Comet M1045 - CTK Counter Input Module for Logger MS
Counter input for potential-less contacts and open collector. Maximum pulse frequency 5kHz, programmable filter of pulse ringing, backed-up operation during power mains failure. Maximum resistance of closed contact: 10 kohms minimum resistance of open contact: 250 kohms, maximum pulse frequency 5kHz, programmable filter ringing, backup power, logs during network failure.