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Detailed Parameter Table
| Parameter Name | Parameter Value |
|---|---|
| Product Model | MTL 831B |
| Manufacturer | MTL (Eaton) |
| Product Category | Industrial Safety Barrier Module |
| Function | Analog Multiplexer Transmitter |
| Input Voltage Range | 24V DC |
| Input Signal Types | Thermocouple (THC), RTD, mV |
| Number of Input Channels | 16 (THC or mV), 15 (RTD) |
| Output Signal | 4-20mA |
| Communication Protocol | MTL proprietary protocol |
| Operating Temperature Range | -40°C to +85°C |
| Environmental Protection Rating | IP67 |
| Dimensions | 150mm x 100mm x 50mm |
| Weight | 1.5 kg |
| Certifications | ATEX, IECEx, UL, CE |
MTL 831B
Product Introduction
The MTL 831B is a high-performance analog multiplexer transmitter designed for industrial applications, particularly in hazardous areas. It is used to transmit analog signals from field instruments to control systems while ensuring safety and compliance with intrinsic safety standards.
Core Advantages and Technical Highlights
High Safety and Reliability
The MTL 831B is certified to meet ATEX, IECEx, UL, and CE standards, ensuring compliance with global safety regulations. It is intrinsically safe and suitable for use in Zone 0 hazardous areas.
Versatile and Flexible
The module supports a wide range of input signals, including thermocouples, RTDs, and millivolt sources. It can monitor up to 16 inputs from THC or millivolt sources or up to 15 inputs from 2, 3, or 4-wire RTDs.
Advanced Isolation Technology
The MTL 831B provides galvanic isolation and surge protection, ensuring that sensitive equipment is protected from electrical noise and disturbances. It operates reliably within a wide temperature range and can handle input and output signals of up to 80 mA.
Typical Application Scenarios
The MTL 831B is widely used in:
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Oil and Gas: For reliable signal isolation in hazardous environments.
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Chemical Plants: For ensuring accurate data transmission and equipment protection.
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Power Generation: For monitoring and controlling critical processes in power plants.
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Food and Beverage: For maintaining signal integrity in industrial automation systems.
Related Model Recommendations
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MTL 838B-MBF: A receiver module that translates information transmitted from the MTL 831B.
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MTL 3052: A digital isolator that protects the data highway when the MTL 831B is installed in hazardous areas.
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MTL 831B-S: A variant with different input/output configurations.
Installation, Commissioning, and Maintenance Instructions
Installation Preparation
Ensure the environment meets the specified temperature and humidity requirements. Use appropriate tools and safety equipment to secure the module in place. Connect the input signal lines and communication cables according to the manufacturer’s guidelines.
Maintenance Suggestions
Regularly inspect the module for signs of wear or damage. Keep the module clean and free from dust to prevent overheating and ensure efficient operation.
Service and Guarantee Commitment
The MTL 831B is backed by a comprehensive warranty and after-sales service commitment. MTL (Eaton) guarantees the quality of the product and provides a 12-month warranty period from the date of purchase. The company offers 24/7 technical support to ensure any issues are resolved promptly.
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