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 Supply | photocell or other |
| Minimum Vin | 2.5Vb |
| Regulated Supply | no |
| uC sleep with timer on | 60uW |
| uC active, radio off | 15mW |
| uC active, radio idle listening | 50mW |
| uC active, radio TX/RX | 80mW |
a power consumption measured in the field.
b operation from rechargeable cells (Vcc=2.4V) unreliable