The Allen-Bradley 1747-DCM is a Direct Communication Module for the SLC 500 PLC series. It acts as a bridge for communication between a supervisory PLC and other SLC 500 PLCs.

Key Features and Specifications

Connectivity

• Connects SLC 500 Fixed or Modular PLCs to a supervisory PLC via RIO Link.
• Supports daisy-chain configuration for multiple modules.
• Uses Belden 9463 cable for interconnection.

Compatibility

• Works with all SLC 500 RIO scanners.
• Fits into one slot in any SLC 500 chassis.

Performance

• Extends node capability for larger networks.

Environmental Conditions

• Operating temperature range: 32-140 °F.
• Storage temperature range: -40-185 °F.
• Relative humidity: 5-95% non-condensing.

Applications

The 1747-DCM is ideal for:

• Distributed control systems.
• Machine control.
• Process automation.
• Manufacturing systems.

Benefits

• Scalability: Facilitates larger, more complex control systems.
• Flexibility: Accommodates various network topologies and communication protocols.
• Reliability: Built to endure harsh industrial environments.