The Sensor Network Museumtm - T-Nodes


The T-Nodes have been developed by SOWNet Technologies, a spin-out company of the Netherlands Organisation for Applied Scientific Research TNO. It is specialized in wireless sensor networking and customization of both hardware and software. SOWNet Technologies website

Features

  • 1yr battery life on AA batteries with power management
  • 868, 433, 915, or 315 MHz multi-channel radio transceiver
  • Light, temperature, RH, barometric pressure, acceleration/seismic, acoustic, magnetic, GPS, and other sensors available, also supporting supplied custom sensors or integration thereof.
 T-Nodesa
  
Battery Supplyphotocell or other
Minimum Vin2.5Vb
Regulated Supplyno
uC sleep with timer on60uW
uC active, radio off15mW
uC active, radio idle listening50mW
uC active, radio TX/RX80mW

a power consumption measured in the field.
b operation from rechargeable cells (Vcc=2.4V) unreliable