Product Details
Configured for high-density multi-channel signal acquisition in MasterLogic-200 PLC networks, the Honeywell 2MLF-AD16A (2MLF-AD16A Analog Input Module) provides direct physical/electrical execution.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 2MLF-AD16A |
| Brand | Honeywell |
| Origin | South Korea |
| Weight | 0.115 kg |
| Dimensions | Standard MasterLogic-200 I/O Module Form Factor |
| Operating Temp | 0 to 55 deg C |
| Power Consumption | 330 mA at 5 VDC (internal backplane bus) |
| Analog Input Channels | 16 channels per module |
| Conversion Speed | Max 500 us / channel |
| Conversion Accuracy | +/-0.2% (at 25 +/-5 deg C), +/-0.3% (at 0 to 55 deg C) |
| Isolation Method | Photo-coupler isolation between input terminals and PLC power (non-isolated channel-to-channel) |
| Terminal Type | 32-point terminal block |
| Assigned I/O Addresses | Fixed type: 64 points; Variable type: 16 points |
| Operating Humidity | 5% to 95% RH (non-condensing) |
| Storage Temp & Humidity | -25 to +70 deg C, 5% to 95% RH (non-condensing) |
Process Control Signal Acquisition & HART Loop Integration
The 2MLF-AD16A module executes high-speed digital conversion across 16 analog input channels at a maximum throughput rate of 500 us per channel. Built to interface with process instrumentation networks using 4-20 mA HART loop protocol transmitters and standard voltage signals, the module relies on a photo-coupler isolation barrier rated between field wiring terminals and internal backplane logic power. Onboard calibration maintains high conversion accuracy (+/-0.2% at nominal room temperature) to ensure continuous monitoring and drift-compensated processing within industrial DCS and PLC architectures.
Frequently Asked Questions
Q: Is channel-to-channel galvanic isolation provided on the 2MLF-AD16A analog input module?
A: No, the module provides photo-coupler isolation between the field input terminals and the central PLC backplane power, but channels share a common ground reference.
Q: What are the backplane I/O addressing requirements for this 16-channel module?
A: Depending on system addressing settings within MasterLogic-200 software, the unit assigns either 64 fixed points or 16 variable points on the backplane bus.
Q: What is the backplane power supply current consumption for the 2MLF-AD16A?
A: The module draws a nominal logic supply current of 330 mA at 5 VDC directly from the rack backplane.
Field Installation Guidelines
- Ensure rack power supply is turned off before inserting or removing the 2MLF-AD16A from the base unit backplane slot.
- Terminate field signal conductors to the 32-point terminal block, ensuring correct wire pairing for all 16 analog input channels.
- Utilize individual shielded twisted-pair cabling for all analog process signals to prevent high-frequency noise pickup.
- Ground cable shields at a single central cabinet ground point to prevent ground loops across non-isolated signal commons.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
FAT vs SAT in Industrial Control Systems: Key Differences and Execution Guide
Industrial control system deployment relies on strict verification protocols to guarantee operational safety, system stability, and regulatory compliance. Commissioning complex Programmable Logic Controller (PLC) racks, Distributed Control Systems (DCS), and Safety Instrumented Systems (SIS) requires two critical milestones: the Factory Acceptance Test (FAT) and the Site Acceptance Test (SAT). Both procedures validate that system automation meets design specifications, but they occur at different stages of project execution and target distinct operational risks.
Hub vs Switch vs Router in Industrial Automation Architecture
Modern factory automation relies on reliable industrial networking infrastructure to exchange real-time field data across operational technology systems. Engineers often encounter networking hardware like hubs, switches, and routers when integrating Programmable Logic Controllers, Distributed Control Systems, and SCADA monitoring nodes. Although these devices share physical ports, they operate at different layers of the Open Systems Interconnection reference model and deliver distinct traffic management capabilities.
Marshalling Cabinet Preventive Maintenance: Essential Healthiness Checks for PLC, DCS, and ESD Systems
Marshalling cabinets serve as the vital interface between field instrumentation and control room electronics in modern process facilities. Regular preventive maintenance of these cabinets ensures signal integrity across programmable logic controllers (PLCs), distributed control systems (DCS), and emergency shutdown (ESD) networks. System technicians must execute structured inspection protocols to mitigate environmental risks, identify loose wiring, and maintain continuous operational readiness.