Re: Power monitor for NEMA L5-20?
Seth Mattinen <sethm-z7IltzP/[email protected]>
| Newsgroups | gmane.org.operators.internet-access |
|---|---|
| Message-ID | <[email protected]> |
Chris Adams wrote: > I am trying to monitor how much power some racks are drawing. They each > have one or two NEMA L5-20 (120V 20A twist-lock) outlets with their own > PDUs, so I'm not looking for PDUs with current monitoring. What I need > is a single outlet device with a network connection for monitoring (SNMP > preferred). > > Anybody aware of such a device? > > I've heard of 1-wire monitoring systems before (for temperature, > humidity, etc.); is there a 1-wire device (e.g. a clamp-on device) that > can handle 20A? > > Basically, right now, I have to go pull the cover off the conduit and > use a clamp-on ammeter to check the current. It is a PITA and doesn't > really help me (no data over time, no graphs, etc.). I'm guessing you're looking for a branch circuit meter. I don't know of any simple ones. Most of the ones I'm aware of are of the modbus-based submetering type. If anyone does know of simple current monitor that replicates the function of a clamp meter I'd love to hear about them too. ~Seth -- Eat sushi frequently. - Avi [email protected] is the human contact address. [email protected] is the list posting address. See below URL for subscribe/unsubscribe and list options: http://inet-access.net/mailman/listinfo/list