ETAS ES441 ES441.1._E Counter and Frequency Module

Description

Used in good condition.
4 electrically isolated digital input channels
Concurrent counter, frequency, duty cycle, state, and time interval measurements
Resolves 4 MHz signal frequencies / 120 ns pulse widths
Input voltage range of ±50 V
Adjustable sensor supply voltages per channel from 5 V to 15 V
Operating temperature from -40 °C to 120 °C (-40 °F to 248 °F)
Rugged waterproof and dustproof housing (IP67)