Thanks for the prompt response.
You are right about the height. It is a Victorian property and I have placed them right up high in the corners of the room. I will attempt to angle them down slightly and let you know.
I have tried to trigger the activated alarm by walking past them but to...
HI,
I have just fitted a Yale HSA6400 wireless alarm and it was pretty easy...until I put the PIRs up on the wall.
When I run the walk test it does not pick up any movement until I press the learn button on the PIR.
So, I deleted the devices and added them again and it worked fine. I...