Multi point explosion-proof thermocouple

NegotiableUpdate on 01/19

Model

Nature of the Manufacturer: Producers

Product Category

Place of Origin

Online Consult

Overview

Multi point explosion-proof thermocouple, suitable for temperature measurement and control in high temperature and high pressure places in production processes such as petroleum and chemical industries. It is a temperature device for refineries, high-pressure polyethylene, etc.

Product Details

Multi point explosion-proof thermocoupleapplication

Suitable for temperature measurement and control in high-temperature and high-pressure environments during the production processes of petroleum, chemical, and other industries. It is a temperature device for refineries, high-pressure polyethylene, etc.

Multi point explosion-proof thermocoupleMain technical parameters

Electrical export: M20x1.5, NPT1/2

Connection size: M20x1.5, NPT1/2

Protection level: IP65

Explosion proof level: d ∥ BT4, d ∥ CT5

Nominal pressure: 15-40MPa

Model and Specifications

Model number	Dividing number	Temperature measurement range ℃	Thermal response time	Protective tube material	Specification Lxl
WRNG-430 WRN2G-430	K	0-800	＜180S	1Cr18Ni9Ti	380x150 430x200 480x250 530x300 580x350 630x400 680x450
WREG-430 WRE2G-430	E	0-600
WRNG-440 WRN2G-440	K	0-800
WREG-440 WRE2G-440	E	0-600

(1) Thermocouple Level I ordered according to the agreement;

(2) Order the remaining materials of the protective tube according to the agreement;

(3) Model 430 is waterproof, and model 440 is explosion-proof.

Material and selection of protective tube

Material	Operating temperature ℃	Characteristics and Applications
1Cr18Ni9Ti	-200—800	High temperature corrosion resistance, usually used for general heat-resistant steel
304	-200—800	Low carbon content, with good intergranular corrosion resistance, usually used as a general heat-resistant steel
316	-200—750	Low carbon content, with good intergranular resistance, usually used as heat-resistant steel
316L	-200—750	Ultra low carbon content, with good intergranular corrosion resistance, usually used as heat-resistant steel
310S	-200—1000	Has high temperature oxidation resistance and corrosion resistance, usually used as heat-resistant steel
GH3030	0—1100	Nickel based high-temperature alloy steel has excellent oxidation resistance and corrosion resistance, and is usually used as a heat-resistant steel

5Selection of casing form

Flanges can be selected in different forms such as 900 (PN15) -2500LB (PN40) RJ.

code name	N	M	D	d	D1	D2
A	M20x1．5(NPT1/2)	NPT1″	Φ34	Φ9	Φ23	Φ18
B	M20x1．5(NPT1/2)	NPT11/4″	Φ45	Φ9	Φ28	Φ23

6. Flange model and specifications

Flange standard code

Standard code	File Number
Chinese National Standards	GB9112-9131-88
Chinese Ministry of Chemical Industry Standard	HG20592-20635-97 （HGJ44-76-91）（HG5001-5028-58）
Chinese Ministry of Machinery Standards	JB/T74-90-94 （JB81-82-59）
American Standard	ASME/ANSI B16．5-88
German standards	DIN 2628-2638-1975
Japanese standards	JIS2201-1796

7. Flange specifications

CLASS150-600 RF

CLASS900-2500 RJ

Selection Notice

(1) Model number

(2) Dividing number

(3) Accuracy level

(4) Material and form of protective tube

(5) Flange specifications and forms

(6) Length or insertion depth