Descrição
Overview
The Yokogawa MRT16A is an industrial-grade I/O terminal board engineered for seamless integration with CENTUM VP, CENTUM CS 3000, and ProSafe-RS control systems. It provides a robust and organized wiring interface between field instruments—sensors, actuators, and switches—and system I/O modules, ensuring reliable signal transmission even in electrically noisy industrial environments.
Designed for precision and durability, the MRT16A simplifies installation, maintenance, and system expansion while maintaining signal integrity across analog and digital circuits.
Key Features
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High-reliability terminal interface for analog and digital I/O
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Screw-type or spring-clamp terminals for secure connections
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Clear terminal labeling for fast, error-free installation
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Shielded design to minimize electrical noise
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Compatible with Yokogawa AI, AO, DI, and DO modules
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DIN-rail or panel mounting options depending on model
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Reinforced insulation for safe isolation between field and system wiring
Technical Specifications
Electrical Specifications
| Parameter | Specification |
|---|---|
| Supported Signal Types | Analog input/output, Digital input/output (model-dependent) |
| Rated Voltage | 24 VDC typical for digital circuits |
| Insulation | Reinforced insulation between field and system wiring |
| Noise Immunity | Industrial EMC-grade design |
| Maximum Current | 5 A per terminal (typical for digital outputs) |
Physical Characteristics
| Parameter | Specification |
|---|---|
| Dimensions | 150–250 mm width, model-dependent |
| Terminal Type | Screw or spring-clamp terminals |
| Number of Terminals | 16, 32, or 64 points depending on variant |
| Mounting | DIN-rail or panel mount |
Environmental Ratings
| Parameter | Specification |
|---|---|
| Operating Temperature | 0°C to 55°C |
| Storage Temperature | –20°C to 70°C |
| Relative Humidity | 5–95% RH, non-condensing |
| Vibration Resistance | Industrial-grade |
System Compatibility
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CENTUM VP / CS 3000
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ProSafe-RS Safety Instrumented Systems
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Yokogawa FIO (Field I/O) subsystem
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Compatible with AI, AO, DI, DO modules
Functional Role
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Acts as the physical wiring interface connecting field devices to I/O modules
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Maintains signal integrity and reduces electrical interference
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Supports organized terminal layout for efficient maintenance
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Provides grounding and shielding for noise-sensitive analog signals
Applications
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Chemical and petrochemical process control
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Power generation and energy management
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Water and wastewater treatment plants
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Manufacturing automation systems
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Safety instrumented systems (selected variants)
Similar Models & Comparisons
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MRT32A: Higher density 32-point terminal board for larger I/O counts
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MRT64A: Industrial-grade 64-point variant for complex systems
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TE/MRT Series Comparison: TE-series terminal boards provide similar connectivity with slightly reduced EMC shielding; MRT-series is preferred for high-noise environments
FAQ
Q: Can the MRT16A handle analog and digital signals simultaneously?
A: Yes, depending on the variant, it supports both analog and digital I/O types.
Q: Is DIN-rail mounting standard for all MRT variants?
A: Some models use DIN-rail, others are panel-mounted. Check the variant specifications before installation.
Q: What is the maximum voltage supported by MRT terminals?
A: Typically, digital circuits operate at 24 VDC; analog ranges depend on the connected I/O module.
Características
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