
QR Code Readers
AcuScan-02 RS-232 / AcuScan-02 USB
The AcuScan-02 RS-232 and AcuScan-02 USB are barcode and QR Code readers with excellent reading performance.
The AcuScan-02 RS-232 / USB is a fixed 1D/2D barcode and QR Code scanner designed to provide fast, accurate, and reliable data capture for identification and access control applications. Capable of reading codes directly from smartphone and computer screens, as well as printed media, it delivers excellent performance in environments that require high-speed operation and maximum system availability.
Designed for integration into embedded equipment, the scanner can be configured through serial commands or dedicated configuration codes, providing greater flexibility during installation and adaptation to different project requirements. Its compact form factor enables easy integration into turnstiles, self-service kiosks, payment terminals, and other automation systems.
Combining high-speed scanning, low power consumption, and simplified integration, the AcuScan-02 is an efficient solution for offices, residential and commercial buildings, events, payment systems, access control, and other applications that rely on barcode and QR Code identification technologies.
- Reads 1D/2D barcodes and QR Codes, including codes displayed on smartphones, computer screens, and printed media;
- Infrared (IR) sensor, enabling reliable scanning even in low-light or dark environments;
- White LED illumination, providing comfortable visual operation;
- Fast decoding, with a typical reading time of approximately 0.3 seconds;
- Low power consumption, contributing to greater operational efficiency and longer equipment lifespan;
- Flexible configuration, via serial commands or dedicated barcode and QR Code configuration labels;
- Available with RS-232 and USB interfaces, ensuring easy integration with a wide range of systems and equipment.

Physical Characteristics
| Indicators | White LED, audible feedback |
| Dimensions | 82 x 72 x 52 mm |
| Weight | 300 g ( 10.58 oz ) |

Technical Details
| Transponder | Quick Response Code (QR Code) |
| Data Communication | RS-232 (9.6 to 115.2 Kbps) | USB 1.1 (HID-KBW, HID-POS) |
| Max Read Distance | QR Code on mobile phone screen: approximately 5 to 20 cm | Printed QR Code (medium/large): approximately 10 to 30 cm |
| Connector | USB | RS-232 |
| Processor | IOTC 0370 CHIP |
| Certifications | FCC Part 15 Class B, CE EMC Class B |
| Barcode reading | QR Code, 1D, 2D |
| Power | Input: 100 to 240 VAC, 50 to 60 Hz | Output: 5 VDC, 0.5 A |
| Mode | Sensitive |
| Consumption | 1.75 W (max) |
| Type | Instant reading |
| Operating Temperature | -10ºC to +50ºC (14 °F to 122 °F) |
| Storage Temperature | -20ºC to +60ºC ( -4 °F to 140 °F ) |
| Humidity | 5% - 95% non-condensing |