6ES73502AH000AE0 6ES7350-2AH00-0AE0 Siemens

SIMATIC S7-300, COUNTER MODULE FM 350-2, 8 CHANNELS, 20 KHZ, 24V ENCODER FOR COUNTING, MEASURING FREQUENCIES, SPEED MEASUREMENT, PERIOD DURATION MEASUREMENT AND PROPORTIONING INCL. CONFIG. PACKAGE AND ELECTRONIC DOCU ON CD