New structural armored thermocouples, RTDs

area

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Product Type in Area A

W

Thermometers

R

thermocouple

Z

Thermal resistance

① Thermocouple graduation number

B

Thermocouple B graduation

R

Thermocouple R graduation

S

Thermocouple S graduation

N

Thermocouple N graduation

K

Thermocouple K graduation

E.

Thermocouple E graduation

J

Thermocouple J graduation

T

Thermocouple T graduation

P

Thermal resistance Pt100

C

Thermal resistance Cu50

K

Armored

G

new structural type

◇

Temperature measuring element single or double (double mark 2)

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B area temperature element device

② Wiring method

1

Wiring board

2

Splash-proof junction box

3

Waterproof junction box (protection grade IP65)

4

Explosion-proof junction box (explosion-proof grade Ex dllBT4 or dllCT6)

5

Waterproof spring loaded junction box

6

Handle type (or connector)

7

Explosion-proof spring pressure junction box

8

Special small junction box (not suitable for double-branched thermocouples or thermal resistances)

9

With compensating wire

③ Measuring terminal type

1

Insulated

2

Shell type

3

Insulated separate type

4

Armor core variable diameter fast type

④ Install the fixture

WG

No fixed installation

GL

fixed thread

HK

Active ferrule thread

GK

Fixed ferrule thread

KM

Ferrule spring type

GF

fixed flange

HF

Active ferrule flange

GF

Fixed ferrule flange

S

With reinforced tube

G

Movable bolt type with reinforcing pipe

N

Fixing bolt type with reinforcing tube

NH

Sealed and fixed bolt type with reinforcing tube (armoured thermocouple and bolt seal welding)

u

Spring pressure type reinforcement tube with flexible joint

B

leak-proof

NS

Reinforced telescopic

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Protective casing outside C zone

⑤Outer protective sleeve process connection

1

No fixed process connection (or plant-specific code)

2

Fixed screw connection seamless stainless steel outer sheath

3

Movable flange connection seamless stainless steel outer protective sleeve

4

Fixed flange connection seamless stainless steel outer sheath

5

movable flange square

6

Fixed screw connection integral drilling prototype warming sleeve

7

Fixed flange connection integral drilling prototype temperature sleeve

PD01

Temperature sensor 20X25

PD02

Temperature sensor 20X75

PD03

fixed card

PD04

R arc collector block

PD05

R arc bevel heat collector block

PD06

Sifang heat fast + base

PD07

Hoop type

PD08

Washer type

⑥Outer protective sleeve diameter

0

Φ16 outer protection tube

1

Φ20 outer protection tube

2

Reduced diameter outer protection tube

3

High temperature and high pressure welded integral drilling temperature sleeve for power station

4

Medium temperature and medium pressure welded integral drilling temperature sleeve for power station

5

Low temperature and low pressure prototype fixed thread temperature bushing for power station

6

Ultra-supercritical high-temperature pressure-welded integral drilling temperature sleeve

7

Ultra-supercritical high-temperature pressure-welded integral drilling temperature sleeve (fast type)

(outer diameter)

Special outer diameter temperature jacket (D 1 D 2 when tapered )

⑦The material code of the outer protective casing (Chinese and foreign comparison table of commonly used metal materials)

A

1Cr18Ni9Ti (or 321)

B

0Cr18Ni9Ti (or 304)

C

0Cr18Ni12Mo2Ti (or 316,316L)

D.

0Cr25Ni20 (or 310S)

E.

00Cr22Ni5Mo3N (duplex stainless steel 2205)

f

PTFE coated

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Protective casing outside C zone

G

GH3030 nickel base high temperature and corrosion resistant alloy

HB

Hastelloy B-2 Alloy

HC

Hastelloy C-276 Alloy

I

317L (or 00Cr19Ni13Mo3)

J

3YC52 (Ni45Cr17A)

m

Precision casting wear-resistant head

MK

Mongier K-500 Alloy

N

Wear-resistant spraying

S 1

recrystallized silicon carbide

S 2

Nitrogen bonded silicon carbide 75%SiC25%Si3N4

T 1

High alumina (containing 85% A1 2 O 3 ceramic protection tube)

T 2

Corundum (contains 99% A1 2 O 3 ceramic protection tube)

TP91

ASTM A335P91

TP92

ASTM A335P92

TP11

A691Cr1-1/4CL22

TP22

A691Cr1-1/4CL22

TP347

TP347H

V 1

12Cr1MoV

V 2

15CrMo

W

Wb36 (or 15NiGuMoNb5)

D area specifications

⑧Armored thermocouple (resistance) diameter

05

Φ0.5

10

Φ1

20

Φ2

30

Φ3

32

Φ3.2

40

Φ4

48

Φ4.8

50

Φ5

60

Φ6

64

Φ6.4

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D area specifications

80

Φ8

95

Φ9.5

127

Φ12.7

⑨ total length

L

(mm)

⑩Accuracy grade

I

Accuracy class I (0.4%t)

II

Accuracy class II (0.75%t)

III

(Special precision requirements need to be marked in brackets)

Example 1: III (0.3%t), means: tolerance range 0.3%t

Example 2: III (0.5°C/6000h), means: 6000 hours stability 0.5°C

⑪Insertion depth (if any)

u

(mm)

⑫Process connection (thread code of each country)

M12

Thread M12x1.5

M16

Thread M16x1.5

M20

Thread M20x1.5

M27

Thread M27x2

M33

Thread M33x2

G1/2

Thread G1/2-in (or 1/2-in, BSPF, PF)

G3/4

Thread G3/4-in (or 3/4-in, BSPF, PF)

G1

Thread G1-in (or 1-in, BSPF, PF)

R1/2

Thread R1/2-in (or 1/2-in, BSPF, PF)

R3/4

Thread R3/4-in (or 3/4-in, BSPF, PF)

R1

Thread R1-in (or 1-in, BSPF, PF)

NPT1/2

Thread R1/2-in.NPT (or Z1/2-in)

NPT3/4

Thread R3/4-in.NPT (or Z3/4-in)

NPT 1

Thread 1-in.NPT (or Z1-in)

DN_PN_

Flange (HG20592-97~HG20635-97)

⑬Junction box protection level

EB4

Cast aluminum alloy explosion-proof junction box Ex dllBT4

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D area specifications

ExC6

Cast aluminum alloy explosion-proof junction box ExdllCT6

P

304 stainless steel waterproof junction box IP65

PExB4

304 stainless steel explosion-proof junction box Ex dllBT4

PExC6

304 stainless steel explosion-proof junction box Ex dllBT6

PH01

round handle

PH02

handle

PP01

flat plug-in

PP02

Multi-meter connector

PP03

Instrument connector

PP04

Cable positioning buckle connector

PP05

Cable quick interface connector