Yokogawa NFAP135-S50 8-Channel Pulse Input ModuleProduct Description Product Type: 8 Channel Pulse Input Module Manufacturer: Yokogawa Electric Corporation Application: Industrial control systems Specifications Number of Input Channels: 8 Input Signal Types: Pulse, frequency, period, time of flight, velocity, position, etc. High Speed Counting: Supports up to 50 MHz pulse input frequency per channel Input Voltage Range: Compatible with various voltage and current levels Isolation: Channels are