[OpenTRV-dev] New Member - Introduction

Damon Hart-Davis dhd at exnet.com
Tue May 19 19:32:04 BST 2015


> I beleive that there are fundamentally 2 systems:

Three.  Amongst our weapons…  %-P

> 
> (1) Rev2 board that is a wireless controller for the ELV FHT8V valve (http://www.elv.de/elv-fht8v-funk-stellantrieb-mit-adapterset.html) and also uses wireless to another Rev2 board used as the boiler controller.
> 

Yes.

> (2) Rev7 board that will sit inside an (modified) eQ-3 valve (as supplied by Conrad: http://www.conrad-electronic.co.uk/ce/en/product/1168832/Thermostat-head-5-up-to-295-C-eQ-3/?ref=detview1&rt=detview1&rb=1) - as referenced from here: http://opentrv.org.uk/blog/target-date-january-2015/   .  The wireless is only used to communicate back to the boiler controller.

That’s the “Frankenvalve”!

> From what I (mis?)understand I'm think I'm more interested in the Rev7 system, even if that means waiting for a bit, and would be interested in helping out with how to get it mounted in the valve if that has not already been resolved.

Then there is (3) which is the intended primary target of the REV7 board, which is to live in a purpose-designed OpenTRV valve body driving a motor and thus the valve pin directly.

Rgds

Damon



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