Allen-Bradley 1794-ACN ControlNet Communication Adapter

FAQ

Q1. What is the main function of the 1794-ACN?
It is a ControlNet adapter used to connect FLEX I/O modules to a ControlNet network in industrial automation systems.

Q2. What network does it use?
It uses the ControlNet communication protocol operating at 5 Mbps over coaxial cable.

Q3. How many I/O modules can it support?
It can support up to 8 FLEX I/O modules on a single adapter.

Q4. What is the role of the internal power supply?
It converts 24 VDC field power into 5 VDC to power the FLEX I/O backplane and modules.

Q5. What types of I/O configurations are possible?
It supports combinations such as digital I/O (up to 256 points) and analog I/O modules depending on system setup.

Q6. What type of cabling is required?
It uses RG-6 coaxial cable with BNC connectors for ControlNet trunk connections.

Q7. What are the physical size and weight?
It measures approximately 102 × 104 × 135 mm and weighs around 0.29 kg.

Q8. What applications is it typically used for?
It is used in industrial automation systems requiring deterministic high-speed communication between PLCs and distributed FLEX I/O racks.

1794-ACN Allen Bradley

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