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November  22 , 2024  Friday
Home> temperature meter >> thermocouple >> WRR2-131B assembly-type stainless steel junction box thermocouple
  • Product number:MC-000013003106
  • Product name:assembly-type stainless steel junction box thermocouple
  • Product Type:WRR2-131B
  • Product nameplate:SAIC
  • Project Category:temperature meter >> thermocouple >>
  • Manufacturer:Shanghai Automation Instrumentation Co., Ltd.
  • Sales unit: Shanghai Automation Instrumentation Marketing Center
  • Information download:Click to enter the download page  
  • Introduction
  • Specifications
As the sensor of the temperature measurement, assembly-type stainless steel junction box thermocouple is used with displays, recorders and electrical adjuster completely. It can measure the temperature of liquid, vapor, gas and the surface of solid from 0℃ to 1800℃ directly. According to national regulation, we have manufactured copper- copper nickel, iron-copper nickel etc. type of thermocouple since 1987. They are all not only in line of IEC international standard graduation but also JB/T9238-1999 standard.

It is a thermocouple without fixed device ,but with Ceram protective pipe.

Thermocouple category
Model
Graduation
Temperature measuring range℃
Specification
Thermal response time 
   τ0.5s
Diameter
mm
Protection tube material
Single platinum rhodium30-platinum rhodium6
WRR-130B
B
0~1600
Φ16
Corundum
<150
<360
<150
<360
WRR-131B
Φ25
Double platinum rhodium30-platinum rhodium6
WRR2-130B
Φ16
WRR2-131B
Φ25
Notes:1) Structure Characteristics:Material of the non-plug part is 1 Cr18Ni9Ti
            2) Diameter is 25mm and double porcelain casing.
 
Temperature measurement range and allowable error

Thermocouple types
Code
 
Graduation
Temperature measuring range
Allowable deviation△t℃
30%Platinum rhodium -6%platinum rhodium
WRR
B
0-1800
±1.5oC or ±0.0025|t|
10%Platinum rhodium -platinum
WRP
S
0-1600
±1.5 oC or ±0.0025|t|
 
Nickel chrome-nickel silicon
WRN
K
0-1300
±2.5 oC or ±0.0075|t|
 
Nickel chrome-copper nickel
WRE
E
0-800
 
±2.5 oC or ±0.0075|t|
 

 
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