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FX3U-4AD-PT-ADP

The FX3U-4AD-PT-ADP is a 4-channel analog input adapter designed for Mitsubishi FX3U/FX3UC Series PLCs. It allows direct connection of PT100 or PT1000 platinum resistance temperature sensors (RTDs) for precise temperature measurement in industrial automation applications.

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Key Features & Specifications
1. General Specifications
Model: FX3U-4AD-PT-ADP

Input Type: PT100 or PT1000 RTD (3-wire connection)

Channels: 4 isolated inputs

Measurement Range:

PT100: -100°C to +600°C

PT1000: -100°C to +600°C

Resolution: 0.1°C

Accuracy: ±1°C (for PT100 at 0-100°C)

Sampling Time: 40ms per channel

2. Wiring & Compatibility
Connection Method: 3-wire RTD (recommended for high accuracy)

Compatible PLCs:

FX3U Series (requires FX3U-4AD-PT-ADP)

FX3UC Series (requires additional adapter)

Occupies 8 I/O Points (does not require external power supply)

3. Data Handling & Communication
Digital Output Range: -1000 to 6000 (scaled to temperature values)

PLC Data Format: 16-bit signed binary

Special Function Registers (D): Used for configuration and data storage

4. Environmental & Mechanical Specs
Operating Temperature: -10°C to 55°C

Storage Temperature: -25°C to 75°C

Vibration/Shock Resistance: Compliant with IEC 61131-2

Mounting: DIN rail or direct screw mounting