Hello Peter,
We have used the Mitsubishi Alpha PLC, it has a GSM interface and can
be setup to perform this task.
It is a few hundred dollars, is best setup with a DC power supply.
We get them from Campbell & George in San Jose CA.
The engineers at C&G have been helpful.
Good Luck Dean
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.parr...@calsolareng.com
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Dean T. Newberry
Talbott Solar & Radiant Homes Inc.
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http://www.TalbottRadiant.com/
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