Product Introduction
Product Overview
TR Electronic QEH81M-00005 (SN.0037) is a high-performance absolute rotary encoder from TR Electronic, a renowned German manufacturer. Furthermore, it belongs to the QEH81 series, which is famous for its reliability and precision in industrial automation. Moreover, this encoder adopts advanced absolute measurement technology, eliminating the need for zero reset after power failure. Besides, its compact structure makes it easy to install in limited space, suitable for various industrial scenarios. Specifically, it provides stable position and speed feedback to ensure the smooth operation of mechanical equipment. Meanwhile, it has strong anti-interference ability, which can adapt to harsh industrial environments.
Technical Specifications
First, the operating voltage of TR Electronic QEH81M-00005 is 11 to 27 VDC, which conforms to the standard industrial power supply range. Additionally, its maximum resolution reaches 25 bits, providing ultra-precise position measurement data. Next, the signal interface adopts SSI synchronous serial interface, which supports high-speed data transmission. Meanwhile, the output code type is Gray code, which effectively avoids code value jumping during measurement. Furthermore, the maximum rotational speed of the encoder is 6000 rpm, meeting the needs of high-speed mechanical operation. Besides, its signal update rate is 100 µs, ensuring real-time feedback of position and speed information. Specifically, the measurement accuracy is ±0.01°, which can meet the high-precision control requirements of industrial equipment. Moreover, the encoder has a built-in overvoltage protection function to prevent damage caused by power supply fluctuations.
Mechanical & Environmental Parameters
First, the mechanical structure of TR QEH81M-00005 (SN.0037) adopts a robust aluminum alloy housing, which is lightweight and corrosion-resistant. Moreover, the shaft diameter is 10 mm, and the shaft length is 20 mm, suitable for most standard mechanical connections. Next, the protection level reaches IP65, which can effectively prevent dust and water splashing from entering the interior. Furthermore, the operating temperature range is -20°C to +85°C, adapting to various extreme industrial environments. Besides, the storage temperature range is -40°C to +100°C, ensuring stable performance during transportation and storage. Meanwhile, the encoder can withstand mechanical shock up to 1000 m/s² and vibration up to 20 g, ensuring stable operation under harsh working conditions. Additionally, the service life of the encoder is up to 50,000 hours, reducing the frequency of maintenance and replacement.
Installation Guidelines
First, users need to prepare a suitable mounting bracket and tools before installing TR Electronic QEH81M-00005. Furthermore, ensure that the mounting surface is flat and clean to avoid affecting the installation accuracy. Next, align the encoder shaft with the mechanical shaft of the equipment, and ensure that the coaxiality error is within 0.2 mm. Meanwhile, fasten the encoder to the bracket with the matching bolts, and adjust the tightness to avoid loose installation. Additionally, connect the power supply according to the wiring diagram, ensuring that the voltage is within the range of 11-27 VDC. Besides, connect the SSI signal line to the control system, and ensure that the wiring is correct to avoid signal interference. Furthermore, after installation, conduct a test run to check whether the encoder can output stable position and speed signals. Specifically, avoid direct impact on the encoder shaft during installation and use to prevent damage.
Packaging List
- 1 × TR Electronic QEH81M-00005 (SN.0037) absolute rotary encoder main unit
- 1 × 10 mm shaft adapter sleeve
- 1 × M12 signal connection cable (1.5 meters)
- 1 × Mounting bolt kit (4 bolts + 4 washers)
- 1 × Product dimension drawing
Shipping: Fedex, UPS, DHL
FAQ
Q: What is the operating voltage range of
TR Electronic QEH81M-00005?
A: The encoder works stably with an operating voltage of 11 to 27 VDC, which fits most industrial power supplies.
Q: Does
TR QEH81M-00005 need zero reset after power failure?
A: No, it adopts absolute measurement technology and can retain position data without zero reset after power failure.
Q: What interface does this encoder use for signal output?
A: It uses SSI synchronous serial interface, which supports high-speed data transmission and easy integration with PLC.
Q: What is the protection level of
TR Electronic QEH81M-00005 (SN.0037)?
A: Its protection level is IP65, which can effectively prevent dust and water splashing in industrial environments.
Q: What is the maximum rotational speed that this encoder can withstand?
A: It can withstand a maximum rotational speed of 6000 rpm, suitable for high-speed mechanical equipment.
