MEASURING INPUT (4 X V, 4 X I) IPH = 1A, IE = 1A (MIN = 0.05A) SUPPLY VOLTAGE: DC 60V TO 125V, BINARY INPUT OPERAT.VOLTAGE 19V LANGUAGE ENGLISH, REGION WORLD, (LANGUAGE CHANGEABLE) SYSTEM PORT, PORT B IEC PROTOKOLL, RS232 DIGSI 4/MODEM PORT, PORT C DIGSI 4/ RS232 AUTO-RECLOSURE 1-/3-POLE OR ONLY 3-POLE, SYNCHRO-CHECK