AVT542 A +

WIRELESS TEMPERATURE RECORDER - PRINTED PLUG AND PROGRAMMED SYSTEM

Producer: AVT

The device is used for wireless temperature measurement, successively in several places of the selected object. The set includes a transmitter with a temperature sensor and a receiver with the option of connecting to a computer and an alphanumeric LCD display. Communication between both parts is possible thanks to the use of Telecontrolla hybrid radio modules. As the carrier frequency, the 433 MHz band was adopted. The transmission takes place using the Manchester code. Refreshing the measurement reading takes place in (partially configurable) intervals. Full mobility of the transmitter provides power from the lithium battery.

The device is especially recommended for people who want to control the temperature remotely

Selected parameters of the recorder:

• transmitter + receiver set
• range of the measured temperature -20 ° C - + 120 ° C
• temperature sensor - DS18B20
• receiver equipped with serial RS232 interface
• the possibility of connecting an alphanumeric display
• temperature reading - every approx. 10 s
• radio channel - frequency 433 MHz
• power supply - 3.6 V (transmitter), 5 V (receiver)
• a printed circuit board, programmed layout and documentation in the set
  
  Detailed description in
  EP 12/04