YATAN

Temperature Sensor

AllIndustrialExplosion-ProofDigital Temperature Switch

Explosion-Proof Temperature Sensors are industrial temperature measurement devices specifically designed for hazardous and explosive environments such as oil & gas, chemical processing, and pharmaceutical industries. Featuring explosion-proof construction and high-stability sensing elements (e.g., Pt100 RTD), these sensors provide accurate and reliable temperature monitoring while delivering standard industrial outputs like 4–20 mA and Modbus, ensuring safe and stable operation in critical applications.

STD09 Explosion-Proof RTD Temperature Transmitter

Chemical equipmentOil and gas equipmentPharmaceutical equipmentFood processing & sanitary machinery
  • Temperature Range:-50 to +400 °C
  • Accuracy:±0.5% F.S., ±0.2% F.S., ±0.1% F.S.
  • Output Signals:4–20 mA, 0.5–4.5 V, 1–5 V, Modbus RS485 RTU, 4–20 mA (HART Protocol)
  • Housing Material:Die-Cast Aluminum
  • Ingress Protection:Cable Gland Connection(IP67)
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Frequently Asked Questions (FAQ)

Q1: How do I choose the right explosion-proof temperature sensor?

Selection depends on temperature range, installation type (threaded or flange), explosion-proof certification level, output signal type, and application industry. Custom configurations are often recommended for specific industrial environments.

Q2: Can explosion-proof temperature sensors be used in high-temperature applications?

Yes. Many models support wide temperature ranges from -50°C up to 400°C or higher, making them suitable for boilers, reactors, pipelines, and other high-temperature industrial processes.

Q3: What do explosion-proof ratings like Ex d and Ex ia mean?

Explosion-proof ratings define the level of safety protection in hazardous environments. Ex d refers to flameproof enclosures, while Ex ia indicates intrinsic safety. These standards determine where the device can be safely installed (Zone 0, Zone 1, Zone 2).

Q4: What output signals are available for explosion-proof temperature transmitters?

Explosion-proof temperature transmitters typically support multiple output options, including 4–20mA analog signal, 0–10V, 1–5V, and Modbus RTU digital communication, making them compatible with PLC and industrial control systems.

Q5: Why is PT100 commonly used in explosion-proof temperature sensors?

PT100 platinum resistance sensors are widely used due to their high accuracy, excellent stability, and linear temperature response. When integrated into explosion-proof housings, they provide reliable measurement in harsh industrial environments.

Q6: What is the difference between explosion-proof and standard temperature sensors?

Explosion-proof temperature sensors are engineered with certified enclosures and safety structures to prevent ignition in hazardous areas, while standard sensors are not suitable for explosive environments. They typically meet Ex d or Ex ia safety standards and offer higher protection ratings like IP67.

Q7: What is an explosion-proof temperature sensor and where is it used?

An explosion-proof temperature sensor is designed for hazardous environments where flammable gases or dust may be present. It is widely used in industries such as oil & gas, chemical processing, pharmaceuticals, and energy systems, ensuring safe and reliable temperature measurement in explosive atmospheres.

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