TEDRA III, Thermo Couple Enhanced Disc Brake Radio Access, is a robust wireless system for transmitting temperature data from up to 16 thermocouples. It is designed for vehicle testing and applications where wiring to rotating or difficult-to-access components should be avoided.

System Features

• Wireless communication in the globally available 2.4 GHz frequency band: 2.4000–2.4835 GHz
• 16 separate radio channels with 5 MHz channel spacing
• Four type K thermocouple channels per transmitter
• Other thermocouple types available as an option
• 16-channel receiver
• CAN bus interface with adjustable CAN ID
• USB 1.1/2.0 interface
• 16 analogue thermocouple voltage outputs for type K
• Automatic interference detection
• Multiple systems can operate in parallel without interference
• Easy installation
• Multi-LED status indication
• Robust design

Transmitter

• Battery life of up to four weeks
• Automatic connection to the receiver
• ½ AA, 3.6 V battery
• Rechargeable CR123/16340 batteries available as an option

Receiver

• Automotive supply voltage: 9–16 V DC
• USB Type-B port
• CAN bus interface via SUB-D connector
• 16 thermocouple voltage output connectors
• Individual cable lengths available
• Standard measurement interval: 1 second
• Freely configurable down to 0.1 seconds

Standard Accessories

• Antenna
• 12 V DC power cable with banana plugs and automotive connector

Optional Accessories

• External thermometer for high-precision output compensation, 0–100 °C
• Mounting discs
• Transport case
• Clamping bolts