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Honeywell DCS/

Honeywell 2MLI‑A12A‑CC MasterLogic‑200 Digital Input Module

Brand:Honeywell DCS
Item No.:2MLI‑A12A‑CC
Product Origin:USA
Product Dimensions:13.5 cm × 5.0 cm × 11.0 cm
Product Weight:0.13 kg
Payment:T/T, Western Union, Credit Card
Goods_stock:15
Shipping Port:Xiamen, China
Lead Time:1-3 Days
Condition:Brand New And Original
Warranty:1 Year
Certificate:COO
Evaluation:

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  • Product Details
  • Product Applications
  • Product Advantages
  • Technical FAQs
  • Contact


Introduction

The Honeywell 2MLI‑A12A‑CC is a rugged, industrial‑grade 16‑point AC 110 V digital input module built for the MasterLogic‑200 (ML200 / ML200R) platform. It is designed to reliably collect discrete field signals — like switches, contact closures, sensors — and feed them accurately into your PLC logic. With durable photo‑coupler isolation, compact form factor, and fast response, this module makes integrating AC‑powered field devices into automation systems straightforward and robust.


Technical Specifications

Parameter Details
Input Points 16 AC digital input channels
Rated Input Voltage AC 100–120 V (±10/‑15 %), 50/60 Hz
Rated Input Current ~ 8 mA @ 110 V (60 Hz) / ~ 7 mA @ 110 V (50 Hz)
Inrush Current Tolerance ≤ 200 mA for 1 ms (at AC 132 V)
Input Resistance Approx. 12 kΩ (60 Hz) / 15 kΩ (50 Hz)
ON Threshold AC ≥ 80 V and current ≥ 5 mA
OFF Threshold AC ≤ 30 V and current ≤ 1 mA
Response Time (OFF → ON) ≤ 15 ms (AC 100 V, 50/60 Hz)
Response Time (ON → OFF) ≤ 25 ms (AC 100 V, 50/60 Hz)
Isolation Method Photo‑coupler isolation, withstands 1780 Vrms (3‑cycle)
Connection Method 18‑point terminal‑block connector (M3 × 6 screw)
Recommended Cable Size Twisted‑pair wire, 0.3–0.75 mm², max outer Ø 2.8 mm
Weight Approx. 0.13 kg

Applications

  • Collecting discrete AC input signals from switches, relays, sensors, or alarm contacts in industrial machinery and process plants.

  • Machine control systems requiring AC‑powered field wiring (e.g. motors, safety interlocks, limit switches).

  • Building automation or facility control systems interfacing with AC 110 V field devices.

  • Retrofitting or expanding existing MasterLogic‑200 PLC installations to accommodate additional digital inputs.

  • OEM control cabinets or modular systems needing high‑density AC input capacity in a compact footprint.

Advantages

  • High-density input capacity: 16 discrete channels in a relatively compact module — efficient for rack space and wiring requirements.

  • AC 110 V compatibility: Directly supports common AC field signal voltages without needing external interface/converters.

  • Reliable isolation: Photo‑coupler isolation enhances noise immunity and protects core logic from field wiring transients.

  • Fast response times: ≤ 15 ms ON detection ensures timely reaction to input changes — important for safety, interlocks, or quick‑response logic.

  • Standardized wiring interface: Terminal‑block connectors and standard cable specs simplify installation and maintenance.

  • Lightweight and compact: The module’s small form factor (and ~0.13 kg weight) helps in dense cabinet layouts or retrofits.

Technical FAQs (10)

  1. Q: How many discrete inputs does 2MLI‑A12A‑CC support?
    A: 16 AC input channels.

  2. Q: What voltage does each input expect?
    A: AC 100–120 V (±10/‑15 %), 50/60 Hz.

  3. Q: What’s the nominal input current per channel?
    A: Approximately 8 mA at 110 V (60 Hz), or 7 mA at 110 V (50 Hz).

  4. Q: Can the module handle input surges or inrush?
    A: Yes — it tolerates up to 200 mA for 1 ms at 132 V AC.

  5. Q: What isolation method does it use?
    A: Photo‑coupler isolation capable of handling 1780 Vrms over 3 cycles.

  6. Q: What are the response times for input state changes?
    A: OFF→ON ≤ 15 ms; ON→OFF ≤ 25 ms (under standard conditions).

  7. Q: What wiring method and connectors are used?
    A: 18‑point terminal block (M3 screws), twisted‑pair wiring (0.3–0.75 mm²).

  8. Q: Is there a defined ON/OFF voltage threshold?
    A: Yes — ON when AC ≥ 80 V & ≥ 5 mA; OFF when AC ≤ 30 V & ≤ 1 mA.

  9. Q: Does the module indicate input status?
    A: Yes — each input channel has an LED indicator to show active (ON) status.

  10. Q: Can this module be mixed with other I/O modules in MasterLogic‑200 racks?
    A: Yes — it is fully compatible with other digital, analog, and I/O modules from the MasterLogic‑200 series.

Sales and Business Development

Phone: +8617350837383
E-mail: [email protected]
Skype: +8617350837383
WhatsApp: +8617350837383
Business hours: We Provide Online Support 24/7
Address: Room 1001, Jiuzhou Commercial Building, Xiamen, Fujian Province, China

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