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Product Overview
The Honeywell 2MLQ-RY2B-CC is a 16-point digital output module engineered for use within the MasterLogic-200 PLC platform. Featuring relay-based outputs with built-in surge protection via varistors and CR absorbers, it is designed for reliable switching of both AC and DC loads in industrial control systems. This module provides electrical isolation and is suitable for a broad range of discrete automation tasks.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | 2MLQ-RY2B-CC |
| Output Points | 16 |
| Isolation Method | Relay Isolation |
| Rated Load Voltage/Current | DC24V 2A (resistive), AC220V 2A (COSφ = 1) |
| Minimum Load Voltage/Current | DC5V / 1mA |
| Maximum Load Voltage/Current | AC250V, DC125V |
| Off Leakage Current | 0.1 mA (AC220V, 60Hz) |
| Max Switching Frequency | 3,600 operations/hour |
| Surge Absorber | Varistor (387–473V), C.R Absorber (IEC 61006-6-2 compliant) |
| Response Time (OFF → ON) | ≤10 ms |
| Response Time (ON → OFF) | ≤12 ms |
| Electrical Service Life | ≥100,000 operations at rated load |
| Mechanical Life | ≥20 million operations |
| Current Consumption | 500 mA (all points ON) |
| External Connection | 18-point terminal block (M3 × 6 screw) |
| Operation Indicator | LED per output channel |
| Dimensions (W×H×D) | 114 × 48 × 127 mm |
| Weight | 0.17 kg |
Application Fields
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Factory automation and machinery control
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Conveyor system control
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Lighting and motor switching
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Distributed I/O in manufacturing plants
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Process automation requiring high-reliability relay switching
Product Advantages
-
Built-in surge protection ensures long-term reliability in harsh industrial environments.
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Independent relay isolation provides safe and noise-immune switching.
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Compact design saves panel space while delivering 16 output channels.
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High durability with mechanical life exceeding 20 million operations.
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Flexible control of AC and DC loads in the same module.
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Easy wiring via standard screw terminal blocks.
Frequently Asked Questions (FAQ)
Q1: What types of loads can the 2MLQ-RY2B-CC handle?
A1: It can handle both resistive and inductive AC/DC loads up to AC250V or DC125V.
Q2: Does the module support surge protection?
A2: Yes, it features a varistor and C.R absorber that comply with IEC 61006-6-2.
Q3: What is the switching frequency limit?
A3: It supports up to 3,600 switching operations per hour.
Q4: Can the outputs operate independently?
A4: Yes, all 16 relay outputs are independently controllable and isolated.
Q5: What is the expected service life under rated electrical load?
A5: Over 100,000 electrical operations per output point.
Q6: How is the module connected externally?
A6: Via an 18-point terminal block using M3 × 6 screws.
Q7: Is this module suitable for switching inductive loads?
A7: Yes, with surge suppression components included for safe operation.
Q8: What diagnostic features does it provide?
A8: LED indicators show the status of each output channel.
Q9: Does the module require any external power supply?
A9: No separate power supply is required; it draws power from the PLC base.
Q10: What PLC systems is it compatible with?
A10: It is designed specifically for Honeywell MasterLogic-200 PLC systems.
Related Models (Same Series)
| Model | Output Type | Channels | Surge Protection | Weight |
|---|---|---|---|---|
| 2MLQ-RY2A | Relay | 16 | No | 0.17 kg |
| 2MLQ-RY1A | Relay | 8 | No | 0.13 kg |
| 2MLQ-TR2A | Transistor (Sink) | 16 | Yes (Zener) | 0.11 kg |
| 2MLQ-TR2B | Transistor (Source) | 16 | Yes (Zener) | 0.12 kg |
| 2MLQ-SS2A | Triac (AC) | 16 | Yes (Varistor + C.R) | 0.20 kg |
| 2MLQ-TR4A | Transistor (Sink) | 32 | Yes (Zener) | 0.10 kg |
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