YKHMI MM‑17MT‑4MTS 2.8″ HMI + PLC All‑in‑One Controller

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Intro Summary
Compact 2.8″ HMI + PLC combo for control systems, ideal for small automation tasks, featuring USB/TLL comms and 4 I/O modules.

Product Overview
The MM‑17MT‑4MTS‑FE280D‑FX‑A is a 2.8″ integrated HMI/PLC from Shenzhen YKHMI, combining touch display and FX series PLC for streamlined industrial control . It supports program download via mini‑USB, internal TTL communication, and installs easily with 79×68 mm panel cut‑out . Ideal for small to medium automation like packaging, conveyor or temperature control systems.

How to Use

  1. Mount into 79×68 mm panel, secure behind front panel.
  2. Connect 24 V supply and wiring to 4 I/O ports.
  3. Use mini‑USB to connect to PC and program via YKBuilder (supports Mitsubishi FX1S‑style).
  4. Transfer PLC logic and HMI visuals.
  5. Apply power and test inputs/outputs.
    Tips: ensure correct voltage, use shielded USB cables, back up configurations. Check TTL comm for expansions.

Frequently Asked Questions

  1. What comm ports? Mini-USB for programming, internal TTL for device integration ykhmi.com.
  2. Panel cut-out size? 79×68 mm .
  3. Power supply? Typical models use 24 V DC.
  4. Compatible PLC platform? Built-in FX‑series (Mitsubishi FX compatible).
  5. Touch display size? 2.8” resistive touch.
  6. I/O count? 4 modules (MT/S type).
  7. Programming software? YKBuilder V6.x.
  8. Can expand? TTL port can connect serial modules.
  9. Warranty? Typically 1 year from OEM.
  10. Where to buy spare parts? Contact YKHMI directly via official channels.

User Review Summary
While specific reviews for the 17MT model aren’t available, users of similar YKHMI models report fast program deployment, stable operation, and good build quality. Some note the documentation can be improved, and programming tools have a learning curve for beginners.

Comparison with Competing Products

  • YKHMI MM‑9MR‑4MT‑FE280‑FX‑A (2.8″): Similar compact unit but with fewer MT-channel types, slightly cheaper. Ideal for basic I/O tasks .
  • YKHMI MM‑12MR‑4MTS‑FE280‑FX‑A (2.8″): Same form factor, minor differences in module wiring specs and connectivity, slightly higher price .
    MM‑17MT offers balanced I/O mix with optional RS-485 TTL and expanded compatibility.

Technical Specifications
Display: 2.8″ resistive touchscreen
Panel cut-out: 79×68 mm
External dims: ~88×78×38 mm
PLC: FX-series core (Mitsubishi FX compatible)
I/O: 4 MT/S modules
Comm Ports: Mini‑USB programming, internal TTL serial
Power: 24 V DC typical
Mounting: Panel mount with snap clips
Weight: ~150 g (est.)

Brand or Manufacturer Info
Shenzhen YKHMI, also known as Zhongda Youkong, specializes in integrated HMI/PLC solutions across 2.8″–15″ formats. They emphasize R&D in PLC, touchscreen, and text-based displays, offering tailored industrial control solutions.

Purchase Recommendations
YKHMI: https://www.ykhmi.store/mm-17mt-4mts/

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