Difference between revisions of "Wireless sensor network - eKo"
Jump to navigation
Jump to search
Line 15: | Line 15: | ||
===Range/Power (line of sight/dBm):=== | ===Range/Power (line of sight/dBm):=== | ||
− | + | 500m / 3db / 2mWatt | |
===Hop modes:=== | ===Hop modes:=== | ||
− | + | Multi hop self optimizing | |
===GPRS:=== | ===GPRS:=== | ||
+ | planned | ||
+ | ===Mesh limitations:=== | ||
− | = | + | 35 nodes (= routers) |
− | + | 4 ports/node; typ. up to 2 sensors/port | |
number of nodes per router: | number of nodes per router: | ||
Line 33: | Line 35: | ||
===Sensor compatibility:=== | ===Sensor compatibility:=== | ||
+ | analog (Voltage) | ||
+ | |||
+ | digital | ||
+ | |||
+ | counter | ||
+ | |||
+ | input RS485 | ||
===Data reading frequency:=== | ===Data reading frequency:=== | ||
+ | |||
+ | Currently fixed to a measuring and sending interval of 15min. | ||
===Storage of data/backup:=== | ===Storage of data/backup:=== | ||
+ | |||
+ | Only within web server / 2GB | ||
===Power consumption:=== | ===Power consumption:=== | ||
+ | Web server 4 Watt / 5 V | ||
===Reliability:=== | ===Reliability:=== | ||
− | Years in service: | + | Years in service: at least 5 years |
− | Failure rate instrument (years): | + | Failure rate instrument (years): not known |
− | Packet failure (%): | + | Packet failure (%): Depends on system installation, typical <10% |
===Installation procedure:=== | ===Installation procedure:=== | ||
+ | |||
+ | |||
===Installation underground possible:=== | ===Installation underground possible:=== |
Revision as of 16:04, 9 July 2009
Wireless sensor network (commercial)
Method:
Summary:
Radio frequency used:
Radio protocol used:
Range/Power (line of sight/dBm):
500m / 3db / 2mWatt
Hop modes:
Multi hop self optimizing
GPRS:
planned
Mesh limitations:
35 nodes (= routers)
4 ports/node; typ. up to 2 sensors/port
number of nodes per router:
Additional information:
Sensor compatibility:
analog (Voltage)
digital
counter
input RS485
Data reading frequency:
Currently fixed to a measuring and sending interval of 15min.
Storage of data/backup:
Only within web server / 2GB
Power consumption:
Web server 4 Watt / 5 V
Reliability:
Years in service: at least 5 years
Failure rate instrument (years): not known
Packet failure (%): Depends on system installation, typical <10%
Installation procedure:
Installation underground possible:
Battery life:
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