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STD09 Explosion-Proof RTD Temperature Transmitter

The STD09 Explosion-Proof Temperature Sensor utilizes a high-performance platinum resistance element (Pt100) to measure temperature based on the predictable relationship between resistance and temperature. Equipped with a reliable modular signal processing system, it ensures precise calibration and stable output, supporting multiple industrial signals such as 4-20mA, 0.5-4.5V, 1-5V, Modbus-485 RTU, and HART. Designed with an integrated structure, the STD09 offers easy installation, excellent vibration resistance, and strong shock durability, making it ideal for demanding environments including chemical processing, oil & gas, pharmaceutical, and sanitary applications. With a wide operating temperature range of -50°C to 400°C, high accuracy up to ±0.1% F.S, and long-term stability, it delivers reliable performance in critical industrial processes. Featuring IP67 protection and pressure resistance up to 25MPa, the STD09 is an optimal solution for industrial temperature measurement and control systems.

1. Key Features

2. Technical Specifications

General Electrical Data

Temperature Range -50 to +400 °C
Measuring Method Immersion type
Output Signals 4–20 mA, 0.5–4.5 V, 1–5 V, Modbus RS485 RTU, 4–20 mA (HART Protocol)
Supply Voltage 24VDC

Performance Specifications

Accuracy ±0.5% F.S., ±0.2% F.S., ±0.1% F.S.
Long-term Stability ≤ ±0.2%F.S./year
Overpressure limit 25MPa
Burst Pressure 200%F.S.
Operating Electrical Environment -50 to +400°C
Storage Temperature -40°C to +85°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: What industries is the STD09 Explosion Proof Temperature Sensor used in?

The STD09 Explosion Proof Temperature Sensor is widely used in industries such as oil & gas, chemical processing, pharmaceuticals, food and beverage, and industrial automation, especially in hazardous and explosive environments.

Q2: What output signals does the STD09 Explosion Proof Temperature Sensor support?

The STD09 Explosion Proof Temperature Sensor supports multiple outputs including 4-20mA, 0.5-4.5V, 1-5V, Modbus RS485 RTU, and HART protocol, making it compatible with PLC and DCS systems.

Q3: What is the temperature range and accuracy of the STD09 Explosion Proof Temperature Sensor?

The STD09 Explosion Proof Temperature Sensor operates within a temperature range of -50°C to 400°C, with high accuracy up to ±0.1% full scale.

Q4: Can the STD09 Explosion Proof Temperature Sensor be used in high-pressure environments?

Yes, the STD09 Explosion Proof Temperature Sensor supports pressure up to 25MPa and is designed to withstand harsh industrial conditions with strong vibration and shock resistance.

Q5: How is the STD09 Explosion Proof Temperature Sensor installed?

The STD09 Explosion Proof Temperature Sensor uses an insertion-type installation and supports standard thread connections such as M20×1.5, G1/4, and G1/2, with customization options available.

Q6: Does the STD09 Explosion Proof Temperature Sensor have waterproof protection?

Yes, the STD09 Explosion Proof Temperature Sensor is rated IP67, providing excellent protection against dust and water ingress.

Q7: What sensing element is used in the STD09 Explosion Proof Temperature Sensor?

The STD09 Explosion Proof Temperature Sensor uses a high-quality Pt100 RTD (platinum resistance temperature detector), ensuring excellent accuracy and stability.

Q8: How stable is the STD09 Explosion Proof Temperature Sensor over time?

The STD09 Explosion Proof Temperature Sensor offers long-term stability of ≤±0.2% F.S per year, making it ideal for continuous industrial monitoring.

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 - Thread Connection - Electrical Connector - Cable Length - Power Supply - Linearity Accuracy

        Example:
        STD01 - 150℃ - 4-20mA - G1/4 - M12*1 - 1m - 24VDC - 0.5%
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