STW35 Miniature Load Cell-Force Sensor

The STW35 Miniature Load Cell is constructed with high-strength stainless steel or alloy steel, offering high accuracy, fast dynamic response, and excellent stability. With a measurement range from 0–20kg up to 0–200kg, it is suitable for various industrial force measurement and weighing applications. Its compact design minimizes eccentric loading errors and allows easy installation, making it ideal for space-constrained equipment. The sensor supports multiple output signals, including mV, 4–20mA, 0–5V, RS485 (Modbus RTU), and CANopen, ensuring strong compatibility and seamless system integration. Widely used in laminating machines, testing machines, packaging scales, warehouse scales, and industrial automation systems, the STW35 operates reliably within a temperature range of -20°C to +65°C, making it an ideal solution for precise force measurement and weighing control.

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1. Key Features

Various output signal options available
High Accuracy Measurement
High stability and strong anti-interference capability
Compact size and easy installation
Wide application range across various industrial scenarios

2. Technical Specifications

General Electrical Data

Measurement Range	0–20kg, 0–50kg, 0-100kg, 0-200kg(customizable within 0–3 to 50 kg full range)
Sensitivity	1.0–2.0 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 Error
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

Industrial Automation Equipment
Force monitoring in press-fitting machines
Warehouse Scales and Industrial Weighing Equipment
Robotics & Mechanical Systems
Force measurement for packaging machinery
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: Does the STW35 Miniature Load Cell support customization?

Yes, the STW35 Miniature Load Cell supports customization in terms of measuring range, output signals, and mounting options.

Q2: What is the operating temperature range of the STW35 Miniature Load Cell?

The STW35 Miniature Load Cell operates reliably within a temperature range of -20°C to +65°C.

Q3: Is the STW35 Miniature Load Cell suitable for compact installations?

Yes, the STW35 Miniature Load Cell features a compact and lightweight design, making it ideal for space-limited or embedded installations.

Q4: How accurate is the STW35 Miniature Load Cell?

The STW35 Miniature Load Cell provides a combined accuracy of ±0.5% F.S, ensuring reliable and stable performance in industrial applications.

Q5: What is the measuring range of the STW35 Miniature Load Cell?

The STW35 Miniature Load Cell offers a range from 0–20kg to 0–200kg, with customization available within this range.

Q6: What output signals are available for the STW35 Miniature Load Cell?

The STW35 Miniature Load Cell supports multiple outputs such as mV, 4-20mA, 0-5V, 0-10V, RS485 (Modbus RTU), and CANopen for flexible integration.

Q7: What applications is the STW35 Miniature Load Cell suitable for?

The STW35 Miniature Load Cell is widely used in laminating machines, testing machines, packaging scales, warehouse weighing systems, and industrial automation where compact size and high accuracy are required.

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