Features

• Built-in RS-232/422/423 communication port
• 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

Products

1785 Ethernet PLC-5 Controllers

• Memory: 16…100 K words
• Maximum I/O: 512…3072
• I/O chassis supported: 13…65
• I/O communication: processor-resident local I/O, Universal Remote I/O and DeviceNet™ I/O (with I/O scanner module)
• General communication options: Ethernet, DH+, RS-232-C/422-A/423-A

1785 ControlNet PLC-5 Controllers

• Memory: 6…100 K words; protected on some models
• Maximum I/O: 512…3072 (forcible); 3200…50176 (non-forcible)
• I/O chassis supported: 77…125
• I/O communication: ControlNet I/O, processor-resident local I/O, Universal Remote I/O and DeviceNet I/O (with I/O scanner module)
• On-board communication options: ControlNet, DH+, RS-232-C/422-A/423-A
• Ethernet communication available with communication interface module

1785 Standard PLC-5 Controllers

• Memory: 8…100 K words; protected on some models
• Maximum I/O: 512…3072
• I/O chassis supported: 5…93
• I/O communication: processor-resident local I/O, extended local I/O, Universal Remote I/O and DeviceNet I/O (with I/O scanner module)
• On-board communication options: DH+, RS-232-C/422-A/423-A
• Ethernet communication available with communication interface module

Certifications

• UL, CSA Class I Div 2 Hazardous, CE, C-Tick, EEx, EtherNet/IP, ODVA, Marine and Offshore Certification, European Union Directives