Allen Bradley 1797-ACNR15 ControlNet Ex Redundant Media Adapter
Allen Bradley 1797-ACNR15 ControlNet Ex Redundant Media Adapter
0.0
Points
Brand:Allen Bradley PLC Item No.:1797-ACNR15 Product Origin:USA Product Dimensions:94 x 92 x 87 mm Product Weight:0.57 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 1797-ACNR15 ControlNet Ex Redundant Media Adapter is a high-reliability communication interface designed for hazardous industrial environments requiring continuous and fault-tolerant operation. It connects Flex Ex I/O modules to a ControlNet network while supporting redundant media paths to eliminate single points of failure.
Engineered for safety-critical industries such as oil and gas, petrochemical processing, and offshore platforms, this module ensures deterministic communication and system stability under demanding conditions. Its rugged construction and intrinsic safety certification make it suitable for environments where both performance and safety are essential.
Technical Specifications
Parameter
Specification
Product Model
1797-ACNR15
Product Type
ControlNet Ex Redundant Media Adapter
Brand
Allen-Bradley
Function
Redundant ControlNet communication for Flex Ex I/O
System Compatibility
Flex Ex I/O systems
Communication Protocol
ControlNet
I/O Capacity
Up to 8 Flex Ex I/O modules
Redundancy
Dual ControlNet media channels
Mounting
DIN rail
Weight
0.57 kg (1.26 lb)
Applications
The Allen-Bradley 1797-ACNR15 ControlNet Ex Redundant Media Adapter is designed for high-integrity communication in hazardous and safety-critical industrial environments. It provides redundant ControlNet communication for Flex Ex I/O systems, ensuring continuous data exchange even under network fault conditions.
Typical applications include:
Oil & gas processing facilities
Chemical and petrochemical plants
Hazardous area (Ex-rated) industrial automation systems
Remote I/O communication in safety-critical control systems
Turbine and compressor control systems
Offshore platforms and energy production systems
Process control with redundant network requirements
High-reliability distributed I/O architectures
Advantages
Redundant ControlNet media support for maximum network reliability
Designed for intrinsically safe (Ex) industrial environments
Ensures uninterrupted communication in mission-critical systems
Supports up to multiple Flex Ex I/O modules for scalable architecture
Dual-channel ControlNet communication improves fault tolerance
Industrial-grade robustness for vibration and harsh conditions
Built-in diagnostics for network and module status monitoring
High-speed deterministic communication via ControlNet protocol
Compact DIN-rail mounting for efficient cabinet integration
Enhances system uptime in safety-critical operations
Technical FAQs
1. What is the main function of the 1797-ACNR15?
It connects Flex Ex I/O systems to a ControlNet network with redundant communication capability.
2. What does “Ex” mean in this module?
It indicates intrinsic safety for hazardous industrial environments (explosive atmospheres).
3. How many I/O modules can it support?
It typically supports up to 8 Flex Ex I/O modules.
4. Does it support redundant networking?
Yes, it uses dual ControlNet channels for redundant media operation.
5. Is it suitable for oil and gas applications?
Yes, it is widely used in hazardous area industries such as oil, gas, and chemical plants.
6. What communication protocol does it use?
It uses ControlNet, a deterministic industrial communication protocol.
7. Can it operate in harsh environments?
Yes, it is designed for extreme industrial conditions including vibration and temperature variation.
8. Does it provide diagnostics?
Yes, it includes LED indicators for network and module status monitoring.
9. Is it part of the Flex I/O system?
Yes, it is part of the Flex Ex I/O architecture.
10. Why is redundancy important in this module?
Because it ensures continuous communication even if one network channel fails, which is critical in safety systems.
