Wireless sensor network - eKo

From ExperimentalHydrologyWiki
Jump to: navigation, search

Wireless sensor network (commercial)


Contents

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


References

Personal tools