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Little junction box Armored thermocouple WRNK-381 WRNK-382 Brief Description
Little junction box Armored thermocouple WRNK-381 WRNK-382 is armored type with flexible thread connnection and little junction box,Armored Thermocouple WRNK-381 WRNK-382 has advantages of being able to bend, high temp resistance, quick thermal response time and being sturdy and durable etc. Like industrial assembly-type thermocouple, as sensor of temp measurement, Armored Thermocouple WRNK-381 WRNK-382 is usually used with display, recorder and electronic regulator. Moreover,Little junction box Armored thermocouple WRNK-381 WRNK-382 can also be the temp sensor element of assembly-type thermocouple. Little junction box Armored thermocouple WRNK-381 WRNK-382 can measure temp of liquid, stream, gas and surface of solid range 0℃~1000℃ in all production processes. It is as per GB/T18404-2001 standard.
Little junction box Armored thermocouple WRNK-381 WRNK-382 Main technical parameter
Temperature measurement range and tolerance
Category |
Code |
Graduation |
Outer diameter of well mm |
Temperature℃ |
Max temp℃ |
Allowed error △t |
|
Measuring range℃ |
Allowed error value |
||||||
NiCr-NiSi |
WRNK |
K |
≥Φ3 |
800 |
1000 |
0~1000 |
±2.5℃/±0.75%t |
Note:1)t is the absolute value of measuring temperature.
Thermal response time of Little junction box Armored thermocouple WRNK-381 WRNK-382 should not be more than requirements of the following table:
Thermal response time |
Shell connecting type |
Insulation type |
Well diameter(min) |
||
2.0 |
0.4 |
0.5 |
3.0 |
0.6 |
1.2 |
4.0 |
0.8 |
2.5 |
5.0 |
1.2 |
4.0 |
6.0 |
2.0 |
6.0 |
8.0 |
4.0 |
8.0 |
Little junction box Armored thermocouple WRNK-381 WRNK-382 Model
W |
R |
Spec |
|||||||
|
|
N |
NiCr-NiSi |
||||||
E |
NiCr-CuNi |
||||||||
C |
Cu-CuNi |
||||||||
Material of thermometric element |
K |
|
|||||||
Armoured type |
- |
1 |
No fixed device |
||||||
2 |
Fixed adjustable thread joint |
||||||||
3 |
Flexible adjustable thread joint |
||||||||
4 |
Fixed adjustable thread flange |
||||||||
5 |
Flexible adjustable thread flange |
||||||||
Mounting fixed type |
0 |
No junction box |
|||||||
2 |
Splash-proof |
||||||||
3 |
Water-proof |
||||||||
8 |
Hand lever |
||||||||
8 |
Little junction box |
||||||||
9 |
With compensating lead wire |
||||||||
Junction box type |
1 |
Insulation |
|||||||
2 |
Shell connecting |
||||||||
7 |
Insulation(Hand lever) |
||||||||
8 |
Shell connecting(Hand lever) |
||||||||
Working end type |
3 |
3-couples |
|||||||
4 |
4-couples |
||||||||
5 |
5-couples |
||||||||
6 |
6-couples |
||||||||
Multi-couples |
|
||||||||
W |
R |
N |
K |
- |
3 |
8 |
1 |
□ |
|
If the wrnk series armored type Little junction box Armored thermocouple WRNK-381 WRNK-382 for sale caters to your requirement, welcome to buy with us. As one of the leading such manufacturers and suppliers in China, we will offer you cheap price and excellent services.