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Product Overview
The Yokogawa ANT502-50 is a specialized optical bus slave module engineered to function as a subordinate node in fiber-optic communication systems within industrial control networks. Manufactured by Yokogawa Electric Corporation, this module plays a vital role in distributed I/O architecture, ensuring seamless, high-integrity data exchange across extensive industrial plants and control systems.
Designed to receive and transmit data via optical signals, the ANT502-50 contributes to stable long-distance communication with superior immunity to electrical noise. It supports CENTUM VP and other Yokogawa platforms, effectively acting as a remote interface module in optical ring or star topologies.
This compact yet robust device is engineered to perform reliably in electrically noisy, hazardous, and high-temperature environments, making it a critical asset in sectors such as petrochemical, oil and gas, water treatment, and power generation.
Technical Specifications
Product Parameters
| Parameter | Specification |
|---|---|
| Product Name | Optical Bus Slave Module |
| Model Number | ANT502-50 |
| Manufacturer | Yokogawa Electric Corporation |
| Function | Slave module for optical communication |
| Role | Receives optical signals from main repeater |
| Interface | Optical fiber (multi-mode) |
| Compatible Systems | CENTUM VP, STARDOM |
| Topology Support | Ring and star optical network configurations |
| Power Supply | Supplied from base unit or backplane |
| Operating Temperature | 0 to 50°C |
| Storage Temperature | -20 to 70°C |
| Relative Humidity | 5% to 95% RH (non-condensing) |
| Shock Resistance | Compliant with IEC 60068-2-27 |
| Vibration Resistance | Compliant with IEC 60068-2 |
| Installation | DIN rail or panel mounting |
| Enclosure Protection | IP30 (when mounted properly) |
| Dimensions | 142.5 x 130 x 32.8 mm |
| Weight | 0.25 kg |
Applications
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Remote optical data reception and forwarding in fiber-based DCS networks
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Slave module in optical bus systems for multi-node interconnection
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Signal distribution in large-scale process automation architectures
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Integration in remote I/O cabinets for centralized control system access
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Use in industrial zones where electrical interference prevents copper communication
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Optical relay point in redundant or looped optical fiber installations
Advantages
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High Optical Signal Integrity: Maintains signal fidelity across long distances
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Robust Slave Functionality: Efficient data routing from remote nodes to master control
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EMI/RFI Resistance: Immune to industrial electrical interference due to fiber interface
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Space-Saving Design: Compact size allows high-density panel installations
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Low Power Consumption: Operates efficiently within Yokogawa’s I/O platforms
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Long-Term Reliability: Built for continuous industrial operation with minimal failure rate
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Quick Deployment: Simple DIN-rail mounting and seamless system integration
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Enhanced Network Stability: Plays a critical role in redundant optical architectures
Frequently Asked Questions (FAQ)
Q1: What is the primary function of the ANT502-50 module?
A1: It acts as a slave receiver in a fiber optic bus system, receiving data from the master module and forwarding signals in the network.
Q2: Is ANT502-50 compatible with CENTUM VP?
A2: Yes, it is fully compatible and integrates seamlessly into CENTUM VP-based systems.
Q3: What type of fiber optics does the module support?
A3: The module supports multi-mode fiber optics, commonly used in industrial applications.
Q4: What are the physical dimensions of the module?
A4: The module measures 142.5 x 130 x 32.8 mm and weighs 0.25 kg.
Q5: How is the module mounted in control cabinets?
A5: It supports DIN rail or panel mounting for flexible installation.
Q6: Does the module require configuration software?
A6: Configuration is typically managed through the host DCS system’s engineering tools.
Q7: Can it operate in high-vibration environments?
A7: Yes, it complies with IEC 60068-2 standards for industrial vibration resistance.
Q8: What are the typical industries using ANT502-50?
A8: Common sectors include oil & gas, petrochemical, water treatment, and power generation.
Q9: Does this module support looped network structures?
A9: Yes, it can be used in ring or star network topologies as part of a resilient fiber-optic network.
Q10: Is the ANT502-50 designed for outdoor use?
A10: No, it should be installed within a protected industrial cabinet with appropriate environmental shielding.
Recommended Related or Similar Models
| Model | Description |
|---|---|
| ANT401-5E | Main module for optical bus communication |
| ANT401-3E | Multi-node optical repeater module |
| ANT411-5E | Extension module for optical network expansion |
| ANT421-1E | Termination module for optical signal management |
| ANT502-40 | Previous generation optical bus slave module |
| ATD401-1 | Fiber optic repeater for remote analog transmission |
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