Subject: From: Date:

Re: [ECS] Thermostat Selection questions Mark Gilmore Sun, 18 Apr 1999 15:43:17 -0700

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Bill, I'm pretty sure that multiple RC systems can be
accessed via one COM port, where each would be a
different "station #".

Bill Walters wrote:
> 
> Peter,
> 
> Just so I understand:
> 
> 1. Stand Alone (not connected to HA system)
> 
>     RC-80 <---- 4 wires ---->  HVAC unit
> 
> 2. If it is to be used with to ECS:
> 
>        +------------- 4 wires to HVAC System
>      RC-80
>        +------------- 4 wires to ECS system
> 
> Which means 8 wires to each thermostat (4 to HVAC, 4 to ECS) for using
> with ECS.  And, each must be on its OWN serial port.
> 
> Is this correct?
> 
> Bill Walters

-- 
Mark Gilmore
Omnipotence (ECS Home Automation Software)
omnip@usit.net
http://www.usit.com/omnip

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