT3000 Series and AnyWire Master Unit