Got another four and they are working - the sensor was bad. Coincidence that it was with first thing I tried to connect to arduino, and I spent a lot of time trying to figure out what I did wrong. Thanks for trying to help 
Got another four and they are working - the sensor was bad. Coincidence that it was with first thing I tried to connect to arduino, and I spent a lot of time trying to figure out what I did wrong. Thanks for trying to help