Difference between revisions of "Wireless sensor network - SoilNet"
| Line 7: | Line 7: | ||
===Radio frequency used:=== | ===Radio frequency used:=== | ||
| + | 2.4 GHz | ||
===Radio protocol used:=== | ===Radio protocol used:=== | ||
===Range/Power (line of sight/dBm):=== | ===Range/Power (line of sight/dBm):=== | ||
| + | |||
| + | Free sight range: 4km | ||
| + | |||
| + | Router to Router in Field in operation: 600 m | ||
| + | |||
| + | Belowground End device to Router in operation: up to 80 m | ||
| + | |||
| + | Transmission power 19 dBm | ||
===Hop modes:=== | ===Hop modes:=== | ||
| + | |||
| + | multi-hop, tree-network | ||
===GPRS:=== | ===GPRS:=== | ||
| − | + | yes | |
===Mesh limitations:=== | ===Mesh limitations:=== | ||
number of sensors: | number of sensors: | ||
| Line 25: | Line 36: | ||
===Sensor compatibility:=== | ===Sensor compatibility:=== | ||
| + | |||
| + | Echo EC-5 | ||
| + | |||
| + | Echo 5TE | ||
| + | |||
| + | Temperature | ||
| + | |||
| + | 4 digital/ 4 analogue | ||
===Data reading frequency:=== | ===Data reading frequency:=== | ||
| − | ===Storage of data/backup:=== | + | ===Storage of data/backup |
| + | |||
| + | ===Power consumption:=== | ||
| + | |||
| + | sleep modus: 5 µA | ||
| + | |||
| + | during sending: 125 mA | ||
| + | |||
| + | mW/packets ? | ||
===Reliability:=== | ===Reliability:=== | ||
| Line 47: | Line 74: | ||
===Battery life:=== | ===Battery life:=== | ||
| + | |||
| + | End device calculated: 3 years | ||
| + | |||
| + | Router without solar panel: 3 months | ||
===Maintenance required /Ease of maintenance:=== | ===Maintenance required /Ease of maintenance:=== | ||
Revision as of 23:14, 8 July 2009
Wireless sensor network
Method:
Summary:
Radio frequency used:
2.4 GHz
Radio protocol used:
Range/Power (line of sight/dBm):
Free sight range: 4km
Router to Router in Field in operation: 600 m
Belowground End device to Router in operation: up to 80 m
Transmission power 19 dBm
Hop modes:
multi-hop, tree-network
GPRS:
yes
Mesh limitations:
number of sensors:
number of nodes per router:
Additional information:
Sensor compatibility:
Echo EC-5
Echo 5TE
Temperature
4 digital/ 4 analogue
Data reading frequency:
===Storage of data/backup
Power consumption:
sleep modus: 5 µA
during sending: 125 mA
mW/packets ?
Reliability:
Years in service:
Failure rate instrument (years):
Packet failure (%):
Installation procedure:
Display
Real time data
Information on link quality
Installation underground possible:
Battery life:
End device calculated: 3 years
Router without solar panel: 3 months
Maintenance required /Ease of maintenance:
Support:
Software:
Web friendly interface:
Data base:
Scripting language:
Ease of update:
Open source:
Cost:
What to watch out for:
Problems/Questions:
Links
Projects that used the above equipment:
Other related web sites:
Technical information
Distributors