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ZF-WR Series Assembly-Type Thermocouple
The ZF-WR series assembly-type thermocouple is designed for accurate temperature measurement of liquids, gases, steam, and solid surfaces, with a temperature range from 0°C to 1800°C. It is ideal for use in industrial environments and comes in explosion-proof models for hazardous locations.
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Overview:

Types: Standard and explosion-proof thermocouples

Applications: Measures temperatures from 0°C to 1800°C in industrial processes, suitable for liquids, gases, steam, and solid surfaces

Features: Compatible with display and recording instruments; optional integrated temperature transmitter for signal conversion

Explosion-proof: Certified (Exd Ⅱ CT5Gb) for hazardous environments with explosive gas mixtures (IIA, IIB, IIC, T1-T5)


Key Technical Specifications:

Measurement Range & Accuracy:

   o Type B (WRB, PtRh30-PtRh6): 0 to 1800°C, ±1.5°C or ±0.25% |t|

   o Type S (WRS, PtRh-Pt): 0 to 1600°C, ±1.5°C or ±0.25% |t|

   o Type K (WRK, NiCr-NiSi): 0 to 1000°C, ±2.5°C or ±0.75% |t|

   o Type E (WRE, NiCr-CuNi): 0 to 800°C, ±2.5°C or ±0.75% |t|

Thermal Response Time (τ0.5):

   o φ16mm protection tube: <90s

   o High-alumina protection tube: <240s

Nominal Pressure: 10MPa (flange-type depends on flange rating)

Insulation Resistance: ≥100MΩ

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