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Overview
The Schneider Electric 140ACO02000 is an analog output module Modicon Quantum with 4 output channels and 4–20 mA, 12 bits bipolar current. The module is engineered for high-performance PLC-based control systems and features a standard module format designed to integrate directly into Quantum racks, supporting bipolar current outputs for flexible field device interfacing. With a weight of 0.85 kg, the 140ACO02000 module provides four analog output channels, catering to diverse industrial requirements.
Key Features
- Four output channels capable of generating a current signal ranging from 4 to 20 mA with a resolution of 12 bits and support for bipolar current, ensuring precise control over connected devices
- Minimal accuracy drift with temperature fluctuations, ensuring consistent performance even in demanding environments
- Isolation between channels rated at 750 V for 1 minute DC and 500 V for 47 to 63 Hz AC, providing enhanced safety for both equipment and operators
- Quick response times, with an update time of just 3 ms and a setting time of 900 µs to achieve +/- 0.1% of the final value
- Fault detection capabilities, signaling open circuit conditions for the 4 to 20 mA range, enabling prompt troubleshooting and maintenance
Technical Specifications
- Output Channels: Four output points
- Output Range: 4 to 20 mA
- Resolution: 12-bit resolution for bipolar current
- Addressing: Four output words for addressing
- Loop Voltage: 12…30 V DC
- Absolute Accuracy: ±0.20% of full scale at 25°C
- Accuracy Drift: ±0.007% of full scale/°C maximum
- Operating Temperature: 0°C to 60°C
- Update Time: 3 ms
- Bus Current: 480 mA
- Power Dissipation: ≤ 5.3 W
- Weight: 0.85 kg
- Mounting: DIN rail or panel mount
Typical Applications
The module is commonly used in process control, manufacturing automation, and infrastructure systems where precise current-driven control of actuators and instruments is required. Typical applications include pneumatic valve control, variable frequency drive (VFD) speed commands, transmitter signal conditioning, and analog sensor signal generation.
Compatibility & Replacements
Compatible With
- Modicon Quantum PLC systems
- Modicon Quantum automation platform
- Quantum I/O racks and backplanes
- Systems requiring 4–20 mA analog output control
Replaces / Drop-In Replacement For
The 140ACO02000 is backward-compatible with all standard Modicon Quantum backplanes and CPU families, including legacy 140CPU series processors, and is a direct drop-in replacement requiring no hardware modification.
Works With
- Modicon Quantum PLCs (all CPU families)
- Unity Pro / SoMachine programming software
- EtherNet/IP networks via external gateway modules
- Standard 4–20 mA instrumentation and control devices
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