Schneider 140ACI03000 Modicon Quantum 8 Channel Analog Input

Product Overview

The Schneider Electric Modicon Quantum 140ACI03000 is a high-performance analog input module.

It processes process variable signals for complex industrial control systems.

The unit features eight multirange differential input channels.

Engineers deploy it in continuous processing and infrastructure applications.

It delivers fast signal acquisition with high measurement precision.

Technical Specifications

We organize technical parameters cleanly using the MECE framework.

1. General & Electrical Parameters

• Brand Name: Schneider Electric
• Automation Platform: Modicon Quantum Series
• Model Part Number: 140ACI03000
• Module Structure: Standard Quantum Slot Format
• Bus Current Requirement: 240 mA
• Power Dissipation: 2 W maximum
• Addressing Requirement: 9 input words

2. Measurement & Signal Acquisition

3. Precision & Frequency Response

• Frequency Response (Filter): Single-pole low-pass filter (-3 dB at 15 Hz +/-20%)
• Absolute Accuracy Error: +/-0.05% full scale (+/-0.1% full scale maximum)
• Linearity Error: +/-0.04%
• Temperature Drift: +/-0.0025% full scale/°C (<=0.005% full scale/°C max)
• Common Mode Rejection: >72 dB at 60 Hz

4. Isolation & Environmental Endurance

Diagnostic Capabilities & Status Indicators

The module provides comprehensive status LEDs for rapid on-site troubleshooting.

• Active LED (1 Green): Confirms active backplane communication status.
• External Fault LED (1 Red): Signals field-side power or external circuit anomalies.
• Channel State LEDs (8 Green): Displays active channel operational state.
• Channel Fault LEDs (8 Red): Alerts operators to specific channel failures.
• Fault Detection Types: Identifies 4...20 mA wire breakage and 1...5 V undervoltage conditions.

Installation Guide

Follow these standard engineering steps to install the module securely.

• Turn off power to the backplane rack before inserting or removing modules.
• Align the module rear connector with the backplane guide slots.
• Push the unit firmly into position until it locks securely into place.
• Tighten top and bottom retaining screws to ensure proper grounding.
• Connect field signals to terminal blocks using shielded twisted-pair cables.

Commissioning & Maintenance Ease

Commissioning requires simple software setup in Unity Pro or EcoStruxure Control Expert.

You assign the 9 input words directly within the controller memory register map.

Factory calibration eliminates manual calibration during module replacement.

Maintenance technicians swap units quickly without disturbing field sensor wiring.

Compatibility & System Integration

The 140ACI03000 mounts directly into all Modicon Quantum backplanes.

It operates seamlessly with Quantum CPUs like the 140CPU65150 and 140CPU65160.

Certifications & Standards

This module complies with international industrial safety and quality standards.

• UL 508 (Industrial Control Equipment)
• CSA C22.2 No 142
• FM Class 1 Division 2 (Hazardous Locations)
• cUL Certified
• CE Marked

Global PLC Spare HUB's Insight

Our field engineering team regularly supports Modicon Quantum installations worldwide.

During a chemical water plant retrofit, an engineer faced erratic 4...20 mA flow transmitter readings.

Ground potential differences between separated tanks created severe common-mode signal noise.

Installing the 140ACI03000 resolved the signal fluctuations completely.

Its 30 V channel-to-channel isolation blocked ground loop currents effectively.

The built-in 15 Hz low-pass filter eliminated high-frequency electrical noise from nearby variable frequency drives.

Typical Application Scenarios

Process industries rely on this module for stable analog data collection.

• Water Treatment Plants: Monitors flow rates, chemical dosing pumps, and tank levels.
• Oil & Gas Facilities: Tracks remote pipeline pressure transducers and temperature sensors.
• Power Generation Plants: Measures boiler steam pressures and turbine monitoring signals.
• Manufacturing Plants: Collects analog sensor data across continuous production lines.

Selection & Buying Guide

Review these key points before placing your automation equipment order.

• Verify that your field sensors output 4...20 mA or 1...5 V signals.
• Confirm that 8 differential input channels fulfill your loop capacity requirements.
• Select differential inputs when transmitters share common power supply lines.
• Ensure your backplane power supply can supply 240 mA bus current.

Packaging, Delivery & Warranty

We handle every order under strict industrial packaging standards.

• Package Contents: 1 x Schneider Electric 140ACI03000 unit in protective ESD packaging.
• Warranty Coverage: Full 12-Month warranty included with purchase.
• Express Shipping: Quick dispatch via FedEx, UPS, or DHL express services.
• Order Handling Time: Orders ship within 24 to 48 hours after payment confirmation.

Frequently Asked Questions

Q: What happens if a 4...20 mA field wire breaks?

A: The module turns on the channel red fault LED and triggers a broken wire diagnostic flag.

Q: Can I mix 1...5 V and 4...20 mA signals on the same module?

A: Yes. You can configure individual channels for voltage or current inputs independently.

Q: How does the 15 Hz filter help noisy industrial environments?

A: It filters out electrical noise from motor drives before digital signal conversion.

Q: Does this module supply power to 2-wire transmitters?

A: No. You must provide external 24 V DC loop power for 2-wire field devices.

Q: How fast will my order ship after payment?

A: We process and dispatch all items within 24 to 48 hours via FedEx, UPS, or DHL.

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