製品紹介
The Honeywell 2MLI-A12A-CC Digital Input Module is a high-reliability industrial control component designed for robust and real-time monitoring / digital signals within critical automation systems. It is part / Honeywell’s modular and scalable control architecture, widely used in various process industries including oil & gas, power generation, chemical, and manufacturing plants. This module is specifically engineered to interface with field devices such as limit switches, pushbuttons, proximity sensors, and contact relays, converting discrete signals into digital input data for the controller to process.
The 2MLI-A12A-CC module is designed for mounting in a chassis or rack with other I/O modules and connects to a central controller via a backplane. It ensures signal integrity and provides built-in diagnostics to enhance system reliability and reduce downtime.
Technical Specifications
| Parameter | 説明 |
|---|---|
| モデル Number | 2MLI-A12A-CC |
| メーカー | Honeywell |
| Module Type | Digital Input Module |
| Number / Channels | 12 channels |
| Input Type | Discrete (Digital) |
| Input Voltage Range | 24 VDC nominal (18–30 VDC) |
| Input Current | Typically 6 mA per channel |
| Input Impedance | ≥4.7 kΩ |
| Isolation | Optical isolation between field and logic circuits |
| Response Time | <10 ms |
| Diagnostics | Channel-level diagnostics (open wire, stuck ON/OFF) |
| Connector Type | Removable terminal block |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 5% to 95% non-condensing |
| Power Consumption | Approx. 2 W |
| Mounting Type | Chassis or DIN rail mounted |
| Dimensions (W × H × D) | 120 x 110 x 25 mm |
| 重量 | 0.13 kg |
| Certifications | CE, UL, cUL, RoHS compliant |
Product Applications
The Honeywell 2MLI-A12A-CC is suitable for use in a wide range / industries and scenarios, including:
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Process Automation Systems – Receiving digital signals from sensors and relays to control complex process operations.
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Power Plants – Monitoring safety relays and switchgear positions in control rooms.
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Chemical and Petrochemical Plants – Integrating with hazardous area field devices via isolators or safety barriers.
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Water Treatment Facilities – Monitoring pump status, flow switch inputs, and gate positions.
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Factory Automation – Digital feedback from production line machinery and conveyor systems.
Key Advantages
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High Channel Density: With 12 digital inputs in a compact form factor, it allows for efficient use / space within control panels.
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Industrial-Grade Reliability: Designed to withstand harsh industrial environments with wide temperature tolerance and electrical isolation.
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Advanced Diagnostics: Real-time feedback on input status and error detection reduces maintenance efforts and improves uptime.
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Easy Integration: Compatible with Honeywell’s control systems and designed for seamless integration in rack-based or modular configurations.
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Removable Terminal Blocks: Simplifies installation, wiring, and replacement without disrupting the entire system.
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Low Power Consumption: Efficient operation minimizes heat generation and power costs in large systems.
よくある質問 (FAQ)
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What voltage level is required for input signals on the 2MLI-A12A-CC?
The module supports a nominal input voltage / 24 VDC, with an acceptable range / 18 to 30 VDC. -
How many digital inputs does the 2MLI-A12A-CC support?
It supports up to 12 discrete digital input channels. -
Is this module hot-swappable?
Yes, the module supports hot-swapping in systems that allow it, minimizing system downtime. -
What type / diagnostics does the module /fer?
It features channel-level diagnostics such as open circuit detection and stuck signal indication. -
Can this module be used in hazardous environments?
Yes, when installed with appropriate safety barriers or isolators, it is suitable for use in hazardous zones. -
Does the 2MLI-A12A-CC support input filtering?
Yes, it includes internal filtering for signal noise reduction and accurate state detection. -
What controller platforms are compatible with this module?
It is compatible with Honeywell Experion and ControlEdge series control systems. -
What are the mechanical dimensions and weight?
It measures 120 x 110 x 25 mm and weighs 0.13 kg. -
How is this module mounted?
It can be mounted on a chassis or DIN rail within a modular I/O rack. -
What certifications does this product carry?
It is CE-marked, UL and cUL certified, and compliant with RoHS regulations.
Recommended Related モデルs (Same Series or Similar Function)
| モデル | Type | Channels | Voltage Range | Application |
|---|---|---|---|---|
| 2MLI-A12A-CC | Digital Input | 12 | 24 VDC | Standard discrete input |
| 2MLI-A24A-CC | Digital Input | 24 | 24 VDC | High-density discrete input |
| 2MLI-A12B-CC | Digital Input | 12 | 48 VDC | Medium voltage applications |
| 2MLO-R08A-CC | Digital Output | 8 | 24 VDC | Discrete output for control |
| 2MLR-A12A-CC | Relay Input Module | 12 | Dry お問い合わせ | Legacy equipment integration |
| 2MLI-A08S-CC | Digital Input (Safe) | 8 | 24 VDC | Safety critical signal inputs |
Popular Honeywell Modules (Same ブランド)
| モデル | Type | Channels | 説明 |
|---|---|---|---|
| FC-TPSU-2430 | Power Supply Module | – | 24V Power supply for controller systems |
| CC-TDIL01 | Digital Input | 16 | HART-enabled DI module for Experion series |
| CC-TDOB01 | Digital Output | 16 | Output module with fault tolerance |
| FC-TSDI-1624 | Digital Input | 16 | Non-HART digital input for TDC3000 systems |
| MU-TDID12 | Digital Input | 12 | Universal I/O for TPS systems |
| 51400998-100 | Digital Output | 16 | TDC module, isolated outputs |
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