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AJ65BT-64RD3

The AJ65BT-64RD3 is a CC-Link compatible 4-channel temperature input module designed for Mitsubishi's MELSEC system. This specialized module directly connects to 3-wire RTD sensors (Pt100/JPt100) for precise temperature monitoring in industrial automation applications.

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Key Features
Temperature Input Specifications

4 isolated channels for RTD sensors

Supported sensors: Pt100 (JIS C1604-1997), JPt100 (JIS C1604-1981)

Measurement range: -200°C to +600°C

Resolution: 0.1°C

Accuracy: ±0.5°C (for -100°C to +200°C range)

CC-Link Network Integration

Operates as remote device station

10Mbps maximum transmission speed

Automatic data refresh with PLC CPU

Advanced Functions

Lead wire resistance compensation (3-wire connection)

Open-circuit detection

Scaling function for direct temperature reading

Robust Design

Noise immunity: 1500Vp-p noise voltage

Operating temperature: -25°C to +75°C

LED indicators for channel status

Technical Specifications
Parameter Specification
Input Channels 4 (isolated)
Sensor Type 3-wire RTD (Pt100/JPt100)
Measurement Current 0.5mA constant current
Conversion Speed 160ms/channel (all channels: 640ms)
Isolation Photocoupler (network)
Power Supply 5VDC (from master)