Phoenix PLC-OPT-24DC/48DC/100 2900352

Phoenix PLC-OPT-24DC/48DC/100 2900352 Basis unit

Product  Description：

Phoenix Contact Base Units, primarily represented by the Axioline and Inline automation systems, serve as the mechanical and electrical foundation for modular I/O stations. These units provide the physical slot architecture and backplane bus communication required to link a central network controller with individual digital, analog, and function modules. They ensure secure tool-free installation and reliable signal transmission on the DIN rail.

Product Parameters

The technical composition of a Phoenix Contact Base Unit focuses on connectivity, bus speed, and mechanical integration:

• Bus Interface: Integrated high-speed local bus system, such as the Axioline F bus, supporting deterministic data updates under 10 microseconds.

• Connection Method: Features push-in connection technology or spring-cage mechanisms for fast, tool-free field wiring.

• Permissible Voltage Range: Designed to distribute 24V DC logic and peripheral power across the internal backplane system.

• Mechanical Mounting: Direct snap-on mounting for standard NS 35/7.5 or NS 35/15 DIN rails according to EN 60715.

• Isolation Voltage: Robust electrical isolation between the internal backplane logic circuit and the external field wiring, typically rated at 500V AC for 1 minute.

• Protection Class: Built to meet IP20 safety standards, requiring installation inside a suitable control cabinet or enclosure.

Product Advantages

Phoenix Contact Base Units offer significant engineering and operational benefits for modern control cabinets:

• Tool-Free Installation: The push-in connection technology and snap-on DIN rail design allow for rapid assembly and wiring without specialized tools, reducing labor costs.

• Extreme Vibration Resistance: Designed with spring-loaded locking mechanisms that maintain secure connections even in high-vibration environments, such as wind turbines or heavy machinery.

• Excellent Electromagnetic Compatibility: Features built-in shielding contacts that automatically ground the module to the DIN rail, protecting the internal local bus from high-frequency electrical noise.

• Compact Footprint: The low-profile modular design maximizes spatial efficiency inside the control panel, allowing for a high density of I/O connections in tight spaces.

• High Local Bus Speed: The optimized backplane architecture minimizes signal propagation delays, making these units ideal for time-critical motion control and fast processing tasks.

Product Applications

These base units are utilized across a wide range of industrial sectors requiring decentralized automation:

• Renewable Energy: Used in wind turbine nacelles and solar tracking systems to collect environmental data and control orientation motors.

• Machinery and Tooling: Providing the structural foundation for I/O blocks on CNC machines, conveyor systems, and automated assembly lines.

• Process Technology: Interfacing field instruments with central controllers in chemical distribution plants, water treatment facilities, and food processing lines.

• Building Automation: Acting as the modular terminal base for HVAC, lighting, and access control systems in large commercial infrastructures.

• Transportation Infrastructure: Supporting signal processing and control tasks in railway switching stations, maritime control systems, and highway tunnel ventilation systems.

Important Precautions

To ensure long-term reliability and prevent damage to the electronics, the following precautions are mandatory:

• Power-Off Configuration: Always switch off the main system power supply before snapping a base unit onto the DIN rail or inserting expansion modules. Inserting modules into a live backplane can cause electrical arcing and corrupt the local bus data.

• Proper Grounding: Ensure that the DIN rail itself is clean, unpainted, and properly connected to a functional earth ground. The base unit relies on physical contact with the DIN rail to establish its shielding and noise reference.

• Shielding Rules: When connecting shielded field cables, attach the cable shield directly to the designated shield connection clamp near the base unit to shunt noise away from the internal electronic circuits.

• Current Capacity Management: Do not exceed the maximum permissible current capacity of the internal power distribution bus. If the combined power draw of the attached I/O modules exceeds the limit, a separate power terminal module must be inserted.

• Alignment and Latches: When connecting multiple base units together, ensure that the lateral alignment tabs and locking latches are completely engaged. An unlatched unit can cause intermittent local bus errors or a complete communication loss.

The structure and details of the product：

Our services：

Shipping Port:  China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

Warranty: one year

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Our main products include DCS control system spare parts, PLC system spare parts, and robot system spare parts. Our advantageous brands include Allen Bradley, Bently Nevada, ABB, HIMA, Reliance, Bender, National Instruments, Emerson Ovation, Honeywell, Siemens, Allen Bradley, ICS Triplex, FOXBORO, Schneider, GE Fanuc, Motorola, HIMA, Prosoft, and other imported industrial components. Our main products serve a wide range of electronic, metallurgical, chemical, and power plants Industries such as steel mills, rubber, cement, machinery and equipment, and construction.