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Intelligent explosion-proof temperature transmitter

SBW intelligent explosion-proof temperature transm
  • Tel:18019899982
  • Fax:0550-7989666
  • Mail:tkjd@tiankang.com
Description

SBW intelligent explosion-proof temperature transmitter is a new miniature temperature measuring instrument with excellent performance and high accuracy. The utility model has the advantages of small volume, light weight, convenient installation and installation, and can be directly installed in the junction boxes of the general industrial thermal resistors and thermocouples, and is integrated with the on-site sensing elements. This not only saves more expensive compensation wires and cables, but also reduces the distortion and interference of signal transmission, thus obtaining high precision measurement results.  

Working principle

The SBW intelligent explosion-proof temperature transmitter will convert the signal from thermal resistance, resistance sensor, thermocouple or voltage sensor to the standard signal in the future. Temperature transmitter adopts special integrated circuit digital technology to achieve good accuracy and signal consistency.Each transmitter is characterized by environmental temperature in the factory, thus ensuring that the transmitter has high accuracy and small drift within a wide operating temperature range. The temperature transmitter is easy to be installed in the field, which can be integrated with the temperature sensor module or away from the sensor installation. The rugged shell has a universal conductor connection, and the double chamber aluminum housing ensures the transmitter's use in hazardous locations.

Product characteristics

1. High brightness liquid crystal display is used to display the scene clearly at night.

2, the field is installed in the thermal resistance junction box to directly output the 4~20mA, which saves the cost of the more expensive compensation conductor and improves the anti-interference ability of the signal during long distance transmission.

3, high accuracy, low power consumption, wide use temperature range, stable and reliable operation. The range is adjustable and has a positive linearity function.


technical parameter
Performance / type and code nameTRTSTHTF
Analog fixed rangeDigital programmableDigital HARTDigital field bus
Input signalThermocouple / thermal resistanceThermocouple / thermistor, -125 ~ 200mV, 0~500 ohmThermocouple / thermal resistance -15 ~ 115mv/0 ~ 4000 ohm
output signal4 ~ 20mA4 to 20mA range adjustable digital signal4 to 20mA range adjustable HART signalRange adjustable digital signal + status information
Power supply voltage10.5 ~ 30VDC EX:10.5 ~ 29.4VDC10.5 ~ 30VDC EX:11.5 ~ 29.4VDC8.5 ~ 30VDC EX:8.5 ~ 29.4VDC9 ~ 32VDC EX:9 ~ 17.5VDC
Input and output electrical isolationnoyesyesyes
Lead system2 wire system3 and 4 wire system3 and 4 wire system3 and 4 wire system
accuracy0.1%, 0.2%0.1%, 0.2%0.1%0.2%
Flameproof typeD II BT4D II BT4D II BT4D II BT4
Intrinsically safeI II CT6I II CT6I II CT6Ia II CT4/T6
Response time (S)Zero point fiveZero point five0.5/ configurator 1.3
work environmentThe temperature ranges from -40 to 75 degrees, and the relative humidity is 5 to 95%.



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