Introduction
The Honeywell International Inc. 2MLQ-RY2A Relay Digital Output Module is designed for industrial automation systems to control external devices via relay outputs. It converts digital signals from a Honeywell Distributed Control System (DCS) into relay actions, allowing reliable switching of field devices such as alarms, valves, motors, or other industrial equipment.
With dimensions of 114 × 48 × 127 mm (H x W x D) and a weight of 0.17 kg, this module is compact and ideal for installation in control cabinets or I/O racks.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Model | 2MLQ-RY2A |
| Product Type | Relay Digital Output Module |
| Manufacturer | Honeywell |
| Dimensions | 114 × 48 × 127 mm (H x W x D) |
| Weight | 0.17 kg |
| Output Type | Relay switching output |
| Mounting | Control cabinet or I/O rack |
| System Compatibility | Honeywell DCS and automation systems |
Applications
The 2MLQ-RY2A Module is commonly used in:
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Industrial process control systems
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Switching external devices such as alarms, solenoids, or valves
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Automation systems requiring reliable relay outputs
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Control of motors and other field equipment
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Integration with Honeywell DCS for digital output control
It provides safe and accurate relay operation, supporting automation and process safety requirements.
Advantages
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Compact and lightweight for flexible installation
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Reliable relay output for controlling external devices
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Seamless integration with Honeywell DCS and automation systems
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Supports critical process control and safety functions
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Suitable for space-constrained control cabinets
Technical FAQs
Q1: What is the primary function of the 2MLQ-RY2A module?
It converts digital signals from a DCS into relay actions to control field devices.
Q2: Where is the module installed?
The module is mounted in a control cabinet or I/O rack.
Q3: Which systems is it compatible with?
It is compatible with Honeywell Distributed Control Systems and automation platforms.
Q4: What are the module’s dimensions and weight?
The module measures 114 × 48 × 127 mm (H x W x D) and weighs 0.17 kg.
Q5: What are typical applications?
It is used for controlling alarms, solenoids, valves, motors, and other field devices in industrial automation systems.




