We only sold these Units in First Generation Equip . these are the Model Numbers we provided , TUT Version 1.5.6 is the only vesion that will connect to these systems .
4TVP0072B300NB* 4TVP0192B300NB* 4TVP0120B400NB*
4TVP0096B300NB* 4TVP0072B400NB* 4TVP0192B400NB*
4TVP0120B300NB* 4TVP0096B400NB
https://hub.tranetechnologies.com/servlet/JiveServlet/download/137885-2-83326/TU_Tool_v1.5.6.zip