WR thermocouple, thermistor

WR/WZ

thermal resistor/thermocouple/Temperature Transmitter

Registered model

Z

Thermal resistance（RTD）

sensor type

R

Thermocouple（TC）

P

Platinum thermistor:Pt100 Pt-RTDScope of application:-200℃～+500℃ Accuracy level, tolerance (℃):AGrade ±（0.15+0.002|t|）BGrade ±（0.15+0.002|t|）

Division number, scope of application, accuracy level, tolerance

C

Copper thermistor:Cu50 Cu-RTDScope of application:-50℃～+150℃ Accuracy level, tolerance (℃): ±（0.30+0.005|t|）

S

platinum-rhodium10-Platinum thermocouplePT10%RH-PtScope of application:0～1100℃ Accuracy level, allowable deviation Δt(℃): Grade I ± (±)1.0℃）Level II ± (±)1.5℃）

B

platinum-rhodium30-platinum-rhodium6thermocouplePt30%Rh-Pt6%RhScope of application:0～1600℃ Accuracy level, allowable deviation Δt(℃): Grade I ± (±)1.0℃）Level II ± (±)1.5℃）

E

Nickel cadmium-Copper nickel thermocouple NiCr-CuNi Scope of application:0～600℃ Accuracy level, allowable deviation Δt(℃): Grade I ± (±)1.5℃）Level II ± (±)2.5℃）

K

Nickel cadmium-Nickel silicon thermocouple NiCr-NiAi Scope of application:0～800℃ Accuracy level, allowable deviation Δt(℃): Grade I ± (±)1.5℃）Level II ± (±)2.5℃）

R

platinum-rhodium13-Platinum thermocouple Pt13%Rh-Pt Scope of application:0～1200℃ Accuracy level, allowable deviation Δt(℃): Grade I ± (±)1.0℃）Level II ± (±)1.5℃）

J

iron-Copper nickel thermocouple Fe-CuNi Scope of application:0～500℃ Accuracy level, allowable deviation Δt(℃): Grade I ± (±)1.0℃）Level II ± (±)2.5℃）

T

copper-Copper nickel thermocouple Cu-CuNi Scope of application:-400～300℃ Accuracy level, allowable deviation Δt(℃): Grade I ± (±)0.5℃）Level II ± (±)1.0℃）

K

Armored type thermistor or thermocouple, no transmission output

Integrated and split type temperature transmitter

A

Equipped with a regular integrated transmission module and output two-wire system4～20mA DC

B

Equipped with integrated intelligent temperature transmission module, isolated type, two-wire system4～20mA DC HART

C

Integrated form,Atype+sceneLEDdigital display

D

Integrated form,Btype+sceneLEDdigital display

E

Split installation type, on-siteLEDDigital display, two-wire system4～20mA DC

F

Split installation type, on-siteLEDDigital display, two-wire isolated output4～20mA DC HART

1

Single component

2

Dual component

3

Three components

N

NSupporting components

Number of temperature sensing elements

1

Normal pressure, or ≤0.2Mpa

5

PN11Mpa；Class600LBANSI

pressure rating

2

PN2.5Mpa；Class150LBANSI

6

PN15Mpa；Class900LBANSI

3

PN5.0Mpa；Class300LBANSI

7

PN26Mpa；Class1500LBANSI

4

PN6.4Mpa；Class400LBANSI

8

PN32Mpa；Class2500LBANSI

01

Simple armored core (with magnetic wire board and spring)

14

Clamp type pipe wall measurement type (with thermal block)

Product Type

02

Non fixed device type (Φ)12Or Φ protective tube)

15

Hot sleeve thermocouple armored extension type

03

Fixed bolt type Protective tube (Φ)12、Φ16）

16

Fixed bolt cone-shaped protective tube armor element extension type

04

Activity flange type

17

High wear resistant type (two section type)

05

Fixed flange type

18

High wear resistant type (single section type)

06

Fixed bolt type with conical protective tube

19

High temperature, high wear-resistant protective tube thermocouple

07

Straight pipe connector type (two section type)

20

High temperature salt bath furnace thermocouple

08

Flexible tube connector type (two section type)

21

Wear resistant high-temperature thermocouple for cement rotary kiln

09

Fixed thread type (two section type)

22

Rotary kiln flue type high alumina, corundum

10

Hot sleeve deep blind hole protection tube type (two section type)

23

Corrosion resistance（PTFE）Type thermocouple, thermistor

11

Welded cone-shaped blind hole protective tube type (two sections)

24

Wear resistant thermocouple with shut-off valve and thermal resistance

12

Large diameter protective pipe type for flue and air duct

25

Multi point armored thermocouple with thermal resistance, capable of10point

13

Corrosion resistant type for coal powder silo (low-temperature alloy corrosion resistant)

26

3AHygiene standards, food type thermocouples

A

M27×2

E

G1“

I

M18×1.5

M

DN40（11/2“）flange

Process Connection

B

M20×1.5

F

1/2“NPT

J

DN15（1/2'）flange

P

DN50（2“）flange

C

G1/2“

G

3/4“NPT

K

DN20（3/4'）flange

Q

DN80（3“）flange

D

G3/4“

H

1“NPT

L

DN25（1'）Flanges

N

user

B

304

S9

321

Ni

Ni9990

F₄₆

FEP

Material of protective tube

C

304L

NB

347

Ti

TA（1-3）

A₈

High lead content

D

310S

N6

Inconel600

G3

GH3030

A₉

Jadeite qualityAl₂O₃

E

316

HB

Hasloy B

G9

CH3039

SN

silicon nitrideSi₃N₄

F

316L

HC

Hasloy C

SO

quartzSiO2

SC

silicon carbideSiC

MT

316Ti

5M

Monel k500

F₄

PTFE

MS

Molybdenum disilicideMoSi

W

Other special materials

O

Ordinary waterproof type

D

flameproof typeExdIICT1～T6

security level

100

250

400

600

900

1500

3000

Nominal lengthmm (No longer within the nominal length, can fill in the required length)

150

300

500

750

1000

2000

3500

200

350

550

800

1200

2500

Length requiredmm

↓

↓

↓

↓

↓

↓

↓

↓

↓

↓

WR

S

A

1

1

18

A

B

O

1200

Example of Selection

WRThermal resistance transmitter; platinum-rhodium10-Platinum thermocouple,PT10%RH-PtThe scope of application is0～1100℃Accuracy level, allowable deviation Δt(℃): Grade I ± (±)1.0℃）Level II ± (±)1.5℃）； Equipped with a regular integrated transmission module and output two-wire system4～20mA DC; Single temperature sensing element; The pressure level is normal pressure or ≤0.2MpaHigh wear resistant type (single section type); The process connection isM27×2The material of the protective tube is304; Ordinary waterproof type; The nominal length is1200mm