140ATI03000

Overview

The 140ATI03000 is a Modicon Quantum analog input module with 8 channels designed for thermocouple types J, E, K, T, R, and S, offering 16‑bit resolution and internal cold junction compensation for temperature measurement in industrial control systems.

General Specifications

• Range of Product: Modicon Quantum automation platform
• Product or Component Type: Analogue input module
• Analogue Input Number: 8
• Addressing Requirement: 10 input words
• Analogue Input Resolution: 16 bits
• Marking: CE

Thermocouple Types Supported

• Thermocouple J: –210°C to +760°C
• Thermocouple E: –270°C to +1000°C
• Thermocouple K: –270°C to +1370°C
• Thermocouple T: –270°C to +400°C
• Thermocouple R: –50°C to +1665°C
• Thermocouple S: –50°C to +1665°C

Filter Types

• Notch filter – 3 dB at 50/60 Hz
• Single pole low pass – 3 dB at 20 Hz

Accuracy

• Absolute Accuracy Error: ±2°C + 0.1% of reading (Types E, J, K, T); ±4°C + 0.1% of reading (Types R, S)
• Linearity Error: 1°C / 0.1°C / 1°F / 0.1°F for all thermocouple types
• Accuracy Drift According to Temperature: 0.15 µV/°C + 0.0015% of reading/°C (max low‑level voltage)

Common Mode Rejection

• Common Mode Rejection: > –120 dB at 50/60 Hz

Isolation

• Isolation Between Channels and Bus: 1780V AC for 60s / 2500V DC for 60s
• Isolation Between Channels: 300V DC / 220V AC

Performance

• Update Time: 1000 ms
• Fault Type: Broken wire, Overranging scale

Cold Junction Compensation

• Cold Junction Compensation: Internal, 0°C to +60°C (+32°F to +140°F)

Local Signalling

• 1 LED (green) for bus communication present (Active)
• 1 LED (red) for external fault
• 8 LEDs (green) for channel turned on
• 8 LEDs (red) for channel fault

Power & Dissipation

• Bus Current Requirement: 280 mA
• Power Dissipation: 1.5 W

Physical Specifications

• Module Format: Standard
• Product Weight: 0.3 kg (0.7 lbs)

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