WSN-R203M is an embedded module in the active 2.45G frequency band, which has the characteristics of small size, fast reading speed, anti-interference performance, etc. The module has a built-in PCB unipolar antenna, and can also be connected to an external ceramic antenna and different KIA antennas as needed, integrated Bluetooth BLE4.0 wireless communication interface
"Modular design；
Built-in high-performance PCB unit price antenna；
Built-in Bluetooth wireless communication interface
Small size, can be embedded in different systems for use, such as handheld PDA, time attendance, etc.；
Long communication distance, high recognition sensitivity, adjustable power and reception sensitivity；
Strong anti-conflict ability, can identify more than 1000 labels at a time；
Fast recognition speed, can recognize mobile tags within 200km/h；
Support functions such as label data filtering, clock stamp, input and output；
Support development in multiple languages, such as: VC, VB, C#, etc."
| Parameter | Specification |
|---|---|
| Model | WSN-R203M |
| RF Chip | nRF or TI wireless product series |
| Operating Frequency | 2400MHz ~ 2500MHz |
| Antenna | Built-in PCB monopole antenna |
| Output Power | -18dBm ~ 0dBm |
| Receiving Sensitivity | -90dBm |
| Attenuation | 0 ~ 31dB |
| Distance Adjustment | Via 5-bit DIP switch |
| Software Distance Adjustment | Via software command |
| Identification Distance | 10 ~ 200 meters with external antenna (depends on antenna) |
| Anti-collision Performance | Capable of identifying over 1000 tags simultaneously |
| Communication Interface | RS-232 or UART, Bluetooth BLE4.0 |
| Power Supply | 3.7V ~ 5V |
| Status Indicator | LED indicator, Bluetooth connection LED indicator |
| Dimensions | 52mm * 42mm * 4mm |
| Weight | 50g |
| Operating Temperature | -20℃ ~ +70℃ |
| Storage Temperature | -30℃ ~ +80℃ |