Wireless sensor network - Decagon
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Wireless sensor network
Contents |
[edit] Method:
[edit] Summary:
[edit] Radio frequency used:
[edit] Radio protocol used:
[edit] Range/Power (line of sight/dBm):
with line of sight: several km (2.4 GHz and 915 MHz) (868 MHz planned and GPRS in development (beta version)
[edit] Hop modes:
enhanced single hop (base station and relay permanently online)
[edit] GPRS:
in development
[edit] Mesh limitations:
number of sensors: 5
number of nodes per router:
[edit] Additional information:
[edit] Sensor compatibility:
all Decagon (analog, digital, pulse) other sensors possible
[edit] Data reading frequency:
1 minute
[edit] Storage of data/backup:
36’864 data places
[edit] Power consumption:
60 – 70 mAh base station 60 – 70 mAh relay average for sensor unit: less than 1 mAh
[edit] Reliability:
years in service: 6 – 7 year (life time of product line)
[edit] Installation procedure:
easy
[edit] Installation underground possible:
not possible
[edit] Battery life:
6-8 months typically
[edit] Maintenance required /Ease of maintenance:
easy
[edit] Support:
possible and easy
[edit] Software:
local database, web friendly interface planned desktop software for visualization, scripting not needed black box system
[edit] Cost:
[edit] What to watch out for:
[edit] Problems/Questions:
humidity problems may be possible due to “open” casing
[edit] Links
Projects that used the above equipment:
Other related web sites:
Technical information
Distributors
