The Schneider Electric HMISTO705 is a compact Magelis STO series human-machine interface featuring a 4.3″ color TFT LCD (480×272) ideal for machine and process control. It offers a broad DC power range, versatile communication ports, and industrial-grade design—ideal for OEMs and panel builders needing efficient HMI solutions in small-form-factor applications.

Key Features:

Model: HMISTO705 (Magelis STO)
Display: 4.3” color TFT LCD, 480×272 resolution
Power Supply: 12–24 V DC (max 7.5 W)
Memory: 26 MB application memory, 512 kB data backup
I/O Ports:
- RS‑232C / RS‑485 terminal block
- USB Type A and mini‑B ports
Mounting: Panel mount with two fasteners; rear IP20 protection, front rated IP65
Operating Temperature: 0–50 °C
Communications: Standard Modbus RTU via RS‑485, USB for direct programming
Standards & Certifications: UL 61010, EN 61131‑2, IEC 61000‑6‑2/6‑4; ATEX Zone 2/22 compliant; CE, RoHS
Environmental & Mechanical:
- Vibration: 1 g (5–150 Hz); Shock: 70 g
- Dimensions: 124.9 × 90.4 × 38.8 mm; weight ~0.22 kg
- Memory retention via RTC battery (optional)

Schneider Electric – HMISTO705 – Magelis STO 4.3″ TFT Touchscreen HMI, 12–24 VDC

Schneider Electric – HMISTO705 – Magelis STO 4.3″ TFT Touchscreen HMI, 12–24 VDC