Schneider 140ACI04000C Analog Input Module

Overview

The Schneider Modicon 140ACI04000C is a 16-channel analog input module built for the Modicon Quantum platform. It captures high-precision differential current signals and processes them efficiently. This module supports multiple current ranges and delivers fast, reliable data to the controller. Thanks to its robust isolation and diagnostic features, it ensures safe operation in harsh industrial settings. Therefore, it fits seamlessly into demanding process automation systems.

Technical Specifications

• Model: 140ACI04000C

• Manufacturer: Schneider Electric

• Product Type: Analog Input Module

• Platform: Modicon Quantum

Input Details

• Number of Channels: 16 analog inputs

• Input Type: Differential

• Signal Ranges:

• 4–20 mA

• 0–20 mA

• 0–25 mA

• Resolution: 12-bit

• Input Impedance: 250 Ohm

• Absolute Maximum Input: 30 mA

Accuracy and Performance

• Absolute Accuracy Error: ±0.125% of full scale

• Linearity Error:

• ±12 µA max (4–20 mA)

• ±6 µA max (0–20 mA, 0–25 mA)

• Common Mode Rejection: > -90 dB @ 60 Hz

• Update Time: 15 ms

Diagnostics and Isolation

• Fault Detection: Broken wire detection (4–20 mA only)

• Isolation (Channel-to-Bus): 1780 V AC for 60 seconds

Power and Addressing

• Power Dissipation: 5 W

• Bus Current Requirement: 360 mA

• Addressing Requirement: 17 input words

Environmental Ratings

• Operating Temperature: 0°C to 60°C

• Storage Temperature: -40°C to 85°C

• Humidity: 95% RH (non-condensing)

Physical Characteristics

• Net Weight: 0.3 kg