Here you can download the instruction book of your module: read the metal plate attached to it to know your firmware.
Per scaricare i manuali in lingua italiana, utilizza l'apposito pulsante per cambiare la lingua.
Module 13-015:
13/015 Instruction book V1.0
Instruction book in English language for converter module Pulsecoder Fanuc to TTL Encoder and linear positioner for welding pliers