Siemens sentron 7km pac tmp attachment mounting plate for din rails siemens 7km9 900 0ya00 0aa0 p the siemens 7km9 900 0ya00 0aa0 sentron pac tmp is an attachment plate for mounting a measuring device on standard mounting rail the attachment plate allows fixing of multifunctional indicators sentron pac3100 pac3200 and pac4200 p siemens 7km9 900 0ya00 0aa0 sentron pac tmp attachment plate