STW26 Miniature Load Cell (High Precision Compact Force Sensor)

The STW26 Miniature Load Cell is a high-precision, compact force sensor designed for applications with limited installation space. Built with durable alloy steel or stainless steel, it ensures excellent stability and resistance to interference, with an overall accuracy of 0.5% F.S for reliable force measurement. It supports multiple output signals, including mV, 4–20mA, 0–10V, Modbus-485, and CANopen, enabling easy integration and data transmission. With a measuring range from 0–5Kg to 0–100Kg, it is ideal for button testing machines, press force monitoring, and robotic gripping force measurement. Featuring low temperature drift and strong overload capacity, the STW26 delivers outstanding performance in industrial automation and precision testing applications.

1. Key Features

Compact size and easy installation
High Accuracy Measurement
Ideal for limited-space installations
Various output signal options available
Robust and Durable Design
High stability and strong anti-interference capability

2. Technical Specifications

General Electrical Data

Measuring Range	0–5, 0–30, 0–50, 0–100 Kg (all ranges available between 0–5 and 0–100 Kg)
Sensitivity	0.7–1.5 mV/V
Bridge Excitation Voltage	5–12VDC(Recommended: 10 VDC)
Output Signal	mV/V (default), 4–20mA, 0–5V, 1–5V, 0–10V, 0.5–4.5V, RS485 Modbus RTU, CANopen, PNP, NPN

Performance Specifications

Comprehensive Accuracy	0.5%F.S.(including non-linearity, hysteresis, and repeatability)
Creep	±0.3%F.S/30 min
Zero Balance	±1%F.S
Zero Temperature Effect	±0.05% F.S / 10℃
Sensitivity Temperature Drift	≤±0.05%F.S / 10°C
Overload pressure	120% F.S.
Operating Temperature Range	-20°C to +65°C

3. Applications

High-precision control
Robotic force control systems
Force monitoring in press-fitting machines
Material Testing Systems
Keyboard button feel testing equipment
Laminating and film pressing machines
Other industrial 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 STW26 Miniature Load Cell operate continuously over long periods?

Yes, with its excellent stability and low temperature drift, it is well-suited for long-term continuous operation in automation and monitoring systems.

Q2: Is the STW26 Miniature Load Cell suitable for industrial environments?

Yes, it is made of alloy steel or stainless steel, offering strong durability and anti-interference performance for stable operation in industrial environments.

Q3: Is the STW26 Miniature Load Cell easy to install?

Yes, its compact structure and flexible mounting design make it easy to integrate into embedded systems or applications with limited installation space.

Q4: How accurate and stable is the STW26 Miniature Load Cell?

The sensor provides an overall accuracy of up to 0.5% F.S, with excellent temperature drift control and long-term stability, making it suitable for industrial precision measurement.

Q5: What output signals are available for the STW26 Miniature Load Cell?

It supports multiple output options such as mV, 4–20mA, 0–5V, 0–10V, Modbus-485, and CANopen, ensuring easy integration with various control systems.

Q6: What is the capacity range of the STW26 Miniature Load Cell? Is customization available?

The STW26 Miniature Load Cell offers a range from 0–5Kg to 0–100Kg, with customizable capacities available within this range to meet specific application requirements.

Q7: What applications is the STW26 Miniature Load Cell suitable for?

The STW26 Miniature Load Cell is ideal for force measurement in limited-space applications such as button testing machines, press equipment, robotic gripping force detection, and precision force control in automated production lines.

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