Allen Bradley 1784-KTXD Communication Interface Card
Allen Bradley 1784-KTXD Communication Interface Card
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Brand:Allen Bradley PLC Item No.:1784-KTXD Product Origin:USA Product Dimensions:165 × 20 × 107 mm Product Weight:0.14 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-KTXD Communication Interface Card is a legacy industrial networking module designed to enable high-speed communication between industrial PCs and Allen-Bradley control systems over DH+ and DH-485 networks. It plays a critical role in bridging computer-based control platforms with PLC-5 and SLC series controllers in traditional automation environments.
Technical Specifications
Parameter
Details
Product Model
1784-KTXD
Series
PLC Communication Interface Series
Type
Communication Interface Card
Bus Interface
ISA / EISA (16-bit slot)
Communication Protocols
DH+, DH-485
Channels
2
Functionality
Remote I/O Scanner Supported
Data Rate
Up to 230.4 kbps (DH-485) / DH+ network dependent
Power Requirement
From host system (5V DC typical)
Operating Temperature
0°C to 60°C
Dimensions
165 × 20 × 107 mm
Weight
0.14 kg
Recommended Related Models
Model
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1784-KTX
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1784-KTS
Single-Channel Remote I/O Scanner Card
1784-PCMK
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1784-PKTX
DH+/RIO Communication Interface Card
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Applications
• DH+ and DH-485 communication integration for PLC-5, SLC, and legacy Allen-Bradley controllers
• Industrial PC-based monitoring and control systems using ISA/EISA architecture
• Data Highway Plus network communication for plant-wide automation coordination
• Remote I/O scanning in distributed control and legacy production systems
• Machine-level diagnostics and control in brownfield modernization projects
• Engineering workstation connectivity for configuration and maintenance of PLC networks
• High-reliability communication in continuous process manufacturing environments
Key Advantages
• Dual-channel communication support for flexible DH+ and DH-485 networking
• Acts as a remote I/O scanner for real-time industrial control applications
• Stable deterministic communication suitable for legacy automation systems
• ISA/EISA bus compatibility for integration with industrial-grade PCs
• Robust design optimized for vibration, EMI, and harsh factory conditions
• Efficient network throughput for PLC-5 and SLC system communication
• Long lifecycle support ideal for maintenance of installed base systems
Technical FAQs
1. What networks does the 1784-KTXD support?
It supports DH+ and DH-485 industrial communication networks.
2. Is this card compatible with modern Ethernet systems?
No, it is designed for legacy Data Highway and DH-485 networks.
3. How many communication channels does it have?
It is a dual-channel communication interface card.
4. Can it act as a remote I/O scanner?
Yes, it supports remote I/O scanning functionality.
5. What bus type does it use?
It uses ISA/EISA expansion slot architecture.
6. Is it still used in modern automation systems?
It is primarily used in legacy and maintenance environments.
7. Does it require external power?
No, it draws power directly from the host system bus.
8. What software is typically used with it?
RSLogix 5, RSLinx, and other Rockwell legacy tools.
9. Can it communicate with PLC-5 controllers?
Yes, it is commonly used with PLC-5 systems.
10. Is it suitable for real-time control applications?
Yes, it supports deterministic industrial communication.
