Thanks, we'll order a couple of CM3's and see how we go. We have good cellular coverage, the mobiles have yagi (12dbi) directional aerials and when we set them up at the school we point the aerial in the direction of the nearest site. One last question re the ethernet port, could we set up the CM3 s...

Thanks Gerry, Our application is for up to 15 CM3 loggers to log power use in 15 x 3 phase mobile dental clinics, we take them to remote schools (up to 200kms away) and occasionally we have power issues so we want to be able to remotely view what is going on. Of interest we have already been using a...

Hi,
when used on 3 phase what is the time resolution, I see somewhere 720msec per channel so does this mean to log 3 channels is 2.16 seconds, i.e. 3 logs @ 720msec apart ? (which is ok for our application).
Is the log the RMS for the 720msec or can you select peak AC current ?
Cheers.