Honeywell 2MLF-AD16A-CC 16-Channel Current Input Module

Product Introduction

The Honeywell 2MLF-AD16A-CC is a high-density, 16-channel current input module designed for precise analog signal acquisition in industrial automation systems. Engineered to interface with sensors and field instruments that transmit signals in the 4–20 mA range, the module ensures reliable, high-resolution data collection for process control and monitoring.

This module belongs to the Modular Local Fieldbus (MLF) series and is intended for deployment in distributed I/O environments, supporting Honeywell’s Process Knowledge System (PKS) and other compatible platforms. Its compact structure, diagnostic capabilities, and robust electrical isolation make it ideal for integration into harsh and safety-critical industrial applications.

Product Specifications

Product Applications

The 2MLF-AD16A-CC module is used across a wide range of industries that require high-precision current signal acquisition and robust communication between field sensors and control systems:

• Chemical and Petrochemical Plants – Capturing flow, pressure, and temperature data from 4–20 mA transmitters.

• Oil and Gas Facilities – Monitoring wellhead instrumentation, flow rates, and safety-critical process variables.

• Power Generation Plants – Integrating with boiler instrumentation, fuel controls, and turbine sensors.

• Pharmaceutical Manufacturing – Acquiring GMP-compliant process control data with high signal integrity.

• Water and Wastewater Treatment – Measuring levels, pump activity, and system diagnostics via analog loops.

• Metallurgy and Mining – Providing sensor interface for material tracking and environmental conditions.

Product Advantages

• High Channel Density: Offers 16 analog input channels in a compact footprint, reducing cabinet space usage.

• Precision Signal Acquisition: 16-bit resolution provides high fidelity in data measurement for critical processes.

• Robust Electrical Isolation: Ensures safety and signal integrity, even in noisy or hazardous environments.

• Advanced Diagnostics: Capable of detecting open loops and signal faults, reducing maintenance time.

• Flexible Integration: Compatible with a wide range of Honeywell systems including Experion PKS and FSC.

• Scalable Architecture: Easily expands to meet increasing I/O demands through modular fieldbus topology.

• ATEX Zone 2 Certified: Suitable for deployment in potentially explosive environments.

• Energy Efficient: Low power consumption contributes to lower heat generation and operational cost.

• Wide Temperature Range: Performs reliably across harsh industrial temperature conditions.

• Long Lifecycle Support: Engineered for continuous operation in 24/7 plant environments with minimal downtime.

Frequently Asked Questions (FAQ)

1. What type of input signals does the 2MLF-AD16A-CC module accept?
   It accepts 4–20 mA current signals, which are standard for industrial process instrumentation.

2. Is this module compatible with loop-powered sensors?
   Yes, it supports loop-powered configurations as well as externally powered signal sources.

3. How many channels does the module provide?
   It provides 16 isolated analog input channels, each capable of independent signal processing.

4. Can it be installed in hazardous environments?
   Yes, it is ATEX Zone 2 certified and meets requirements for use in potentially explosive areas.

5. Is channel-to-channel isolation included?
   Yes, each input is isolated to protect against ground loops and interference between channels.

6. How does the module alert for a signal failure or wiring issue?
   It includes diagnostics for open-loop detection and out-of-range signal alarms.

7. Does it support hot-swapping?
   This depends on system configuration, but in most modular systems, hot-swap is supported under safety conditions.

8. Can this module be integrated into non-Honeywell systems?
   While optimized for Honeywell platforms, it may be integrated with others if the fieldbus protocol is supported.

9. What is the resolution of signal conversion?
   The module uses a 16-bit ADC, which offers high precision signal conversion for control tasks.

10. How is the module mounted?
    It can be mounted on a DIN rail or within a fieldbus-compatible rack depending on the deployment scenario.

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Frequently Asked Questions (FAQ)

1. What type of input signals does the 2MLF-AD16A-CC module accept?
   It accepts 4–20 mA current signals, which are standard for industrial process instrumentation.

2. Is this module compatible with loop-powered sensors?
   Yes, it supports loop-powered configurations as well as externally powered signal sources.

3. How many channels does the module provide?
   It provides 16 isolated analog input channels, each capable of independent signal processing.

4. Can it be installed in hazardous environments?
   Yes, it is ATEX Zone 2 certified and meets requirements for use in potentially explosive areas.

5. Is channel-to-channel isolation included?
   Yes, each input is isolated to protect against ground loops and interference between channels.

6. How does the module alert for a signal failure or wiring issue?
   It includes diagnostics for open-loop detection and out-of-range signal alarms.

7. Does it support hot-swapping?
   This depends on system configuration, but in most modular systems, hot-swap is supported under safety conditions.

8. Can this module be integrated into non-Honeywell systems?
   While optimized for Honeywell platforms, it may be integrated with others if the fieldbus protocol is supported.

9. What is the resolution of signal conversion?
   The module uses a 16-bit ADC, which offers high precision signal conversion for control tasks.

10. How is the module mounted?
    It can be mounted on a DIN rail or within a fieldbus-compatible rack depending on the deployment scenario.

Related Models (Same Series or Functionally Similar)

Popular Honeywell Models (Cross-Series Bestsellers)

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