The Sinotectronics SNT-IR-TFP-32 infrared touch screen datasheet provides specifications, environmental limits, and interface details.
The SNT-IR-TFP-32 is a high‑accuracy infrared touch frame that works plug‑and‑play with mainstream systems. It features an aluminum alloy frame, tempered glass surface, and a 32768×32768 interpolation resolution.
Key specifications include a response time of ≤5 ms, touch accuracy of ±2 mm, USB power (5 V ±5 %, <120 mA), and an operating temperature range of –10 °C to 50 °C. The device supports up to 10‑point touch, USB interface, and optional IP65 water‑proofing. This manual is written in Chinese.
| Frame Material | Aluminum Alloy |
|---|---|
| Frame Color | Black |
| Outside Dimension | 734 × 431 mm |
| Active Area | 698 × 393 mm |
| Backside Glass | Tempered Glass 3 mm |
| Resolution (Algorithm) | 32768 × 32768 |
| Response Time | ≤5 ms |
| Touch Accuracy | ±2 mm |
| Input Method | Finger / other non‑transparent object |
| Port Type | USB |
| Scanning Frequency | 280 Hz |
| Power Supply | DC 5 V ±5 % (USB) |
| Working Current | < 120 mA |
| Storage Temperature | -20 °C ~ 60 °C |
| Relative Humidity (Operating) | 10 % ~ 85 % RH (non‑condensed) |
| IP Rating (Optional) | IP65 |
The response time is ≤5 ms.
It is powered via USB with a 5 V ±5 % DC supply and draws less than 120 mA.
The surface can be water‑proofed optionally to IP65.