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Wireless Temperature Sensor in South Africa

Abstract: As the power industry advances, there is an increasing demand for enhanced safety and reliability of equipment. In response to this scenario, the ACREL wireless temperature monitoring system has been engineered specifically for high-voltage apparatus. This system incorporates temperature sensors, which are either self-powered or utilize current sensing, along with wireless transmitter modules, at each designated temperature measurement location.

The sensor periodically sends the temperature measurement data wireless to the receiving unit, and the receiving unit can be connected to the network to send the data to the master station, thereby realizing electrical temperature monitoring of a regional system.

Keywords: Wireless temperature sensor; wireless temperature monitoring system; 470Mhz wireless temperature sensor.


Project Overview

Chauvin is situated in ANTONY Cedex, France. The project primarily serves substations in South Africa. The pertinent product models encompass two units of ATC450-C, as well as numerous wireless temperature sensors, specifically the models ATE400 and ATE100..  


Product Introduction

Acrel on-line temperature measurement device is suitable for the temperature detection of high and low voltage switches, circuit breaker contacts, high voltage cable middle heads, low voltage and high current equipment, to prevent contact caused by oxidation, loosening and other factors during operation Excessive contact resistance and heat generation become a safety hazard, timely, continuous and accurate reflection of equipment operating status, and equipment safety.


Wireless Temperature Monitoring Solution

 ●Wireless temperature sensor

 ①Wireless temperature sensor by CT sensing


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1) ATE400

Small size;

Wireless transmit;

Wireless transmission distance, 150 meters;

Fase sampling frequency, 15s;

CT-powered, more than 5A starting current; 

Widely temperature measuring range, -40℃~125℃.


②Wireless temperature sensor powered by battery


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1) ATE200

Wireless transmit;

Wireless transmission distance, 150m;

Fase sampling frequency, 25s;

Battery -powered, more than 5 years;

Widely temperature measuring range, -40℃~125℃.


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2) ATE100

Wireless transmit;

Wireless transmission distance, 150m;

Fase sampling frequency, 25s;

Battery -powered,more than 5 years;

Widely temperature measuring range, -40℃~125℃.


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3) ATE100M

Wireless transmit;

Wireless transmission distance, 150m;

Fase sampling frequency, 25s;

Battery -powered, more than 5 years; 

Widely temperature measuring range, -40℃~125℃.

●Receiver/Display Unit

①Receiver


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1)ATC600-C

Wireless transceiver;

Maximum measuring 240 points;

1 RS485 serial communication, Modbus-RTU;

2 alarm relays;

Power supply adapt with AC/DC220V, AC/DC110V.


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2)ATC450-C 

Wireless transceiver;                                    

Maximum measuring 60 points;                       

1 RS485 serial communication, Modbus-RTU;

Power supply adapt with DC24V

②Display Unit


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1) ARTM-Pn

Wireless temperature measurement, maximum measuring 60 points;

U, I, P, Q, f, Ep, Eq measurement;

4 digital inputs;

2 alarm relays;

LCD display;

Power supply adapt with AC220V, DC220V, DC110V, AC110V;

1 RS485 serial communication, Modbus-RTU.


Structure

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Typical Solution

1. 

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2.

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3.

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Photos on Site