Product Overview
The TA0400KA 400kHz ultrasonic transducer is designed for short-distance non-contact measurement applications with a measure range of 0.06 to 0.3 meters. With a blind zone of less than 0.06m and 1mm resolution, this ultrasonic distance sensor is suitable for locating, flow measurement, approach measurement, traffic measurement, obstacle avoidance, robot sensing, and compact precision detection systems.
This ceramic ultrasonic sensor can transmit and receive signals. It features a 400kHz center frequency, ±4% bandwidth, and a 7° ±2° beam angle for focused short-distance detection. The TA0400KA also provides IP65 protection, outer cylindrical fixed installation, a compact φ10 × 7mm housing, and a standard 20cm cable that can be customized according to user requirements.
Key Features
- 0.06-0.3m short-distance measurement: Supports close-range ultrasonic sensing from 0.06m to 0.3m.
- 400kHz ultrasonic frequency: Uses a 400kHz center frequency for high-frequency ultrasonic distance detection.
- 1mm resolution: Provides fine resolution for short-distance precision measurement applications.
- 7° directional beam angle: The 7° ±2° beam angle supports focused ultrasonic detection in compact systems.
- Compact φ10 × 7mm housing: Small mechanical size supports installation in limited-space equipment and sensor assemblies.
- IP65 protection level: Provides dustproof and water-resistant protection for practical operating environments.
- Customizable 20cm cable: Supplied with a standard 20cm cable, with cable length available according to user requirements.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | TA0400KA |
| Center Frequency | 400kHz |
| Bandwidth | ±4% |
| Measure Range | 0.06-0.3m |
| Blind Zone | <0.06m |
| Resolution | 1mm |
| Beam Angle | 7° ±2° (-3dB) |
| Static Capacitance | 130pF ±20pF |
| Minimal Parallel Impedance | 800Ω ±30% |
| Operating Voltage | 300Vp-p, pulse duty cycle ratio 2% |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -35°C to +70°C |
| Protection Level | IP65 |
| Dimension | φ10 × 7mm |
| Installation | Outer cylindrical fixed |
| Shell Material | ABS or aluminum alloy shell |
| Cable Length | 20cm, customizable according to user requirement |
| Weight | 10g |
Typical Applications
The TA0400KA 400kHz ultrasonic transducer is suitable for short-distance precision sensing and compact measurement applications, including:
- Locating
- Flow measurement
- Approach measurement
- Traffic measurement
- Obstacle avoidance
- Robot sensing
- Short-distance precision measurement
Mechanical Design
The TA0400KA adopts a compact cylindrical sensor structure with a dimension of φ10 × 7mm. The outline drawing shows a compact aluminum-case structure with an acoustic matching layer and a small cable outlet, suitable for integration into close-range sensing equipment.
The transducer is designed for outer cylindrical fixed installation and uses an ABS or aluminum alloy shell. The standard cable length is 20cm, and cable length can be customized according to user requirements.
Electrical and Test Information
The specification includes a test circuit for ultrasonic sensor evaluation. The diagram shows a function generator, ultrasonic sensor, target, and oscilloscope setup, with a referenced test distance of 15cm. The listed resistor values include R1: 3.9kΩ and R2: 1kΩ.
This sensor is described as a ceramic ultrasonic sensor that can transmit and receive signals, making it suitable for compact short-distance ultrasonic sensing and measurement circuits.
Why Choose the TA0400KA 400kHz Ultrasonic Transducer?
The TA0400KA is a compact 400kHz ultrasonic distance sensor for short-distance precision measurement. With its 0.06-0.3m measure range, 1mm resolution, 7° beam angle, and compact φ10 × 7mm housing, it is suitable for close-range sensing applications requiring high-frequency ultrasonic operation.
Its combination of high-frequency measurement, short blind zone, fine resolution, and compact mechanical structure makes it a suitable choice for engineers and system integrators developing precision short-distance ultrasonic sensing solutions.
Request a Quote
Looking for a 400kHz ultrasonic transducer for short-distance precision measurement? Contact Deep-Minds Ultrasonic to request product details, technical support, customization options, or quotation information for the TA0400KA ultrasonic sensor.