Schneider 140ACI04000C Analog Input Module – Product Description

Description

The Schneider 140ACI04000C is a 16-channel analog input module designed for Modicon Quantum automation systems. It captures precision current signals from industrial transmitters and converts them into stable digital data for PLC processing. Moreover, its multirange input support ensures compatibility with a wide range of field sensors used in demanding automation environments. The module delivers consistent measurement accuracy, and its rugged construction maintains reliable performance in harsh industrial conditions. In addition, the design supports long-term operation in facilities requiring high availability and secure process monitoring.

Product Summary

This module provides differential analog input capability for applications requiring dependable signal acquisition. It offers excellent isolation, strong EMC resistance, and integrated diagnostics that assist technicians during commissioning and maintenance. Therefore, teams can deploy the module confidently in process plants, energy systems, and complex automation networks that rely on continuous data integrity.

Technical Data / Specifications

Electrical Characteristics

• Number of Inputs: 16 differential

• Supported Ranges: 0–20 mA, 4–20 mA, 0–25 mA

• Resolution:
  • 0–16000 counts (4–20 mA)
  • 0–20000 counts (0–20 mA)
  • 0–25000 counts (0–25 mA)

• Absolute Maximum Input: 30 mA

• Input Impedance: 250 Ω

• Accuracy Error: ±0.125% full scale

• Linearity Error: ±6 µA typical

• Temperature Drift: ±0.0025% FS/°C

• Common Mode Rejection: > –90 dB at 60 Hz

• Update Time: 15 ms

• Bus Current Requirement: 360 mA

• Power Consumption: ~5 W

Environmental & Mechanical

• Net Weight: 0.7 lb (0.3 kg)

• Operating Temperature: 32…140 °F (0…60 °C)

• Storage Temperature: –40…185 °F (–40…85 °C)

• Relative Humidity: 95% non-condensing

• Operating Altitude: ≤ 16404.2 ft (5000 m)

• Protective Treatment: Conformal coating Humiseal 1A33

EMC & Safety

• ESD Resistance: 4 kV contact, 8 kV air (IEC 801-2)

• Electromagnetic Field Immunity: 9.1 V/m (10 V/m) at 80–1000 MHz (IEC 801-3)

• Standards: UL 508, CSA C22.2 No. 142

• Product Certifications: FM Class 1 Division 2, cUL

Ordering Information

• Category: 18155-QUANTUM I/O & Power Supplies

• Discount Schedule: PC21

• GTIN: 3595861148000

• Returnability: No

• Country of Origin: France

Shipping

• Packaging Type: PCE

• Units per Package: 1

• Package Dimensions:
  • Height: 1.9 in (4.8 cm)
  • Width: 6.5 in (16.5 cm)
  • Length: 12.2 in (31.0 cm)

• Package Weight: 15.9 oz (450 g)

FAQ

Q1: What PLC platform is the 140ACI04000C designed for?
It is designed for the Modicon Quantum automation platform and integrates seamlessly with existing Quantum I/O racks.

Q2: Can this module support standard 4–20 mA process transmitters?
Yes, it fully supports 4–20 mA, 0–20 mA, and 0–25 mA industrial current loops.

Q3: Does the module include built-in electrical isolation?
Yes, it provides 1780 V AC isolation between channels and the backplane for enhanced protection.

Q4: Is it certified for hazardous industrial environments?
Yes, the module is FM Class 1 Division 2 certified and suitable for non-incendive locations.

Q5: What diagnostics are available on the module?
It includes LED indicators for bus status, external faults, and individual channel conditions.