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Changzhou Shuanghuan Thermal Instrument Co., Ltd
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Changzhou Shuanghuan Thermal Instrument Co., Ltd

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    shuanghuan@czrgyb.com

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    No. 58 Feilong West Road (formerly Xinzha Road), Changzhou City, Jiangsu Province, China

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Integrated thermocouple with temperature transmitter (resistor)

NegotiableUpdate on 08/10
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Overview

Two wire temperature transmitter modules (SBR, SBWZ) are installed in the junction boxes of ordinary assembled and armored thermocouples and thermal resistance products to form an integrated structure of thermocouples and thermal resistance products with temperature detection and transmission functions. It can directly measure the temperature of liquid, gas, or vapor media. It accepts input signals from thermocouples and thermistors with standard division marks, generates (4-20) mA DC current output signals that are linear with the measured temperature, and is compatible with the computer system (compatible with the HART protocol), thereby achieving detection and control of various temperatures. It can be widely applied in industrial sectors and scientific research fields such as power, metallurgy, petroleum, chemical, aviation, machinery, light industry, textile, medicine, food, national defense, etc.

Product Details


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Two wire temperature transmitter modules (SBR, SBWZ) are installed in the junction boxes of ordinary assembled and armored thermocouples and thermal resistance products to form an integrated structure of thermocouples and thermal resistance products with temperature detection and transmission functions. It can directly measure the temperature of liquid, gas, or vapor media. It accepts input signals from thermocouples and thermistors with standard division marks, generates (4-20) mA DC current output signals that are linear with the measured temperature, and is compatible with the computer system (compatible with the HART protocol), thereby achieving detection and control of various temperatures. It can be widely applied in industrial sectors and scientific research fields such as power, metallurgy, petroleum, chemical, aviation, machinery, light industry, textile, medicine, food, national defense, etc.

Product features:

Wide temperature measurement range

Wide applicability

Easy for automatic and centralized control

The armor structure is unique and ingenious


Technical parameters:

Input signal:Thermocouples: B, S, K, E, J, T Thermistors: Pt100, Pt10, Cu50
Output signal:Output a (4-20) mA DC signal that is linear with temperature within the range, and can be optionally equipped with the HART protocol
Basic accuracy:Thermocouple temperature transmitter ± 0.5% F · S; Thermal resistance temperature transmitter ± 0.2% F · S
Transmission method:two-wire system
DC power supply:(12 ~ 30)V DC, Rated voltage 24V DC
Load impedanceThe maximum load resistance is calculated according to the following formula:
RL(max)=50(U-12)
In the equation, U represents the DC power supply voltage of the transmitter
At rated voltage 24V: RL (max)=50 (24-12)=600 Ω

Normal working environment
a. Environmental temperature: (-25~85) ℃ (special requirement -40~90 ℃)
b. Relative humidity: 5% to 95%
c. Mechanical vibration: (10~150) Hz, A=0.15mm
d. There is no medium in the surrounding air that can cause corrosion of the transmitter
electromagnetic interferenceWhen a wireless transmitter with a frequency of 20-1000MHz and a power of 5W is working at a distance of 0.5 meters from the transmitter, the variation is ± 0.15% F · S
temperature driftFor every 1 ℃ change in ambient temperature, the zero point change is ± 0.15% F · S, and the range change is ± 0.1% F · S