Thermocouple manufacturer and supplier-Shanghai MKYD
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SHANGHAI MKYD INSTRUMENT

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Wechat:17717522891
Tel:+86-21-54891500
Email:aires@cepai.com
 

Office Address: 15 Floor,No 2281,West Zhongshan Road,Shanghai,China.
Factory Address:No.333 West Jianshe Road,Huaian City, Jiangsu Province, China

Platinum Rhodium Thermocouple WRR-121 WRR-131 Introduction

2020-05-09

Platinum Rhodium Thermocouple WRR-121 WRR-131 Introduction

Platinum Rhodium Thermocouple WRR-121 WRR-131 is WRR series assembly-type thermocouple,without fixed connection,splash proof or water proof terminal, temperature range from 0 to 1800℃, Platinum Rhodium Thermocouple WRR-121 WRR-131 used as a sensor to measure temperature, usually matched with display instruments, recording meter and electronic computer.Platinum Rhodium Thermocouple WRR-121 WRR-131 can directly measure temperature from  0℃ to 1800℃ of liquid, vapor, gas medium and solid surface during various production processes. In addition,Platinum Rhodium Thermocouple WRR-121 WRR-131 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.

Platinum Rhodium Thermocouple WRR-121 WRR-131

Platinum Rhodium Thermocouple WRR-121 WRR-131  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
Working Temp:0~1600

±1.5℃/±0.25%│t│

Note: “t” is absolute value of measured temperature of temperature-sensing element.

 

Platinum Rhodium Thermocouple WRR-121 WRR-131 Model description

WR

Thermocouple

Content

 

Code

Heat probe type

R

Pt-Rh30- Pt-Rh6

P

Pt-Rh 10-Pt

N

Nickel chromium-nickel silicon

M

Nickel chromium nickel silicon - silicon

E

Nickel chromium - nickel copper

C

Copper - Copper - Nickel

F

Iron copper nickel

 

Code

Output signal number

None
2

single
double

Code

Fixed device form

 

1
2
3
4
5
6
7

Non-fixed device
Fixed threaded
Movable flange
Fixed flange
Movable flange square
Fixed thread conical
Straight pipe joint type

Code

Terminal type

2
3
4

Splash proof
Waterproof type
Explosion proof type

 

Code

Protection tube diameter

0

Φ16mm

1

Φ25mm

2

Φ16mm

3

Φ20mm

 

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