Overview:

● Types: Platinum RTD (WZP), Copper RTD (WZC), Explosion-proof models

● Applications: Measures the temperature of liquids, gases, steam, and solid surfaces in industrial processes

● Features: High accuracy, reliable performance, explosion-proof options for hazardous environments (Exd Ⅱ CT5Gb), suitable for explosive gas mixtures (IIA, IIB, IIC, T1-T5)

Key Technical Specifications:

● Measurement Range & Accuracy:

   o WZP (Platinum RTD): -200 to 420°C

● Class B: ±(0.30 + 0.0051 |t|)℃ (valid from -200 to 800°C)

● Class A: ±(0.15 + 0.002 |t|)℃ (valid from -200 to 650°C)

   o WZC (Copper RTD): -50 to 100°C

● Cu50: ±(0.30 + 6.0×10⁻³ |t|)℃ (valid from 50 to 100°C)

● Thermal Response Time (τ0.5):

   o φ16mm protection tube: <90s

   o φ12mm protection tube: <30s

● Nominal Pressure: 10 MPa (Flanged types depend on flange rating)

● Insulation Resistance: 100MΩ

● Current Influence: Maximum detection current ≤5mA, with a temperature rise ≤0.3°C