Brand:Allen Bradley PLC Item No.:1784-CP10 Product Origin:USA Product Dimensions:Cable Length: 10 meters Product Weight:Shipping weight: 3 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Allen Bradley 1784-CP10 is a dedicated PLC-5 programming cable designed to establish reliable RS-232 communication between a personal computer and Allen-Bradley PLC-5 controllers. It enables engineers to perform essential tasks such as program upload, download, and system diagnostics.
Technical Specifications
Parameter
Specification
Product Type
Cable Assembly
Model
1784-CP10
Cable Length
10 m (approx. industrial extension variant)
Communication Protocol
RS-232 (DF1)
Connector (PC Side)
DB9
Connector (PLC Side)
8-pin modular / serial interface
Application
PLC-5 programming and diagnostics
Operating Temperature
0°C to 60°C
Storage Temperature
-40°C to 85°C
Weight (shipping)
3 kg
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Applications
• PLC-5 controller programming and configuration via RS-232 DF1 protocol
• PC-to-PLC communication for program upload, download, and online monitoring
• Maintenance and troubleshooting of legacy Allen-Bradley PLC-5 systems
• Industrial commissioning and debugging of control cabinets using serial interface
• Data transfer between engineering workstation and PLC-5/5xx series controllers
• Field service connection tool for legacy Rockwell Automation systems
Advantages
• Reliable RS-232 communication ensures stable programming connection in industrial environments
• Pre-assembled cable reduces wiring errors compared to manually built serial connections
• Compatible with multiple PLC-5 family controllers for flexible field service use
• Designed for industrial robustness, supporting consistent signal integrity over long cable runs
• Simple plug-and-play setup for engineering and maintenance personnel
• Proven long-term use in legacy automation systems still widely installed today
Technical FAQs
Q1: What is the main function of the 1784-CP10 cable?
It is used to connect a PC to Allen-Bradley PLC-5 controllers for programming and communication.
Q2: What communication protocol does it use?
It uses RS-232 communication with DF1 protocol for serial data exchange.
Q3: What devices is it compatible with?
It is primarily used with PLC-5 series controllers and some SLC processors with RS-232 support.
Q4: Can it be used for real-time control communication?
No, it is intended for programming and configuration, not high-speed control networks.
Q5: What type of connectors does it use?
Typically DB9 on the PC side and an 8-pin or modular connector on the PLC side.
Q6: Is it plug-and-play?
Yes, it is designed for direct connection without additional configuration hardware.
Q7: Can it be replaced with a standard serial cable?
Not safely; it uses a specific pinout and null-modem configuration.
Q8: Is it still actively produced?
No, it is a legacy product and considered discontinued in many regions.
Q9: What software is used with this cable?
Commonly used with RSLogix or legacy Rockwell programming tools.
Q10: What is the maximum communication speed?
Typically up to 19.2 kbps depending on system configuration.
