[RE-wrenches] Low Voltage Alarm Based on cell phone text message

[Jason Lerner]

Hello Peter,

Is there good cell coverage or Internet access on the site?  What  
Inverter are you using?

Best,

Jason Lerner
Waldron Power and Light Co.

On Jan 31, 2009, at 8:09 AM, Peter Parrish wrote:

> We have sold an off grid system delivering 24 volts DC. The  
> application is “mission important”. We have built in a LVD and  
> alarm, but the client wants an "early warning" system based on  
> sending text message to a cell phone number. So we need to program a  
> LCD around 20% residual capacity (easier part) and a cell phone  
> interface. I know the PPA community has a solution: high-end comm  
> link and big bucks. Is there something simple and cheap that we can  
> implement?
>
> - Peter
> Peter T. Parrish, President
> California Solar Engineering, Inc.
> 820 Cynthia Ave., Los Angeles, CA 90065
> Ph 323-258-8883, Mobile 323-839-6108, Fax 323-258-8885
> CA Lic. 854779, NABCEP Cert. 031806-26
> peter.parrish at calsolareng.com
>
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