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- Ladder-logic and structured-text programming
- Advanced instruction set including file handling, sequencer, diagnostic, shift register, immediate I/O, and program control instructions
- Built-in RS-232/422/423 communication port
- DeviceNet and ControlNet I/O on selected processors
- One or more on-board ports that can be configured for either Data Highway Plus™ (DH+) or Universal Remote I/O
- Universal Remote I/O ports can be configured as an I/O scanner port or an I/O adapter port
- Ethernet PLC-5® controllers and the Ethernet interface module (1785-ENET) provide built-in web services
- Backup options for increased fault tolerance through the ControlNet™ Hot Backup module or the PLC-5 Backup Communication module
Inquiry - Allen Bradley PLC SLC 500 Controllers
