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
