FTX00 seires Temperature controller ,input configuration
Step 1) Press SET key for as long as it takes and locate parameter LCK
Step 2) SET LCK from "0000" to "0101"
Step 3) Press SET and save the changes made to LCK
Step 4), Press SET and left arrow key at the same time, you will see first parameter INp1, this is the parameter where you can configure the inputs
factory default input is type K, you can change to other input such as PT100 or any other compatible inputs