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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∣ |
Models
WR□－□□□
| W | Temperature meter |
| R | Thermocouple |
| □thermocouple material | R) Platinum rhodium30-Platinum rhodium6 |
| P) Platinum rhodium10-platinum | |
| N) Nickel chromium-nickel silicon | |
| E) Nickel chromium-copper nickel | |
| □ install and fixed type | 1) without fixed device |
| 2)fixed thread type | |
| 3)movable flange type | |
| 4)fixed flange type | |
| 5)movable flange with square tube type | |
| 6) fixed thread with tapered tube type | |
| □ junction box type | 2)splash proof type |
| 3)waterproof type | |
| 4)explosion-proof type | |
| □ design series number | 0)ø16mm protecting tube |
| 1)ø25mm protecting tube(double tubes) | |
| 2)ø16mm high aluminum tube(single tube) | |
| 3)ø20mm high aluminum tube |
Thermocouple without fixed device
| Thermocouple | Model | Graduation | Temp range℃ | Protection tube material | Specs | Junction box type |
| Total length L mm | ||||||
| Simplex NiCr-NiSi | WRN-120 | K | 0~800
0~1000 | 1Cr18Ni9Ti
1Cr25Ni20# | 300 350 400 450 550 650 900 1150 1650 2150 | Splash-proof type |
| Duplex Nicr-NiSi | WRN2-120 | |||||
| Single NiCr-CuNi | WRE-120 | E | 0~600 | 1Cr18Ni9Ti | ||
| Duplex NiCr-CuNi | WRE2-120 | |||||
| Simplex NiCr-NiSi | WRN-130 | K | 0~800 0~1000 | 1Cr18Ni9Ti 1Cr25Ni20# | Water-proof type | |
| Duplex NiCr-NiSi | WRN2-130 | |||||
| Simplex NiCr-CuNi | WRE-130 | E | 0~600 | 1Cr18Ni9Ti | ||
| Duplex NiCr-CuNi | WRE2-130 |
Note 1) Thermal-responsetime-T0.5<90seconds
2) “#” means there has no such type material
