Difference between revisions of "Wireless sensor network - SoilNet"
(New page: Wireless sensor network ==Method:== ===Summary:=== ===Radio frequency used:=== ===Radio protocol used:=== ==What to watch out for:== ==Problems/Questions:== ==Links== Proje...) |
(→Links) |
||
(16 intermediate revisions by 2 users not shown) | |||
Line 1: | Line 1: | ||
+ | [[Image:SoilNet_Router.jpg|right|200px|Wireless sensor network - SoilNet Router]] | ||
+ | [[Image:SoilNet_End_Device.jpg|right|400px|Wireless sensor network - SoilNet End Device]] | ||
Wireless sensor network | Wireless sensor network | ||
Line 7: | Line 9: | ||
===Radio frequency used:=== | ===Radio frequency used:=== | ||
+ | 2.4 GHz | ||
===Radio protocol used:=== | ===Radio protocol used:=== | ||
+ | Jenie from Jennic | ||
+ | ===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:300 | ||
+ | |||
+ | number of nodes per router:10 | ||
+ | |||
+ | |||
+ | ==Additional information:== | ||
+ | |||
+ | ===Sensor compatibility:=== | ||
+ | |||
+ | *[[Soil moisture - capacitance (EC-10)|Echo EC-5]] | ||
+ | *[[Soil moisture - capacitance (5TE Decagon)| Echo 5TE]] | ||
+ | *Temperature | ||
+ | *4 digital/ 4 analogue | ||
+ | |||
+ | ===Data reading frequency:=== | ||
+ | > 1 sec | ||
+ | ===Storage of data/backup:=== | ||
+ | 400 measurements | ||
+ | |||
+ | ===Power consumption:=== | ||
+ | |||
+ | sleep modus: 5 µA | ||
+ | |||
+ | during sending: 125 mA | ||
+ | |||
+ | mW/packets ? | ||
+ | |||
+ | ===Reliability:=== | ||
+ | Years in service: | ||
+ | 1.5 years | ||
+ | |||
+ | Failure rate instrument (years): | ||
+ | |||
+ | Packet failure (%): | ||
+ | |||
+ | ===Installation procedure:=== | ||
+ | |||
+ | Separate power meter, Laptop with GPRS, Display showing sensor measurements | ||
+ | |||
+ | ===Installation underground possible:=== | ||
+ | yes | ||
+ | |||
+ | ===Battery life:=== | ||
+ | |||
+ | End device calculated: 3 years | ||
+ | |||
+ | Router without solar panel: 3 months | ||
+ | |||
+ | ===Maintenance required /Ease of maintenance:=== | ||
+ | |||
+ | battery change each 3 month for the router | ||
+ | |||
+ | === Support:=== | ||
+ | |||
+ | ===Software:=== | ||
+ | |||
+ | Web friendly interface: | ||
+ | yes | ||
+ | |||
+ | Data base:yes | ||
+ | |||
+ | |||
+ | Scripting language:Postgrsql, Macrolanguage, C-Programming, | ||
+ | |||
+ | Ease of update: | ||
+ | |||
+ | Open source: | ||
+ | yes, also free of cost | ||
+ | |||
+ | ===Cost:=== | ||
+ | |||
+ | End device: ~150€ | ||
==What to watch out for:== | ==What to watch out for:== | ||
Line 25: | Line 115: | ||
Projects that used the above equipment: | Projects that used the above equipment: | ||
+ | *[http://www2.fz-juelich.de/icg/icg-4/index.php?index=739 SoilNet - A Zigbee based soil moisture sensor network] | ||
+ | *[http://teodoor.icg.kfa-juelich.de/observatories/HCGL_Observatory/hydrological-observatory-1/intensive-test-site-schaeferbach the TERENO project] | ||
Other related web sites: | Other related web sites: | ||
+ | |||
Technical information | Technical information | ||
Distributors | Distributors | ||
− | |||
==References== | ==References== |
Latest revision as of 11:56, 28 February 2012
Wireless sensor network
Method:
Summary:
Radio frequency used:
2.4 GHz
Radio protocol used:
Jenie from Jennic
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:300
number of nodes per router:10
Additional information:
Sensor compatibility:
Data reading frequency:
> 1 sec
Storage of data/backup:
400 measurements
Power consumption:
sleep modus: 5 µA
during sending: 125 mA
mW/packets ?
Reliability:
Years in service: 1.5 years
Failure rate instrument (years):
Packet failure (%):
Installation procedure:
Separate power meter, Laptop with GPRS, Display showing sensor measurements
Installation underground possible:
yes
Battery life:
End device calculated: 3 years
Router without solar panel: 3 months
Maintenance required /Ease of maintenance:
battery change each 3 month for the router
Support:
Software:
Web friendly interface: yes
Data base:yes
Scripting language:Postgrsql, Macrolanguage, C-Programming,
Ease of update:
Open source: yes, also free of cost
Cost:
End device: ~150€
What to watch out for:
Problems/Questions:
Links
Projects that used the above equipment:
Other related web sites:
Technical information
Distributors