1. TDC OVERVIEWS
2. FREQUENTLY ASKED QUESTIONS (FAQ) - TDC DEVICE
2.1 Product Introduction:
(1) RFID Capabilities
Q: What RFID standards does the device support?
A: The device supports ISO-18000-6C/EPC CLASS1 GEN2 standards for RFID reading.
Q: What is the frequency range for RFID operations?
A: The frequency range for RFID operations varies according to local regulations.
(2) Bluetooth Connectivity
Q: Which Bluetooth technology does the device utilize?
A: The device employs Bluetooth 4.0 with Low Energy (LE) technology for wireless connectivity.
(3) Tread Depth Measurement
Q: What is the range of tread depth measurement?
A: The tread depth measurement range is from 1mm to 30mm.
Q: What is the accuracy of tread depth measurement?
A: The error margin for tread depth measurement is ±0.15mm.
(4) Tire Pressure Measurement
Q: What is the range of tire pressure measurement?
A: The tire pressure measurement range is from 1 to 15 bar.
Q: What is the accuracy of tire pressure measurement?
A: The error margin for tire pressure measurement is ±0.1 bar.
(5) Battery Information
Q: What type of battery powers the device?
A: The device is powered by a 3.8V, 1380mAh battery.
Q: How long does the battery last under typical use?
A: Under typical conditions, the battery provides up to 16 hours of runtime. Actual runtime may vary depending on usage patterns.
(6) Charging Specifications
Q: What are the charging input requirements?
A: The device requires a 5V DC, 1A charging input for battery recharging.
(7) Operating Temperature
Q: What are the recommended operating temperature requirements?
A: The device operates optimally between 0°C and 40°C in dry environments without direct sunlight exposure.
Q: Can the device operate outside the recommended temperature range?
A: While the device can operate at lower or higher temperatures than recommended, battery performance might significantly degrade.
2.2 Product Operation FAQ
(1) Power On and Off
Q: How do I turn on the device?
A: Press the power button for about 1 second until you hear the startup sound and see the screen light up, displaying the firmware version and Bluetooth name.
Q: How do I turn off the device?
A: Long press the power-off button for 4 seconds until the screen turns off. If there is no operation, the device will automatically shut down after 5 minutes.
(2) Mode Switching
Q: How do I switch between different functional modes?
A: Use the mode switching button to cycle through RFID reading, tire pressure monitoring, and tread depth measurement.
(3) Sending Data
Q: How do I confirm measurements and send data to the application?
A: After completing a measurement, simply press the confirmation button to send the data to the connected application.
(4) Bluetooth Pairing
Q: How do I connect my device via Bluetooth?
A: Open your application and follow its instructions to find and pair with the TDC device in the Bluetooth settings. The TDC uses standard BLE Bluetooth protocol and does not require a pairing password.
Q: How can I determine the Bluetooth connection status?
A: When the TDC is not connected, the Bluetooth indicator light will flash; once connected, the light will stop flashing.
(5) Reading RFID Tags
Q: How do I read RFID tags on tires?
A: Switch to RFID mode and bring the back of the handheld device close to the RFID tag on the tire sidewall. After a successful scan, the device will display the last 8 characters of the RFID number and automatically transmit the data to the application.
(6) Measuring Tread Depth
Q: How do I measure tread depth?
A: Use the probe release button to pop out the probe, switch to tread depth mode, and the device will display the current tire wear depth. Press the "Set" button to send the value to the application.
Q: How do I safely store the probe?
A: After use, press the bottom of the probe, and it will lock automatically to prevent accidental extension.
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