Looking for power metering equipment...

Thu Jan 15 13:39:28 UTC 2004

Speaking on Deep Background, the Press Secretary whispered:
> 
> 
> Question: We are looking for something that sits in the PDUs or branch
> circuit-breaker distribution load centers, that, on a branch-circuit by
> branch-circuit basis, can monitor amperage, and be queried by SNMP.
> 
> Considering there are several hundreds of circuits to be monitored, cheap
> and featureless (all we need is amperage via SNMP) is fine.

You really want wattage. The power factor of switched supplies
is far from unity.

Take a look at <http://www.quadlogic.com/transmeter1.html>

Also, recall you sell each watt twice -- once to heat up
a chassis, and a 2nd time for the HVAC to cool it.

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