Worked with my TS401, not easy. There were a lot of issues, all mine, but it all ended up being programmed, so that's all that matters. Make sure you update the .bin and .aut files on your sensor. Also, don't keep them around when trying to program. I held a sensor 2 feet away from the rest, but the reader can see the rest of the sensors and alert you with "MULTI SENSOR" on the screen. After moving to another room and programming them one by one, they were all read by selecting READ MX SENSOR…