This Schneider Electric analog output module converts digital commands into precise analog signals. It provides 4 isolated output channels for Modicon Quantum PLC systems. Engineers can deploy this unit for valve positioning and actuator control applications. Its robust design ensures reliable performance in demanding industrial environments. The module delivers accurate current signals for continuous process regulation.
Physical Dimensions and Rack Installation
The module measures 4.2 inches in height and 1.2 inches in width. Its sturdy housing weighs approximately 1.5 pounds for stable rack mounting. A 15-pin D-sub connector handles all field wiring connections securely. The unit plugs directly into the Quantum backplane via a dedicated connector. This design enables rapid module replacement without complex tools.
Output Channel Specifications and Signal Ranges
The module offers 4 isolated analog output channels for versatile connectivity. Each channel delivers 4-20 mA current signals for various field devices. The unit provides a voltage output range of 0-10 VDC as an alternative. An onboard jumper selects the appropriate output type per channel individually. This flexibility accommodates mixed actuator requirements within a single module.
Resolution and Accuracy Performance
The module achieves 12-bit resolution for reliable output signal generation. Its accuracy reaches ±0.1% of full scale at 25 °C ambient temperature. The unit completes output updates in 10 milliseconds per channel typically. An internal digital-to-analog converter ensures stable and smooth signal transitions. This precision supports effective closed-loop control strategies.
Communication Interface and Data Exchange
The module communicates via the Quantum backplane bus at high speeds. This bus receives setpoint values from the CPU module seamlessly. The unit supports configuration through ProWORX and Concept software tools. A dedicated LED indicates active communication with the controller. This visual feedback assists engineers during system commissioning and troubleshooting.
Power Requirements and Thermal Management
The module draws 250 mA from the 5 VDC backplane supply for logic circuits. It also consumes 100 mA from the 24 VDC field supply for output excitation. Total power dissipation reaches approximately 5 watts under maximum loading. The unit uses natural convection cooling without internal fans. This passive design enhances reliability and reduces maintenance requirements.
Diagnostic Features and Status Indication
The front panel features 4 green LED indicators for real-time output status. Additional LEDs display module health, communication activity, and fault conditions. The module performs continuous self-diagnostics on all output channels. It detects open-wire conditions and short circuits effectively. These diagnostic functions simplify troubleshooting and minimize production interruptions.
Environmental Ratings and Compliance Standards
The module operates reliably from 0 to 60 degrees Celsius ambient temperature. Its conformal-coated PCB resists moisture and dust in factory environments. The unit withstands 95% non-condensing humidity for versatile deployment. It carries CE and UL certifications for global industrial applications. These approvals facilitate equipment certification for international projects.
Technical Specifications Overview
| Parameter | Detail |
|---|---|
| Model Number | 140 ACO 020 00 |
| Output Channels | 4 isolated |
| Output Types | 4-20 mA, 0-10 VDC |
| Resolution | 12 bits |
| Accuracy | ±0.1% of full scale |
| Update Time | 10 ms per channel |
| Communication | Quantum backplane bus |
| Configuration Software | ProWORX, Concept |
| Backplane Current | 250 mA at 5 VDC |
| Field Supply | 100 mA at 24 VDC |
| Power Dissipation | 5 W |
| Connector | 15-pin D-sub |
| Dimensions | 4.2 x 1.2 x 4.5 inches |
| Weight | 1.5 lbs |
| Operating Temperature | 0 to 60 °C |
| Diagnostics | Open-wire detection, short-circuit protection |
Details
| Weight | 0.25 kg |
|---|---|
| Dimensions | 130 × 100 × 20 mm |



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