Overview
The Inventory Master RFID reader module is a contactless smart card reading and writing module developed based on ISO/IEC14443 -1, -2, -3, -4 standard protocols. It adopts highly integrated special card reading chip, advanced watchdog and voltage monitoring circuit project design and features a high degree of integration, strong anti-interference ability, small size and more stable performance. It is designed to communicate via RS485 which comply with modbus protocol.
Technical Specifications
| Frequency | 13.56MHz |
| Baud Rate | 9600-115200bit/s (Configurable, default 9600) |
| Standard | ISO/IEC 14443-A |
| Supporting Card | Mifare®1K S50, S70 etc. |
| Interface | RS485 |
| Power Supply | 5V to 12V |
| Current | < 70mA |
| Read Distance | 0 to 5.51 in (0 to 14cm) (Depending on label size and antenna technology) |
| Other Function | One relay dry contact output and one door sensor input |
| Operating Temperature | 14℉ to 122℉ (-10℃ to 50℃) |
| Storage Temperature | -4℉ to 176℉ (-20℃ to 80℃) |
| Antenna | External, Variety of optional specification |
| Dimension | 1.49 in × 1.49 in × 0.39 in (38mm x 38mm x 10mm) |
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