FW650 Universal Indicator is functional as a low cost as well assimple-to-use universal indicator that can be used by several non-experienced users. It provides good output and has many standard features. This is made to detect the sensor failure and is proffered with a programming menu. It has a simple operator interface. FW650 Universal Indicator has keyword protection. This is an easy-to-use universal indicator unit and can be programmed well by many non-experienced users. They have advanced rangeability.