Wireless sensor network - eKo

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Wireless sensor network (commercial)

Contents 1 Method: 1.1 Summary: 1.2 Radio frequency used: 1.3 Radio protocol used: 1.4 Range/Power (line of sight/dBm): 1.5 Hop modes: 1.6 GPRS: 1.7 Mesh limitations: 2 Additional information: 2.1 Sensor compatibility: 2.2 Data reading frequency: 2.3 Storage of data/backup: 2.4 Power consumption: 2.5 Reliability: 2.6 Installation procedure: 2.7 Installation underground possible: 2.8 Battery life: 2.9 Maintenance required /Ease of maintenance: 2.10 Support: 2.11 Software: 2.12 Cost: 3 What to watch out for: 4 Problems/Questions: 5 Links 6 References

[edit] Method:

[edit] Summary:

[edit] Radio frequency used:

[edit] Radio protocol used:

[edit] Range/Power (line of sight/dBm):

500m / 3db / 2mWatt

[edit] Hop modes:

Multi hop self optimizing

[edit] GPRS:

planned

[edit] Mesh limitations:

35 nodes (= routers)

4 ports/node; typ. up to 2 sensors/port

number of nodes per router:

[edit] Additional information:

[edit] Sensor compatibility:

analog (Voltage)

digital

counter

input RS485

[edit] Data reading frequency:

Currently fixed to a measuring and sending interval of 15min.

[edit] Storage of data/backup:

Only within web server / 2GB

[edit] Power consumption:

Web server 4 Watt / 5 V

[edit] Reliability:

Years in service: at least 5 years

Failure rate instrument (years): not known

Packet failure (%): Depends on system installation, typical <10%

[edit] Installation procedure:

[edit] Installation underground possible:

[edit] Battery life:

[edit] Maintenance required /Ease of maintenance:

[edit] Support:

[edit] Software:

Web friendly interface:

Data base:

Scripting language:

Ease of update:

Open source:

[edit] Cost:

[edit] What to watch out for:

[edit] Problems/Questions:

[edit] Links

Projects that used the above equipment:

Other related web sites:

Technical information

Distributors

[edit] References