F3AD08-4V | Yokogawa | PLC Analog Input Module 8-Channel 4–20 mA

Overview

The F3AD08-4V from Yokogawa is a precision analog input module developed for industrial automation and PLC-based control systems. It provides eight differential input channels and supports both voltage and current signal ranges, ensuring accurate and stable data acquisition in demanding environments. The module’s compact design, high isolation performance, and fast conversion speed make it suitable for process monitoring and control applications requiring reliable analog input performance.

Input Specifications

• Input Channels: 8 differential inputs

• Voltage Input Range: 0–5 V DC, 1–5 V DC, ±10 V DC, 0–10 V DC

• Current Input Range: 0–20 mA DC, 4–20 mA DC

• Input Resistance: 1 MΩ (voltage input), 250 Ω (current input)

• Isolation Voltage: 500 V DC channel-to-system isolation

Performance

• Resolution: 12-bit A/D conversion

• Accuracy: ±0.1% at 23°C ±2°C, ±0.2% between 0°C and 55°C

• Conversion Cycle: Configurable from 50 µs to 100 ms per channel

• Signal Stability: High noise immunity and minimal drift under temperature variation

Electrical & Environmental Characteristics

• Power Supply: 24 V DC nominal

• Operating Temperature: -20°C to +60°C

• Storage Temperature: -40°C to +85°C

• Humidity: 5%–95% RH (non-condensing)

• Isolation: Galvanic isolation between channels and system bus

Mechanical Specifications

• Dimensions: 28.9 mm (W) × 100 mm (H) × 106.2 mm (D)

• Weight: Approx. 200 g

• Mounting: DIN-rail compatible design for easy installation

Applications

The F3AD08-4V is suitable for:

• PLC-based process and machine control systems

• Continuous monitoring of industrial sensors and transmitters

• Analog data acquisition in manufacturing and utilities

• Applications requiring accurate multi-channel analog inputs

FAQ

• Q1: What signal types are supported by the F3AD08-4V?
  A1: It supports both voltage (0–10 V, ±10 V) and current (0–20 mA, 4–20 mA) inputs.

• Q2: Does the module provide isolation?
  A2: Yes, it features 500 V DC electrical isolation between the analog input and the PLC system.

• Q3: What is the accuracy rating of this module?
  A3: ±0.1% under standard operating temperature, ±0.2% over the full range.

• Q4: How many channels are available?
  A4: The module provides 8 differential input channels.