Martens 传感器 GTL737 温度传感器 Martens of the GHM GROUP

Martens 传感器 GTL737 温度传感器 Martens of the GHM GROUP

夹紧温度传感器GTL737用于在没有介质接触的情况下测量温度。

测量端直接位于管壁上，并通过管道上的夹紧式适配器固定。 该测量过程提供高精度和快速响应时间，这通常优于具有介质接触的测量原理。

●通过夹紧式适配器进行简单安装

●没有媒体联系的过程连接

●即使不使用热化合物，也

●响应时间快

●更换/清洁传感器，无需中断过程

●带集成变送器的Pt100传感器

●变送器可通过GTL配置工具或按钮进行编程

●LCD现场显示，背景照明

●输出4..20 mA，2线连接

Martens 传感器 GTL737 温度传感器 Martens of the GHM GROUP

Technical data

Temperature sensor :Pt100, class A acc. to DIN EN 60751

Measuring range :-20..+160 °C, programmable,minimal measuring span 50 °C

Working temperature :-20..+60 °C

Protection class :IP67(in connection with mounted M12 plug)

Display :LCD, 3 ½ -digit, background illuminated

Electrical connection

Round plug :4-pole, M12x1

Supply voltage :10..30 V DC, 2-wire connection

Error indication :programmable

-break of sensor :I > 22 mA (default setting)

-short circuit : I < 3.7 mA

Response time/accuracy 1)

1) Measurement results depending on the mounting situation.

The data are valid for horizontally assembled pipes.

Data without thermal compound, medium temperature 120 °C

Response time T90 : approx. 10 s

Accuracy : up to 2.5 % f.s. without pipe wall adjustment : up to 0.6 % f.s. with pipe wall adjustment

Data with thermal compound, medium temperature 120 °C

Response time T90 :ca. 3 s

Accuracy :up to 1 % f.s. without pipe wall adjustment :up to 0.3 % f.s. with pipe wall adjustment

Temperature coefficient :0.02 %/°C

Output : 4..20 mA

Material

Sensor

Spring : 1.4310

Sensor usage : PEEK

Sensor tip : 935er silver

Lid : 1.4305

M12 plug : PA/gold plated contacts

Weight : 500 g

Clamp-on adapter

Adapter : 1.4405

Housing : 1.4305

Adapter insertion : silicone HTV/PTFE

Weight

Frame size 1 : not available

Frame size 2 : 170 g

Frame size 3 : 395 g

Frame size 4 : 955 g

Martens 传感器 GTL737 温度传感器 Martens of the GHM GROUP

Accessories:

Thermal compound

Type

WLP10S, containing silicone,

• high thermal conductivity of 10.0 W/mK

• not drying out, silicone parts not fleeting

• storage time up to 12 months at normal ambient conditions,

from production date

• syringe containing 3 ml + pipette

• color: silver-gray

Type:

GTL – Configuration tool

• programming the GTL7xx via PC

Calibration certificate: on request