Yokogawa|NFAP135-S50/13S00| Pulse Input Module

Yokogawa NFAP135-S50 Pulse Input Module

Description
The Yokogawa NFAP135-S50 is an 8-channel pulse input module designed to receive contact ON/OFF, voltage pulse, and current pulse signals. It supports isolated channels for enhanced safety and reliability.

Features
Supports multiple types of input signals including contact, voltage, and current pulses. Offers isolation between input signals and system as well as between individual channels. Features adjustable shunt resistance and transmitter power supply options.

Technical Specifications

• Rated Input Channels
  8 isolated channels

• Input Signal Types
  Contact ON/OFF, voltage pulse, current pulse (with transmitter power supply option)

• Input Frequency
  Up to 10 kHz (*2)

• Minimum Input Pulse Width
  40 μs (*2)

• Withstanding Voltage
  Between input and system: 500 V AC for 1 minute
  Between channels: 500 V AC for 1 minute

• Contact Input Levels
  Open: 100 kΩ or more
  Close: 200 Ω or less

• Voltage/Current Pulse Input Levels
  Voltage swing (VH-VL): 3 V or greater
  High level (VH): 3 to 24 V
  Low level (VL): -1 to 8 V

• Shunt Resistance Options
  OFF, 200 Ω, 500 Ω, 1000 Ω

• Pull-up Resistance
  68 kΩ (for 12 V DC or 24 V DC)

• Data Refresh Cycle
  2 ms

• Filter Function
  Can eliminate chattering noise up to 10 Hz

• Transmitter Power Supply
  Selectable 24 V DC or 12 V DC

• Maximum Current Consumption
  300 mA at 5 V DC
  400 mA at 24 V DC

• Weight
  0.3 kg