The Honeywell 2MLF-RD8A-CC RTD Input Module is an industrial-grade temperature sensing module designed to interface with Resistance Temperature Detectors (RTDs) in mission-critical automation systems. Tailored for precise, real-time temperature acquisition, this module supports multiple RTD types and offers highly accurate measurement capability across eight fully isolated channels.

Built for the Modular L-Series platform, the 2MLF-RD8A-CC is engineered to meet the demands of industries such as oil & gas, power generation, pharmaceuticals, and manufacturing. With advanced diagnostics, durable construction, and compatibility with Honeywell’s C300, Experion, and ControlEdge platforms, it ensures consistent thermal monitoring with minimal maintenance.

Product Specifications

Product Applications

• Industrial Process Control: Used in boilers, kilns, dryers, and reactors for thermal control.

• Power Plants: Monitors temperatures in turbine housings, heat exchangers, and electrical cabinets.

• Pharmaceutical & Biotech Facilities: Ensures precise conditions in cleanrooms, incubators, and fermentation tanks.

• Food & Beverage Production: Monitors and controls critical process points like sterilization and pasteurization.

• Oil & Gas Industry: Suitable for high-vibration, high-temperature RTD monitoring offshore and onshore.

• Semiconductor Fabrication: Ensures temperature precision during etching and wafer production.

Product Advantages

• High Channel Density: Eight RTD channels reduce module count in large systems.

• Wide RTD Compatibility: Supports platinum, nickel, and copper RTD elements for versatile integration.

• Robust Diagnostics: Fault detection (e.g., open-wire) built-in for each channel minimizes troubleshooting time.

• Isolated Design: Full isolation between channels improves reliability and reduces ground loop interference.

• Fast Update Rate: Enables real-time thermal monitoring for tight control loops.

• Durability in Harsh Environments: Operates in wide temperature and humidity ranges.

• Modular Architecture: Easily fits into Honeywell’s L-Series control systems without complex wiring.

• Compact Footprint: Ideal for space-constrained panels or distributed remote I/O enclosures.

• Industry Certified: Meets global standards for safety, electromagnetic compatibility, and environmental safety.

• Long Lifecycle Support: Backed by Honeywell’s extensive support infrastructure and lifecycle services.

Frequently Asked Questions (FAQ)

1. What is the primary use of the 2MLF-RD8A-CC module?

   It is used to read RTD sensor signals for accurate temperature monitoring in industrial environments.

2. What types of RTDs are supported by this module?

   Supported RTDs include Pt100, Pt1000, Ni100, Cu50, and Cu100.

3. Can this module support both 2-wire and 3-wire configurations?

   Yes, it is compatible with both configurations, offering installation flexibility.

4. Does each channel have electrical isolation?

   Yes, the module provides full isolation between each channel and the system bus.

5. What happens if an RTD wire breaks?

   The module will detect the fault using its open-wire diagnostic feature.

6. Is it hot-swappable?

   When used with certain Honeywell backplanes that support it, yes. Check system documentation.

7. Can it operate in extreme environments?

   Yes, it can handle up to 60°C operating temperature and -40°C storage.

8. How often does it update the input readings?

   Every channel is scanned every 10 milliseconds.

9. Is it compatible with Honeywell C300 or Experion systems?

   Yes, the 2MLF-RD8A-CC integrates seamlessly with both.

10. What certifications does the module hold?

    CE, UL, CSA, and RoHS compliant for global industrial use.