Re: Z-Wave Pool Thermostat with Water Temperature Sensor

[Richard Kaplan <rkaplan@xxxxxxxxxx>]

On 2007-09-26 07:23:02 -0400, "Robert L Bass" <RobertLBass@xxxxxxxxxxx> said:


> The issue here is that Z-wave doesn't travel great distances.  If the
> distance from the thermostat (or any other device) to the controller
> exceeds ~30 feet, it won't work.  Thus, if you were already planning to
> automate lighting, etc., Z-Wave might have been your best choice. Since
> lighting control is not important to you, Z-Wave is not the best
> protocol.

All I need to do is plug in a few lighting control devices and the
distance issue is resolved, right?  No problem at all.

> Yes, precisely.  Bear in mind that ELK is synonymous with Z-Wave. The
> system can work with Z-Wave, USB, X10, etc.  Their M1XSP (up to eight
> RS232 units) can also be used to communicate with a number of
> proprietary lighting and HVAC devices.  For your swimming pool
> application, the optimum choice will be a stand-alone, programmable
> controller with the ELK piggy-backed to monitor and operate it. That's
> actually not difficult to do.

OK I must be missing something really basic - why bother with the
hardware controller like the M1G at all?  What not stick with just a
computer and a bunch of devices?


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