WR□系列

防爆多点热电偶/阻

Explosion-proof multi-point thermocouple/resistance

应用Application

适用于生产现场存在易燃易爆化合物，须同时测量多个位置或位置的多处测量。

It is used for production locales with flammable and explosive chemicals as well need multi points measurement.

主要技术参数 Main Technical Parameters

电气出口：M20×1.5，NPT1/2Electric Outlet: M 20×1.5,NPT1/2

热响应时间：≤8SThermal Response Time: ≤8S

偶丝直径：Φ2、Φ3Wire Diameter: Φ2Φ3

防护等级：IP66 Protection Class:IP66

隔爆等级：ExdblICT6 Gb

Explosion-separationClass: ExdblICT6Gb

型号及规格Type& Specification

1）保护管材质根据协议订货；

we also supply/ produce protection tube of other materials

2）对于铂热电阻直径为φ3。

ForPt thermal resistance, the diameter is φ 3

型号命名方法Naming

备注:因温度计结构种类非常多，大部分产品型号选型可参照上表，特珠的产品根据实际情况选型。
Note: As there are numerous types of thermometers available, the model selection for most products can be referred to the above table.
For special products, the selection should be made based on actual circumstances.

防泄漏多点热电偶

Containment multipoint thermocouple

□性能描述与产品优势

Performance description and product advantage

1、防爆接线盒，适用于石油、石化等易燃易爆场。

2、活络接头，可更改接线盒的方向，便于现场操作。

3、采用压紧阻漏装置，防止气体或液体泄漏。

4、二次密封腔截止阀，发生泄漏及时关闭。

5、压力表，发生泄漏可通过压力表读数查看出来。

6、现场压力等级较高，采用法兰安装。

7、热电偶元件采用固定圈固定，使元件分离，实现单点抽芯 可更换。

8、每支元件设置弹性压紧，使元件与套管内壁紧密接触，实现快速准确测温。

1. Explosion-proof junction box, suitable for flammable and explosive sites such as petroleum and petrochemical industries.

2. Flexible connector, allowing the direction of the junction box to be changed, facilitating on-site operation.

3. Pressure-pressing leak-proof device is adopted to prevent gas or liquid leakage.

4. Secondary sealing chamber stop valve, which can be closed promptly in case of leakage.

5. Pressure gauge, leakage can be detected by reading the pressure gauge.

6. The on-site pressure level is relatively high, and it is installed by flange.

7. Thermocouple element is fixed by a fixing ring, allowing the element to be separated and enabling single-point core replacement.

8. Each element is equipped with an elastic press to ensure a tight contact between the element and the inner wall of the sleeve, achieving rapid and accurate temperature measurement.

微型热电偶(阻)

Mini-thermocouple(ThermalResistance)

应用 Application

适用于狭小场所的温度测量与控制。是纺织、涤纶等行业不可缺少的测温装置。

Temperature measurement and control suitable for confined spaces. It is an indispensable temperature measurement device for industries such as textiles and polyester.

主要技术参数 Main Technical Parameters

O精度等级 Accuracy Class

O热电偶:II级Thermocouple: ClassII

O热电阻：A、B级 Thermal Resistance: Class A, B

公称压力:常压Nominal Pressure: Normal pressure

O接线形式:电偶两线制 Wiring Method: Thermocouple:Two Wire

O电阻三线制Resistance: Three Wire

型号及规格Type & Specification

WRE-203S WZP-203S

WRE-205S WZP-205S

WRE-206S WZP-206S

微细铠装热电偶

TinySheathed Thermocouple

应用 Application

适用于狭小弯曲场所的温度测量与控制。是化工、化纤、制药等行业不可缺少的测温装置。

It is used for temperature measurement & control in narrow & bending place. It is necessary measuring device for chemical, chemical fiber andpharmaceutical industries etc.

主要技术参数 Main Technical Parameters

精度等级：Ⅰ级或Ⅱ级

Accuracy Class: Class I or II

公称直径：φ0.5、Φ1、φ1.5

Nominal Diameter: φ0.5、Φ1Φ1.5

弯曲半径：R≥5D

Bending Radius:R≥5D

公称压力：常压

Nominal Pressure: Normal pressure

□型号及规格Type & Specification

压簧固定热电偶

Spring Fixed Thermocouple

应用 Application

采用弹性压紧装置，使测量端紧贴被测物表面。适用于塑料、轻纺及食品等行业测温。

Theelastic compression device is adopted to ensure that the measuring end is tightly attached to the surface of the object being measured. It is suitable for temperature measurement in industries such as plastics, textiles, and food.

主要技术参数 Main Technical Parameters

精度等级：Ⅱ

Accuracy Class: II

热响应时间：<5S

Thermal Response Time: <5s

型号及规格Type & Specification

Class I thermocouple shall be ordered according to agreements

规格Specification

安装形式Installation

WZ 系列

端面热电阻

Surface Measuring ThermalResistance

□应用 Application

适合于电厂汽轮机及电机轴瓦或其它机体表面测温。

It is used to measure surface temperature for steam turbine, axis bush of mot or in power plant or other machine body

主要技术参数 Main Technical Parameters

精度等级：A、B级

Accuracy Class: Class A, B

公称压力：常压

Nominal Pressure: Normal pressure

型号及规格Type & Specification

安装方法Installation

给水泵专用端面铂热电阻

Pt Surface Measuring Thermal Resistance for Water Supply Pump Specially

□应用 Application

适合于各种给水泵的温度测量

It is used to measure the temperature of each kind of water supply pump.

201型

□主要技术参数Main Technical Parameters

精度等级：A、B级 Accuracy Class: Class A, B

公称压力：常压Nominal Pressure: Normal Pressure

接线形式：三线制、六线制

Wiring Form: Three-wire, Six-wire

236S型

231型

□型号及规格Type & Specification

直角弯头热电偶

Thermocouple w/ Right Angle Elbow

应用 Application

适用于生产现场存在高温和有害气体对热电偶接线盒有影响，或不宜直接水平及垂直安装场合。

It is used for production on locales where there is high temperature and harmful gas which has affection to connection box of thermocouple or which is not suitable for direct horizontal and vertical installation.

主要技术参数 Main Technical Parameters

电气出口：M20X1.5NPT1/2

Electric Outlet:M20X1.5 NPT1/2

精度等级：I、Ⅱ

AccuracyClass :I、II

防护等级：IP65

Protection Class :IP65

型号及规格Type & Specification

高温贵金属热电偶

Thermocouple w/ Precious Metal for High Temperature

应用 Application

适用于各种生产过程中高温场合，广泛应用于玻璃、陶瓷及工业盐浴炉等测温。

It is widely usedto measure temperature during various production processes with high temperature in glass, ceramic and industry saltbashing furnace.

主要技术参数 Main Technical Parameters

电气出口：M20X1.5NPT1/2

Electric Outlet:M20X1.5 NPT1/2

精度等级：I、Ⅱ

Accuracy Class :I、II

防护等级：IP65

Protection Class :IP65

偶丝直径：Φ0.5

Wire Diameter: Φ0.5

公称压力：常压

Nominal Pressure :Normal pressure

WR系列

炉管刀刃热电偶

Thermocouple w/ Edge on Furnace Tube

□应用 Application

采用刀刃式接头直接焊接于炉管表面，适用于石油工业炉管、塔壁表面温度测量。是炼油厂分馏塔必备测温装置。特别是炼油厂加氢炉管表面温度测量，炉管表面温度约为570℃，炉膛温度约为1000℃，微负压。

Weld an edge connector on the surface of furnace tube directly, suitable for the temperature measurement of industrial furnace tube, and surface temperature of tower wall in petroleum industries. It is necessary measuring device for fractionating tower in refinery. Especially for the surface temperature measuring for thefurnace w/hydrogen in refinery, the surface temperature of furnace tubeis about 570C,the temperature in furnace is about 1000C.Negative pressure.

主要技术参数 Main Technical Parameters

电气出口：M20X1.5 NPT1/2

Electric Outlet :M20X1.5 NPT1/2

精度等级：I、ⅡI

Accuracy Class:I、II

防护等级：IP65

Protection Class :IP65

公称压力：10MPa

Nominal Pressure:10MPa

型号及规格Type & Specification

保护管其余材质根据协议订货；

Other materials of thermowell shall be ordered according to agreement

WR□系列

吹气热电偶

Blowing Thermocouple

□ 应用 Application

吹气型热电偶的结构原理是在感温元件和外保护管之间构成一定的气路，在气路中，通入一定压力的惰性气体，以排除或减少热电偶在高温、高压条件下还原气体的渗入，增加了吹气型热电偶的吸气特性，从而延长了热电偶的使用寿命。是30万吨合成氨装置中不可缺少的测温装置。

The structural principle of the blow-type thermocouple is to establish a certain gas path between the temperature-sensing element and the outer protective tube. In thisgas path, a certain pressure of inert gasis introduced to eliminate or reduce the infiltration of reducing gases into the thermocouple under high temperature and high pressure conditions. This increases the gas absorption characteristic of the blow-type thermocouple, thereby extending the service life of the thermocouple. It is an indispensable temperature measurement device in the 300,000-ton synthetic ammonia plant

主要技术参数 Main Technical Parameters

电气出口：M20X1.5 NPT1/2

Electric Outlet :M20X1.5 NPT1/2

防护等级：IP65
Protection Class : IP65

吹气压力：0.1MPa Blowing Pressure: 0.1MPa

公称压力：2.5MPaNominal Pressure :2.5MPa

WRP系列

拱顶热电偶

Thermocouple for Arch Top of Furnace

应用 Application

拱顶热电偶是为了适应高炉拱顶温度的检测，而进行设计制造的新型热电偶。热电偶保护管选用进口SiC再结晶材料能够满足高炉测温的特殊要求，在构造上，有密封、耐振动、断管防喷出可以垂直安装和有快速装卸的法兰结构。

Thermocouple for arch top of furnace is new thermocouple designed and manufactured to suit to measure the temperature of arch top of furnace. The thermowell material is made use of importedSIC re-crystallized materialsto meet special demands of high furnace temperature measurement.It has sealed, shockresistant, anti-spray horizontal-available and quick-discharging flange structure on its structure.

主要技术参数 Main Technical Parameters

电气出口：M20X1.5NPT1/2

Electric Outlet:M20X1.5 NPT1/2

分度号：S

Grasuation : S

测温范围:0\~+1300℃

Measuring Range:0\~ +1300℃

型号及规格Type & Specification

裂解炉专用热电偶

Special Thermocouple for Heating Cracker

□应用 Application

热电偶保护管采用特殊结构，使之紧贴于裂解炉管内侧，同时可以不影响物料流动。适合于乙烯生产过程中裂解炉温度测量与控制。

The thermocouple protectivetubeadopts a special structure, allowing it to closelyadhere to the inner side of the cracking furnace tube while not affecting the material flow.It is suitablefor temperature measurement and control of the cracking furnace in the ethylene production process.

主要技术参数 Main Technical Parameters

电气出口：M20X1.5，NPT1/2
Electric Outlet:M20X1.5, NPT1/2
连接尺寸：M27X2，NPT3/4
ConnectionSize:M27X2, NPT3/4
防护等级：IP65
Protection Class:IP65

防爆等级：Exdb∥CT6Gb Explosion-proof Class:Exdb∥CT6Gb

精度等级：I级 Accuracy Class : Class I

型号及规格Type & Specification

□ 安装示意图Installation Sketch Map

1.Cracker Tube
2.Support Tube Mouth
3.High Temperature Glass Fiber
4.Paired Flange
5.Sealing Spacer
6.Connection Bolt
7.Compression Nut
8.Connector

防爆一体化

温度变送器

Explosion-proof integrated temperature transmitter

□ 应用 Application

通常和显示仪表、记录仪表、电子计算机等配套使用，输出4\~20mA。直接测量各种生产过程中的-200℃\~1700℃范围内液体、蒸汽和气体介质以及固体表面温度。

It is usually used with display meter, recording meter and computer etc. to directly measure temperature of liquid, vapor, gas medium and solid surface rangingfrom -200\~1700℃during variousproduction proc-esses with output of 4\~20mA.

工作原理Working Principle

隔爆热电偶利用间隙隔爆原理，当腔内发生爆炸时，能通过接合面间隙熄火和冷却，使爆炸后的火焰温度传不到腔外，从而进行测温。热电偶(阻)产生的热电动势(电阻值)经过温度变送器的电桥产生不平衡信号，经放大后转换成为4\~20mA的直流电信号给工作仪表，工作仪表便显示出所对应的温度值。

Explosion-proof thermocouple makes use of gap explosion-separation principle. When there is explosion inside the box, the fire can be extincted and cooled theroughthe gap on the interface, and the fire temperature willnot lead outside, then measuring temperature. Hydroelectric potential (resistance) of thermocouple (thermal resistance) will bring the unbalanced current signal through the electrical bridge, the signal will be amplified to 4\~20mA D.C. signal and transfer to the instrument, the instrument will display the relevant temperature.

☐特点 Features

●二线制输出4\~20mA，抗干扰能力强

●节省补偿导线及安装温度变送器费用

●测量范围大

●冷端温度自动补偿，非线性校正电路

Two-wire system output of 4\~20Ma, strong antiinterference performance

Save cost of compensation wire & installation of temperature transmitter

Wide measuring range

Automatic compensation of temperature at cold end, non-linearity correcting circuit

□主要技术参数

Main Technical Parameters

产品执行标准Standard

IEC 584

IEC 1515

IEC 751

GB/T 3836

GB/T 28473.1

GB/T 28473.2

JJF1664

测温范围及允差

Measuring Range & Tolerance

●热电偶Thermocouple

●热电阻Thermal resistance

输出信号：4\~20mA，负载电阻500Ω.

Output Signal: 4\~20mA, Loading Resistance,500Ω
输出方法：二线制
Output Method : Two Wire

精度等级Accuracy Class

温度变送器精度等级：0.1；0.2；0.5

显示器精度：模拟指示2.5级；数字显示1.0级

Accuracy Class of Temperature Transmitter: 0.1, 0.2,0.5

Accuracy of Display Meter: Analog lindication Class 2.5,Digital Display Class 0.1

供电电源：24V.DC士10%

Power Supply: 24V.DC +/-10%

防护等级：IP66

Protection Class: IP66

●防爆等级：

Explosion-proof Class:

隔爆+粉尘：Ex dbⅡC T1…T6 Gb； Ex tbI∥CT85℃…T450℃Db
本安+粉尘：Exia∥C T1…T6 Ga; Ex tbCT85℃…T450℃ Db
Flameproof for dust: Ex db I C T1...T6 Gb; Ex tb I CT85℃… T450℃ Db
Intrinsically safe for dust: Ex ia II C T1...T6 Ga; Ex tb II CT85℃ T450℃ Db

绝缘电阻：Insulation Resistance

仪表输出接线端子与外壳之间的绝缘电阻应不小于50MΩ。

Insulation resistance between instrument output wire connecting head and outer case should be noless than 50MΩ.

热响应时间:ThermalResponseTime

当温度出现阶跃变化时，仪表的电流输出信号变化至相当于该阶跃变化的50%所需的时间，通常以τ0.5表示当温度变送器的阶跃响应稳定时间不超过热电偶(阻)热响应稳定时间τ0.5的五分之一时，则用热电偶(阻)热响应时间作为仪表的热响时间。

当温度变送器的阶跃响应稳定时间不超过热电偶(阻)热响应稳定时间τ0.5的二分之一时，则用温度变送器热响应时间作为仪表的热响应时间。

When the temperature has step-jumping change, theneeded time for current output signal of instrumentchanges to 50% of the step-jumping change, this timeis called thermal response time, indicating with τ 0.5. When step-jumping response stable time of temperaturetransmitter is no more than 1/5 times of τ 0.5, thermalresponse time of instrument shall be considered as thethermal response time of thermocouple (thermal resistance).

When step-jumping response stable time of temperature transmitter is no more than1/2 times of τ 0.5, thermalresponse time of instrument shall be considered as the thermal response time of temperature transmitter.

基本误差 Basic error

带温度变送器的热电偶(阻)基本误差应不超过热电偶(阻)和温度变送器基本误差的合成误差。

即：△=△1+△2

△1为热电偶或热电阻的基本误差;

△2为温度变送器的基本误差。

The basic error of instrument should be no less than the compound error caused by thermocouple (thermal resistance) and temperature transmitter.

△=△1+△2

△1 tolerance value allowed by thermocouple (thermal resistance)

△2 basic error of temperature transmitter

工作环境Working environment

支撑管长度确定Determination of Support Tube Length

温度变送器的工作温度由支撑管所造成的壳体升温同环境温度之和。支撑管所造成的壳体升温见下图：

The shell temperature rising of the working temperature on temperature transmitter is the same with environment temperature. The shell temperature rising caused by support tube, PLS see figure below:

3051型温度变送器 Model 3051 Temperature Transmitter

电气接线Electricalwiring

外形尺寸Dimensions of the shape

安装形式Installation form

连接传感器Connect the sensor

4088型温度变送器 Model 4088 Temperature Transmitter

电气接线Electrical wiring

外形尺寸Dimensions of the shape

安装形式Installation form

连接传感器 Connect the sensor

型号命名方法Naming

备注：因温度计结构种类非常多，大部分产品型号选型可参照上表，特殊的产品根据实际情况选型。Note: As there are numerous types of thermometers available, the model selection for most products can be referred to the table above. For special products, the selection should be made based on actual circumstances.

选型须知Selection notice

1）型号

2）分度号

3）防爆等级

4）温度范围

5）热电偶（阻）精度等级

6）温度变送器（显示器）精度等级

7）安装固定形式

8）保护管材质

9）长度或插入深度

例A：带温度变送器防爆热电偶，K型，固定螺纹M27X2，防爆等级iaⅡCT4级，温度范围-200\~+150℃，温度变送器精度等级0.5，保护管316L，保护管直径16mm，长度450mm，插入深度300mm。

WRNB-240，L=450X300，ialICT4，温度变送器 0.5级，保护管316L，螺纹M27X2

1)Type

2)Graduation

3)Explosion-proof Class

4)Temperature Range

5)Accuracy Class of Thermocouple/Thermal Resistance

6)Accuracy Class of Temperature Transmitter/Displayer

7)Mounting & Fixing

8)Thermowell Material

9)Length or Insert Depth

Example A: explosion-proof thermocouple with temperature transmitter, type K, fixed thread M27x2, accuracy class of tem-perature transmitter0.5, protection tube316L, thediameter of theprotective pipe is 16mm, length 450mm. Insert depth 300mm.

WRNB-240,L=450X300,ialICT4, temperature transmitter 0.5 protection tube 316L, thread M27X2

温度变送器

Temperature Transmitter

□应用 Application

HNWB温度变送器作为工业温度感知层的核心信号转换单元，以热电偶、热电阻等接触式测温元件为输入前端，通过信号调理模块完成微弱热电势/电阻信号的稳压滤波、非线性校正、冷端温度补偿、V/I转换及抗干扰处理，最终输出与被测温度呈严格线性关系的4\~20mA模拟电流信号、0\~10V电压信号或HART/Modbus等数字化总线信号，实现温度变量的长距离、低失真传输，为工业过程控制系统提供可直接接入的标准化温度数据源。

本产品可广泛用于石油、天然气、化工、冶金、热电、水泥、玻璃等行业，可与各种电动仪表、智能、数显表及计算机控制系统等配套使用。

As the core signal conversion unit in the industrial temperature sensing layer, the HNWB temperature transmitter takes contact temperature measuring elements such as thermocouples and thermal resistors as its input front end. Through the signal conditioning module, it performs voltage stabilization and filtering of weak thermoelectric potential/resistance signals, nonlinear correction, cold junction temperature compensation, V/I conversion and antiinterference processing. Finally, it outputs 4\~20mA analog current signals, 0\~10V voltage signals, or digital bus signals including HART and Modbus that maintain a strict linear relationship with the measured temperature. This enables long-distance, low-distortion transmission of temperature variables, providing standardized temperature data sources that can be directly connected to industrial process control systems.

This product is widely applied in industries including petroleum, natural gas, chemical engineering, metallurgy, thermal power, cement and glass. It can be matched with various electronic instruments, intelligent meters, digital display meters and computer control systems.

仪表主要特点

Main features for instrument

●二线制传送，无需补偿导线；

●抗干扰能力强，远传性能好；

●结构简单、合理，安装方便；

●小型化、安全可靠，使用寿命长；

Two wire transmitting, no compensation wire needed Strong anti-interference performance, good remotetransmitting performance

Simple, suitable structure, convenient for installation Small type, safety reliable, long life expectancy

★：1）可按用户要求生产其它型号的变送器并配备智能数字显示仪表。

We are in position to produce other types transmitter with intelligent digital-display meter according to user's demand.

特点 Features

●供电电源24VDC，允许范围为18\~30VDC;

●输出信号为4\~20mA;

●负载电阻：500Ω；

●允许基本误差：±0.5%F.S；

●温度附加误差：≤0.015 %/℃；

●使用环境温度：-40\~70℃；

●功耗：≤0.5W；

●防护等级：IP65

Power supply source 240DV, range allowed 18\~30VDC

Signal output 4\~20mA

Loading resistance 500Ω

Basic errors allowed± 0.5% F.S

Additional error for temperature ≤0.015%/C

Operation environment temperature:-40\~70℃

Power exhaustion: ≤0.5W

Protection class IP65

隔离型智能温度变送器

Isolation-type intelligent temperature transmitter

概述 Overview

·两线制标准

·高稳定性，高精度

·传感器故障信号可预设

·可在线组态，切换输入型号，量程等参数

·输入输出电气隔离高达1000VAC

• Two-wire system standard

• High stability, high accuracy

• Sensor fault signals can be preset

• Can be configured online, switch input models, range and other parameters

• Input and output electrical isolation up to 1000VAC

供电电源 Power supply source

变送器在回路电压低到12VDC时仍然可以工作，反转极性不会造成损害。

由于回路上接有负载电阻，因此变送器的最小供电电压须大于12VDC。

供电电压和环路负载关系如图。

The transmitter can still operate when the loop voltage drops to 12VDC, and reversing the polarity will not cause any damage.

Since a load resistor is connected in the loop, the minimum supply voltage of the transmitter must be greater than 12VDC.

The relationship between the supply voltage and the loop load is shown in the figure.

组态 Configuration

组态方法：需使用专用的手机或者PC端调试器。
将调试器的夹子夹在变送器的电源端子上即可。
组态：
输入类型：热电阻(RTD) 电阻(Ω)热电偶(TC) 电压(mV)·接线类型：2-，3-或4-线连接二线制测量电缆电阻补偿(0\~50Ω)·量程范围：用户可自定义量程范围

Configuration method: A dedicated mobile phoneor PC debugger is required for configuration.

Just clip the clamp of the debugger onto the power terminal of the transmitter.

Configuration:

Input type: Thermal resistance (RTD) R esistance (Ω) Thermocouple (TC) Voltage (mV)

• Connection type: 2-, 3-, or 4-wire connection

Two-wire measurement cable resistance compensation (0 – 50Ω)

• Range: The user can define the range themselves

外形尺寸 Dimensions of the shape

信号输入 Signal input

Pt 100,Pt1000二线制接线 Pt100, 1000 ohm two-wire connection

Pt 100,Pt1000三线制接线 Pt 100, Pt 1000 three-wire connection method

Pt 100,Pt1000四线制接线 Pt 100, Pt 1000 four-wire connection method

电偶输入B,S,T,N,R,K,E,J Electrical pair inputs B, S, T, N, R, K, E, J

输出接线 Output wiring

传感器输入范围Sensor output range

输出参数 Output parameters

HART协议二线制隔离型温度变送器 HART protocol two-wire isolated temperature transmitter

概述 Overview

两线制标准，完全兼容HART协议
高稳定性、高精度
传感器故障信号可预设
可在线组态，切换输入型号，量程等参数
输入输出电气隔离达1000VAC
Two-wire standard, fully compatible with HART protocol
High stability and high accuracy
Sensor fault signals can be preset

Can be configured online, switch input models, range and other parameters

Input and output are electrically isolated up to 1000V AC

组态 Configuration

配置变送器:可以是手持式HART475通讯器，也可以是PC机安装了HART软件。变送器配备了完整的HART通用命令，这些通用命令可以识别任一标准的HART手操器或PC软件的指令。

HART通讯正常工作须接通电源,环路负载须至少250欧。为使安装于现场的变送器正常通讯，负载电阻、线缆电阻，线缆电容必须满足下图要求。

Configuration of transmitters: It can be a handheld HART475 communicator, or it can be a PC with HART software installed. The transmitter is equipped with complete HART universal commands, which can recognize the instructions of any standard HART programmer or PC software.

For the HART communication to work properly, the power supply must be connectedand the loop load must be at least 250 ohms. To ensure that the transmitters installed at the site can communicate normally, the load resistance, cable resistance, and cable capacitance must meet the requirements shown in the following diagram.

外形尺寸 Dimensions of the shape

33\~36mm

供电电源 Power supply source

变送器在回路电压低到12VDC时仍然可以工作，反转极性不会造成损害。

由于HART通讯协议需要在回路上接至少250的电阻，因此变送器的最小供电电压为16VDC。

供电电压和环路负载关系如图。

The transmitter can still operate when the loop voltage drops to 12VDC, and reversing the polarity will not cause any damage.

Since the HART communication protocol requires a minimum of 250 ohms of resistance on the loop, the minimum supply voltage for the transmitter is 16VDC.

The relationship between the supply voltage and the loop load is shown in the figure.

输出参数 Output parameters

信号输入 Signal input

Pt 100,Pt1000三线制接线 Pt 100, Pt 1000 three-wire connection method

电阻(Ω)三线制接线 Resistance (Ω) Three-wire connection

热电偶输入B,S,T,N,R,K,E,J Thermocouple inputs: B, S, T, N, R, K, E, J

毫伏(mV)输入Millivolt (mV) input

输出接线 Output wiring

HART通讯HART communication

标准模式 Standard Mode

在标准模式下，4-20mA输出有效，主设备可接于任意位置。请注意必须保证连接点和电源之间至少有250Ω的电阻，以保证能够正常通讯。回路的总电阻不得超过1000Ω。

In the standard mode, the 4-20mA output is valid. The main device can be connected at any position. Please note that a resistance of at least 250Ω must be ensured between the connection point and the power supply to ensure normal communication. The total resistance of the circuit must not exceed 1000Ω.

多点模式 Multi-point mode

在多点模式下，4-20mA输出无效(固定为4mA)。同一回路最多可接15个单元与主设备通讯，每个单元只响应与其地址相匹配的信息。

In the multi-point mode, the 4-20mA output is invalid (fixed at 4mA). A maximum of 15 units can be connected to the same loop for communication with the main device. Each unit only responds to information that matches its address.

安装Installation

中心空直径7mm，很容易穿过传感器引线或插入套管，极大地方便了安装过程。

The center clearance diameter is 7mm. It can be easily passed through the sensor lead or inserted into the sleeve, greatly facilitating the installation process.

校验方法Rectifying Method

●用于爆炸危险场所时，请注意防爆标志与防护等级；

●机电一体化温度变送器安装的环境必须是在-40℃\~70℃，当周围环境温度太高时，HNWB信号转换器和显示模块可以与热电偶或热电阻分离安装。(我厂配有分离安装变送器的专用防爆盒）；

●加电前，请仔细检查电源的正负极性，不能接错，否则可能造成不可知后果；

●HNWB信号转换器和显示仪模块用环氧树脂灌封固化，以加强其防震性能，并防湿、防腐、防潮；

●温度变送器使用六个月后需进行校验。

Please notice explosion indication & protection class under use of dangerous explosion environment

●The installation environment must be within-40\~70℃ for electro mechanical integration temperature transmitter. If the temperature is so high, HNWB signal transducer and display module can be separately installed with thermocouple or thermal resistance. (We provide special explosion-proof box for separation installation transducer)

●Please check the electrical source before powering, don't connect with error, or causing unexpected result

●HNWB signal transducer and display module are been in solid form by circle-oxygen sealing, which strengthen shock-resistant performance, and anti-wet, anti-corrosion, anti-humidity.

●Temperature transmitter should be rectifying after used for six months

热电阻温度变送器校验方法

Calibration method for thermal resistance temperature transmitters

设备要求：41/½数字电压表一台

0.01Ω\~1KΩ电阻箱一台

250Ω线绕精密电阻一只

直流24V 稳压电源一台

●按系统连接方法接线

●根据变送器铭牌上标明的传感器和量程范围，输入相应的阻值，使输出分别为1V和5V(可分别调整零点电位器满度电位器)

●按量程十等分点输入各电阻值，检查各温度点输出是否符合精度范围

●按说明书技术指标逐项进行测试，应符合技术要求

Equipment demand:

One 4½ digital voltmeter

One 0.01Ω to 1KΩ resistance box

One 250Ω wire-wound precision resistor

One DC 24V regulated power supply

●Wire according to system connection method

Input relevant resistance value according to sensor & range indicated on transducer, and output 1V & 5V respectively (adjust zero pointelectric-position and full electric-position machine respectively)

●Input each resistance value according to liangcheng +point, inspecting if each temperature point is in line with accuracy range

Test one by one according to technology indication in description book, it should be in line with technology demand

热电偶温度变送器校验方法

Calibration method for thermocouple temperature transmitter

设备要求：

41½2数字电压表一台

UJ33a电位差计一台

250Ω线绕精密电阻一只

直流24V 稳压电源一台

●按系统连接方法接线

●根据变送器铭牌上标明的传感器和量程范围，输入相应的阻值，使输出分别为1V和5V(可分别调整零点电位器满度电位器)

●按量程十等分点输入各电阻值，检查各温度点输出是否符合精度范围

●按说明书技术指标逐项进行测试，应符合技术要求。

Equipment demand:

One 4½ digit voltmeter

One UJ33a potentiometer bridge

One 250Ω wire-wound precision resistor

One DC 24V regulated power supply

Wire according to system connection method

●Input relevant resistance value according to sensor & range indicated on transducer, and output 1V &5V respectively(adjust zero point electric-position andfull electric-position machine respectively)

●Input the resistance values at each ten-equallydivided point according to the range, and check whether the output at each temperature point is within the accuracy range.

Conduct tests item by item according to the technical indicators in the manual, and it should comply with the technical requirements.

订货须知OrderingInstructions

●特殊规格订货可经双方协协商决定

●可根据用户需要配用相应材质的保护管，如刚玉质或高铝质保护管。

●如果有其它特殊要求请在订货时注明。

●Special specifications can be determined through mutual negotiation between the two parties.

●Protective tubes of corresponding materials can be provided according to user requirements, such as corundum or high-aluminum protective tubes.

● If there are any other special requirements, please specify them during the ordering process.

双金属温度计

Bimetalli Thermometer

☐ 应用 Application

双金属温度计是一种测量中低温度的现场检测仪表。可以直接测量各种生产过程中的-80℃\~600℃范围内液体、蒸汽和气体介质温度。

The bimetallic thermometer is a type of on-site detection instrument used for measuring medium and low temperatures. It can directly measure the temperatures of liquids, vapors andgases in various production processes within the range of -80℃\~ 600℃.

特点 Features

Directly display temperature on spot with convenience

●安全可靠，使用寿命长;Safety reliable, long life expectancy

●多种结构形式，可满足不同要求。Many structure forms to meet different demands

●表盘可带调零装置，不在零位可以微调。 The dial can be equipped with a zero adjustment device.
It can be fine-tuned when not at zero position.

●表盘可带三针，三针指针应由可调动的红、绿指针与黑色读数指示指针及专用调节装置组成，可调节视值范围。

The dial can have three hands. The three hands should consist of adjustable red and green hands, a black reading indication hand, and a dedicated adjustment device, which can adjust the viewing range.

工作原理Working Principle

双金属温度计是基于绕制成环性弯曲状的双金属片组成。一端受热膨胀时，带动指针旋转，工作仪表便显示出所应的温度值。

The bimetallic thermometer is composed of two bimetallic strips wound into a circular and curved shape. When one end is heated and expands, it drives the pointer to rotate, and the working instrument then displays the corresponding temperature value.

□主要技术参数Main Technical Parameters

产品执行标准Standard

JB/T8803
GB/T3836
标度盘公称直径：60，100，150
Nominal Diameter of dial: 60,100,150
精度等级：（1.0），1.5
Accuracy class 1.0, 1.5

热响应时间：≤40S

防护等级：IP65

Protection class: IP65

●测温范围

Measuring Range

正常工作大气条件

Normal Working Atmosphere condition

测量端形式

Measuring End Form

一体化All-in-one

抽芯式 Core Pulling

外形及尺寸

Size & Outer Shape

轴向型 Axial

径向型 Radial

万向型Radial

安装固定形式 Mounting & Fixing Type

●可动外螺纹Moveable Outer Thread

●可内外螺纹MoveableInner Thread

●固定螺纹Fixed Thread

●卡套螺纹 Compression Thread

●卡套法兰Compression Flange

●固定法兰Fixed Flange

固定螺纹 Fixed Thread<br>可动外螺纹Moveable Outer Thread

注：可提供ANSI、JB、HG等标准法兰

Notice: we can supply ANSI, JB, HG etc. standard flange

卡套螺纹 Compression Thread

卡套法兰Compression Flange

固定法兰Fixed Flange

型号命名方法Naming

型号及规格Type & Specification

轴向型 Axial Type

径向型 Radial Type

注：其余长度“L”可协议订货。

For other length, L can be ordered due to agreement.

万向型Universal Type

选型须知Selection notice

1）型号 1)Type

2）表盘直径 2)Graduation

3）精度等级 3)Accuracy Class

4）安装固定形式 4)Mounting & Fixing Form

5）测温范围 5)Measuring Range

6）长度或插入深度 6)Length or Insert Depth

例A：万向型，表盘直径φ100，测温范围0-400℃,1.5级，活动外螺纹M27×2，长度450mm，

WSS-481,0-400°C,L=450,M27×2,1.5级

Example A: UniversalType, Dimeter of Meter isΦ100, MeasuringRange 0-400C, 1.5 Grade,

Movable Outer Thread M27×2, Length450mm

WSS-481, 0-400°C, L=450, M27×2,1.5Grade

安装方法示意Installation Sketch Map

垂直管道安装方法Upright Pipe

垂直管道安装方法Upright Pipe

□直接连接头规格

Direct Connector Specification

弯曲管道安装方法BendingPipe

法兰安装方法Flange

电接点双金属温度计

Electric Junction Bimetallic Thermometer

应用 Application

电接点双金属温度计应用于生产现场对温度需自动动控制和报警。直接测量各种生产过程中-80℃\~600℃范围内蒸汽气体介质温度。

The electric-contact bimetallic thermometer is applied to production sites where automatic temperature control and alarm are required. It directly measures the temperature of steam and gaseous media within the range of -80℃\~600℃ in various production processes.

特点 Features

●现场显示温度，直观方便；

Directly display temperature on spot with convenience

●具有自动切断电源和报警功能；

Automatically break power and alarm

●安全可靠，使用寿命长；

High reliability and long life expectancy

●多种结构形式，可满足不同要求。

Many structure forms to meet different demands

□工作原理 Working Principle

电接点双金属温度计是利用温度变化时带动触点变化，当其与上下限触点接触或断开的同时，使电路中的继电器工作，从而自动控制及报警。

Temperature change results in contact or break of electric contact which leads to qperation of relay in circuit to realize automatic control and alarming.

□主要技术参数

Main Technical Parameters

产品执行标准Standard

JB/T 8803
GB/T 3836
标度盘公称直径：100
Nominal Diameter of Dial 100
精度等级：（1.0），1.5
Accuracy Class 1.0, 1.5

热响应时间：≤40S Thermal Response Time: ≤40S 防护等级：IP65 Protection Class:IP65

电气参数 Electric Parameters

绝缘电阻 Insulation Resistance

正常工作大气条件

温度-25\~+55℃，相对湿度≤85%。

设定点误差

设定点误差应不超过基本误差限的1.5倍。

切换差

切换差应不超过基本误差限的1.5倍。

切换重复性

切换重复性极限范围不大于基本误差限绝对值的1/2。

NormalAmbient Condition

Temperature -25\~+55℃,relative humidity ≤80%

Setting Point Error

Setting point error should be no more than1.5 times of basic error limit

Switching Error

It shall be no more than 1.5 times of basic error limit Switching Repeat

Its limit range shall be no more than 1/2 the absolute value of basic error

型号命名方法Naming

型号及规格Type & Specification

电接点接线方式 Electric Junction Wiring Method

隔爆双金属温度计

Explosion-separation Bimetallic Thermometer

应用 Application

双金属温度计可以直接测量生产现场存在碳化物等爆炸物各过程中的-80℃\~600℃范围内液体、蒸汽和气体介质以及固体表面测温。

It is used to directly measure temperature of liquid, vapor and solid surface ranging from -80℃ \~600°C during production on spot with explosives such as hydrocarbon.

主要技术参数Main Technical Parameters

标度盘公称直径:100
Nominal Diameter of Dial, 100

热响应时间:≤40S Thermal Response Time: ≤40S

隔爆等级:ExdbIICT6 Gb Explosion-separation Class: ExdblICT6 Gb

额定功率:10VA Rated Power: 10VA

最高电压:24VMax. Voltage: 24V

最高工作电流:0.7AMax. Working Current: 0.7A

型号命名方法Type naming method

选型须知Selection notice

1)型号 1)Type
2)精度等级 2)Accuracy class
3)测温范围 3)Measuring Range
4)电接点位式调节 4)Electric Contact Regulation
5)安装固定形式 5)Mounting & Fixing
6)插入长度 6)Insert Length
7)防爆等级 7)Explosion-proof Class

例A：隔爆型径向式双金属温度计，位式调节上下限，测温范围0-400℃，保护管316，插入长300mm，WSS411M，0-400℃，L=300，保护管316，防爆等级：ExdblICT6 Gb

Example A: Explosion-proof Radial Bimetallic Thermometer with on-off upper and lower limit adjustment Measuring range: 0\~400C, 316 stainless steel thermowell, insertion length: 300mm Model: WSS411M, measuring range 0\~400°C, insertion length L=300, thermowell material: 316 stainless steel Explosion-proof marking: ExdIICT6 Gb

热套式双金属温度计

Bimetallic Thermometer w/Thermowell

应用 Application

双金属温度计配合各式安装套管，满足不同压力等级要求。

可以直接测量各种过程中的-80℃\~600℃范围内液体、蒸汽和气体介质以及固体表面测温。

It is connected / matched with various installation tubes to meet different demands on pressure clas

It is usedto directly measure temperature of liquid, vapor, gas medium and solid surface ranging from -80C \~600°C during various production processes.

技术参数TechnicalParameters

标度盘公称直径：100、150

Nominal Diameter of Dial 100, 150

精度等级：（1.0），1.5
Accuracy Class: 1.0, 1.5

热响应时间：≤40S

Thermal Response Time: ≤40S

防护等级：IP66

Protection Class: IP66

连接尺寸：M20×1.5，NPT1/2

Connection Size: M201.5,NPT1/2

外形及尺寸 Outer Shape & Size

型号及规格Type & Specification

选型须知Selection notice

1)型号

1)Type

2)精度等级

2)Accuracy class

3)测温范围

3)Measuring Range

4)安装固定形式

4)Mounting & Fixing Type

5)热安装套管形式

6)插入长度

5)Thermowell Form

6)Insert Length

例A:万向型双金属温度计，测温范围0-400℃，热安装套管TH03C，插入长 300mm，WSS-481/TH03，0-400℃,L=300

Example A: universal type bimetallic thermometer, measuring range 0\~40℃, thermal mounting sleeves TH03C,insert length300mm, WSS-481/TH03, 0\~40C, L=300

带热电偶（阻）双金属温度计

Bimetallic Thermometer with Thermocouple (Thermal Resistance)

应用 Application

采用双金属温度计与热电偶（阻）一体的方式，既满足现场测温需求，亦满足远距离传输需求。可以直接测量各种过程中的-80℃\~600℃范围内液体、蒸汽和气体介质以及固体表测温。

We adopt integral design for bimetallic thermocouple with thermocouple (thermal resistance) to meet demands on measuring temperature on spot or long distance transmission. It is used to directly measure temperature of liquid, vapor, gas medium and solid surface ranging from -80°℃\~600°C during various production processes.

技术参数Technical Parameters

标度盘公称直径：φ100、φ150 Nominal Diameter of Dial 100, 150

热响应时间：≤40S Thermal Response Time: ≤40S

防护等级：IP66

Protection Class: IP66

精度等级：（1.0），1.5

Accuracy Class: 1.0,1.5

热电偶：级，1.5℃；∥级，2.5℃

Thermocouple: Class I, 1.5℃, Class II, 2.5℃

热电阻：A级：±(0.15+0.002|tl)

Thermal Resistance: Class A: +/-(0.15+0.002/t/)

B级：±(0.30+0.005|tl)

Class B: +/- (0.30+0.005 /t/)

型号及规格Type & Specification

选型须知Selection notice

1）型号 1)Type

2）热电偶（阻）分度号 2)Graduation of Thermocouple (Thermal Resistance)

3）热电偶（阻）精度等级 3)Accuracy Class of Thermocouple (Thermal Resistance)

4）双金属温度计精度等级 4)Accaracy Class of Bimetal Thermometer

5）测温范围 5)Measuring range

6）安装固定形式 6)Installation & Fixing Type

7）保护管材质 7)Thermowell Material

8）长度或插入深度 8)Insert Length or Depth

例A：带热电偶双金属温度计，轴向型，E型，I级，测温范围0-400℃,活动螺纹M27×2，保护管

316，插入长度300mm，

WSSE-401，0-400°℃，L=300，I级，保护管316，螺纹27×2

Example: Bimetallic Thermometer with thermocouple, Axial Type, Type E, Class I, Measuring Range

0\~40C,Moveable Thread M27×2, Thermowell 316, Insert Depth 300mm

WSSE-401,0\~40C,L=300,class1,Thermowell316,thread M27×2

热安装套管

Hot installation sleeve

应用 Application

与两节式热电偶（阻）和双金属温度计配套使用，保护热电偶(阻)和双金属温度计正常工作。且可用于高压高流速场合。

It is matched with thermocouple(thermal resistance) and bimetallic thermometer to ensure their normal operation. It can also be used for environments under high pressure and high flow velocity.

特点 Features

全部参照IEC国际标准设计；

All designed according to IEC international standards

盲孔加工厂，耐高压；

Resistance again high pressure

与设备同期制造和安装；

Manufactured and installed ame time

不同压力等级，可满足不同需要。

Different pressure class can meet different demands

工作原理Working Principle

公称压力Nominal Pressure

一般是指在常温下，保护管所能承受静态外压而不破裂。允许工作压力不仅与保护管材料、直径、壁厚有关，且与其结构形式、安装方法、置入深度及被测介质的流速、种类有关。

It is usually means the static outer pressure which the protection tube can offer and will not be broken under the working temperature. In fact, working pressure not only has relationship with with protection tube material, diameter and thickness of wall, butalso the structure form, installation method, inserting depth and the flow speed and type of the medium etc.

水压试验Water Pressure Test

对保护管的耐压和泄漏检查有要求时，须对保护管进行试验。试验压力为保护管公称压力的1.5倍。

When there is request about pressure resisting and leakage of thermowell, we need to test the thermowell, the tested pressure should be 1.5 times to the norminal pressure of thermowell.

X射线探伤试验X-ray Test

对保护管的壁厚、偏心距等项目检查有要求时，须按用户要求进行检查。

When there is request of wall thickness and eccentricity of thermowell, we needto test. according to user's demand.

可依据ASME PTC 19.3进行套管振动频率及强度计算，当计算不合格时可通过增加套管外径、缩短插深、加强钉等方式使其合格。

The vibration frequency and strength of the casing can be calculated according to ASMEPTC 19.3. If the calculation is not satisfactory, it can be made qualified by increasing the outer diameter of the casing, shortening the insertion depth, or strengthening the nails.

□型号命名方法Naming

Note: The specifications and materials of the casing can be customized. If there are any special requirements such as NACE treatment, please contact the quotation personnel

选型须知Selection notice

1)型号 Type

2)套管代号 ThermowellCode

3)插入深度 Insert Depth

4)套管材料 Thermowell Material

例A：装配热电偶，活络管接头式，K型，套管代号 TH02AB，插入长度150mm。套管材料316，WRN-84/ TH02AB

Example A: Assembly thermocouple, elbow tube connector, type K, thermowell code TH 02AB.insert length 1500mm, thermowell material 316 ,WRN-84/TH02AB