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Thermocouple
Brief DescriptionThe industrial assembly-type thermocouple is used as a sensor to measure temperature, usually matched with display instruments, recording meter and electronic regulator. It can directly measure temperature from 0oC to 1800oC of liquid, vapor, gas medium a
Details
| Category | Model | Graduation | Range | Allowable error(△t℃) |
| Platinum rhodium30-Platinum rhodium6 | WRR | B | 0-1800 | ±1.5℃ or ±0.0025∣t∣ |
| Platinum rhodium10-platinum | WRP | S | 0-1600 | ±1.5℃ or ±0.0025∣t∣ |
| Nickel chromium-nickel silicon | WRN | K | 0-1300 | ±2.5℃ or ±0.0075∣t∣ |
| Nickel chromium-copper nickel | WRE | E | 0-800 | ±2.5℃ or ±0.0075∣t∣ |
Fixed flange type thermocouples
| Thermocouple | Model | Graduation | Temperature measuring range℃ | Protection tube material | Specification | Junction box | |
| Overall length mm | Depth mm | ||||||
| Simplex nickel chrome-nickel silicon | WRN-420 |
K | 0-800 0-1000 | SS 1Cr18Ni9Ti SS＃1Cr25Ni20 | 300 350 400 450 550 650 900 1150 1650 2150 | 150 200 250 300 400 500 750 1000 1500 2000 | Splash-proof |
| WRN-420A | |||||||
| Duplex nickel chrome-nickel silicon | WRN2-420 | ||||||
| Simplex nickel chrome-copper nickel | WRE-420 |
E | 0-600 | Stainless Steel 1Crl8Ni9Ti | |||
| WRE-420A | |||||||
| Duplex nickel chrome-copper nickel | WRE2-420 | ||||||
| Simplex nickel chrome-nickel silicon | WRN-430 | K | 0-800 0-1000 | Stainless Steel 1Cr18Ni9Ti Stainless Steel＃ 1Cr25Ni20 | Water proof type | ||
| Duplex nickel chrome-nickel silicon | WRN2-430 | ||||||
| Simplex nickel chrome-copper nickel | WRE-430 | E | 0-600 | Stainless Steel 1Crl8Ni9Ti | |||
| Duplex nickel chrome-copper nickel | WRE2-430 | ||||||
Notes: 1) Thermal response time, τ0.5<90S
2) On the material of protecting tube marked “＃” means no this material.
3) Nominal pressure: 2.5Mpa．
Model and specifications
| Model | Flange specifications (professional standard) | |||
| D0 | D1 | D2 | H | |
| WRN-420 | Φ95 | Φ65 | Φ45 | 15 |
| WRN-420A | Φ95 | Φ70 | Φ36 | 10 |
| WRN2-420 | Φ95 | Φ65 | Φ45 | 15 |
| WRE-420 | Φ95 | Φ65 | Φ45 | 15 |
| WRE-420A | Φ95 | Φ70 | Φ36 | 10 |
| WRE2-420 | Φ95 | Φ65 | Φ45 | 15 |
| WRN-430 | Φ95 | Φ65 | Φ45 | 15 |
| WRN2-430 | Φ95 | Φ65 | Φ45 | 15 |
| WRE-430 | Φ95 | Φ65 | Φ45 | 15 |
| WRE2-430 | Φ95 | Φ65 | Φ45 | 15 |
