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STW29 High Precision Miniature S-Type Tension Compression Load Cell

The STW29 Micro Tension and Compression Load Cell features a high-precision S-type beam design, enabling accurate bidirectional force measurement in both tension and compression applications. With a wide capacity range from 5kg to 300kg and a high combined accuracy of ±0.02% F.S., it is ideal for industrial weighing systems requiring compact size and high precision. The sensor supports multiple output signals including mV, 4-20mA, 0-10V, RS485 Modbus, and CANopen, ensuring flexible integration into automation systems. It is widely used in belt scales, hopper scales, electromechanical weighing systems, and material testing machines.

1. Key Features

2. Technical Specifications

General Electrical Data

Measuring Range 0–1kg, 0–5kg, 0–10kg, 0–50kg, 0–100kg, 0–300kg(Full range available from 1kg to 300kg upon request)
Rated Output 2.0mV/V
Bridge Excitation Voltage 5–12VDC(Recommended: 10 VDC)
Output Signal mV(default), 4-20mA, 0-5V, 1-5V, 0-10V, 0.5-4.5V, Modbus RS485 RTU, CANOPEN, PNP, NPN, 0-±5V, 0-±10V

Performance Specifications

Combined Accuracy ±0.02% F.S. (including non-linearity, hysteresis, and repeatability)
Creep ±0.02%F.S/30min
Zero Balance ±1%F.S
Zero Temperature Effect ±0.02% F.S./10°C
Sensitivity Temperature Coefficient ±0.02% F.S./10°C
Overload pressure 120% F.S.
Operating Temperature Range -20°C to +65°C

3. Applications

4. Selection Guide

Pressure Sensor Selection Key Points: Confirm the measuring range, match the output signal, ensure media compatibility, select the appropriate mounting interface, and define the accuracy requirements.

5. FAQ (Frequently Asked Questions)

Q1: Can the STW29 Miniature S-Type Load Cell be used in automation systems?

Yes, the STW29 supports both analog and digital outputs, allowing seamless integration with PLCs, industrial control systems, and smart devices.

Q2: What is the excitation voltage requirement for the STW29 Miniature S-Type Load Cell?

The STW29 requires an excitation voltage of 5–12VDC (10VDC recommended), compatible with standard industrial power supplies.

Q3: Is the STW29 Miniature S-Type Load Cell suitable for compact installations?

Yes, the STW29 is designed with a compact structure, making it ideal for installations with limited space.

Q4: What is the capacity range of the STW29 Miniature S-Type Load Cell?

The STW29 load cell offers a capacity range from 5kg to 300kg, with customization options available for specific industrial requirements.

Q5: Does the STW29 Miniature S-Type Load Cell support both tension and compression measurement?

Yes, the STW29 features an S-type structure that supports both tension and compression force measurement, making it suitable for versatile applications.

Q6: What is the accuracy of the STW29 Miniature S-Type Tension Compression Load Cell?

The STW29 load cell offers a combined accuracy of up to ±0.02% F.S, with excellent linearity, repeatability, and long-term stability for precision measurement.

Q7: What output signals does the STW29 Miniature S-Type Load Cell support?

The STW29 load cell supports multiple output signals including mV, 4-20mA, 0-5V, 0-10V, RS485 Modbus RTU, and CANopen, ensuring easy integration with various industrial systems.

Q8: What applications is the STW29 Miniature S-Type Tension and Compression Load Cell suitable for?

The STW29 load cell is widely used in belt scales, hopper scales, material testing machines, industrial automation equipment, and force measurement systems, especially in applications requiring high accuracy and compact size.

6. Related Products

7. Contact Us

📧 Email: sales@yatansensor.com,   support@yatansensor.com

💬 WhatsApp:+86 185 1660 2370

8. Model Selection / Ordering Code

Please specify the full ordering code when requesting a quotation.

        Model - Measuring Range - Output Signal - Cable Length - Power Supply - Linearity Accuracy

        Example:
        STW29 - 100N - 4-20mA - 2m - 12V  - 0.2%
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Request Information & Quote

Our engineering team will help you select the right product based on your application requirements.

📞 Tel: 400 180 6877
📧 Email: sales@yatansensor.com
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💬 WhatsApp: +86 185 1660 2370