The Honeywell 2MLI-D28A is a high-density 64-point DC 24 V digital input module (source/sink type) designed for MasterLogic-200 and ML200R programmable logic controllers. Featuring photo-coupler isolation, configurable signal response times, and LED indicators for each input, this module delivers fast, reliable detection of up to 64 discrete signals. Durable and accurate, it’s ideal for complex automation systems demanding high input capacity.

Model: 2MLI‑D28A

✅ Applications:

• Expands digital input capacity in MasterLogic‑200/200R PLC systems

• Ideal for large-scale I/O deployments in SCADA, process control, and factory automation

• Suitable for harsh environments when using the coated variant

🔍 Key Specifications:

• Module Type: 64-point 24 V DC digital input (sink/source) module compatible with MasterLogic‑200
• Rated Voltage/Current: DC 24 V at approx. 4 mA per point; operates from 20.4–28.8 V
• Response Time: User-selectable between 1–100 ms (default 3 ms)
• Isolation: Photo-coupler isolation with ≥10 MΩ resistance and AC 560 V RMS withstand
• Connections: Dual 40-pin connectors for up to 64-point wiring
• Current Draw & Weight: ~60 mA internal draw, weighs approximately 150 g
• Operating Conditions: 0–55 °C, 5–95 % non‑condensing, standard industrial environment
• Coated Variant: 2MLI‑D28A‑CC offers conformal coating for enhanced protection