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2020-05-09
Non fixed Thermocouple WRR-120 WRR-130 WRR-140 Introduction
Non fixed Thermocouple WRR-120 WRR-130 WRR-140 is WRR series assembly-type thermocouple,without fixed connection,splash proof terminal, temperature range from 0 to 1800℃, Non fixed Thermocouple WRR-120 WRR-130 WRR-140 used as a sensor to measure temperature, usually matched with display instruments, recording meter and electronic computer. Non fixed Thermocouple WRR-120 WRR-130 WRR-140 can directly measure temperature from 0℃ to 1800℃ of liquid, vapor, gas medium and solid surface during various production processes. In addition,Non fixed Thermocouple WRR-120 WRR-130 WRR-140 has the advantages of simple assembly, convenient replacement, pressure spring type temperature sensing element, good anti-vibration, wide measuring range, high mechanical strength, good pressure durability.
Non fixed Thermocouple WRR-120 WRR-130 WRR-140 Main technical parameter
Temperature measurement range and tolerance
Thermocouple type |
Code |
Graduation |
Measurement range℃ |
tolerance△t ℃ |
Pt Rh30- Pt Rh6 |
WRR |
B |
Max Temp:0~1800 |
±1.5℃/±0.25%│t│ |
Note: “t” is absolute value of measured temperature of temperature-sensing element.
Non fixed Thermocouple WRR-120 WRR-130 WRR-140 Model description
WR |
Thermocouple |
Content |
||||
|
Code |
Heat probe type |
||||
R |
Pt-Rh30- Pt-Rh6 |
|||||
P |
Pt-Rh 10-Pt |
|||||
N |
Nickel chromium-nickel silicon |
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M |
Nickel chromium nickel silicon - silicon |
|||||
E |
Nickel chromium - nickel copper |
|||||
C |
Copper - Copper - Nickel |
|||||
F |
Iron copper nickel |
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|
Code |
Output signal number |
||||
None |
single |
|||||
Code |
Fixed device form |
|||||
|
1 |
Non-fixed device |
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Code |
Terminal type |
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2 |
Splash proof |
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|
Code |
Protection tube diameter |
||||
0 |
Φ16mm |
|||||
1 |
Φ25mm |
|||||
2 |
Φ16mm |
|||||
3 |
Φ20mm |