Weidmuller UR20-4AO-UI-16 16-Bit Analog Output Module for Precise Actuator Control
Weidmuller UR20-4AO-UI-16 16-bit analog output module is a high-precision u-remote I/O solution designed for accurate control of industrial actuators. It addresses the need for reliable, high-resolution analog signal output in distributed automation systems where space, flexibility, and signal quality are critical. The module provides four independently configurable analog outputs supporting both voltage and current signals, allowing seamless integration with a wide range of field devices. Its slim form factor, robust diagnostics, and channel-level configuration make it well suited for scalable control cabinets and decentralized automation architectures.
The UR20-4AO-UI-16 enables precise and stable control of valves, drives, and positioning equipment through high-resolution signal output and excellent repeatability. Support for multiple voltage and current ranges within a single module simplifies system design and reduces hardware variants. Fast signal response improves control accuracy in dynamic processes, while galvanic isolation helps maintain signal integrity in electrically noisy environments. Practical installation features and integrated status indication reduce commissioning time and support efficient maintenance, helping operators achieve consistent process performance and long-term system reliability.
Why Weidmuller UR20-4AO-UI-16?
The Weidmuller UR20-4AO-UI-16 is designed for engineers who need absolute confidence in analog control. It combines high-resolution signal output, flexible voltage and current selection, and a slim modular design that fits seamlessly into modern distributed I/O systems. This balance of precision, adaptability, and installation efficiency makes it an ideal choice for scalable automation projects where accuracy, reliability, and long-term maintainability directly impact process quality.
What problem does it solve?
The UR20-4AO-UI-16 eliminates inconsistencies and signal limitations when controlling analog actuators in complex automation environments. It overcomes issues such as inaccurate output signals, inflexible I/O configurations, and cabinet space constraints. By delivering stable, high-resolution analog outputs with fast response and strong noise immunity, it ensures predictable actuator behavior, smoother process control, and reduced commissioning and troubleshooting effort.
Key Features & Specifications – Weidmuller UR20-4AO-UI-16: 1315680000
| Feature | Details | Benefit |
|---|---|---|
| Analog Output Type | Voltage and Current (multi-range) | One module supports multiple actuator types, reducing hardware variants |
| Number of Outputs | 4 analog outputs | Enables control of multiple actuators within a compact footprint |
| Resolution | 16-bit | Provides fine signal granularity for precise and stable control |
| Output Signal Ranges | 0…5 V, 0…10 V, 1…5 V, 2…10 V, ±10 V, 0…20 mA, 4…20 mA | Ensures compatibility with a wide range of industrial devices |
| Accuracy | Up to 0.05% of full-scale range (typical) | Improves process consistency and control quality |
| Response Time | 1 ms for all channels | Supports fast and dynamic control applications |
| Channel Configuration | Individually parameterizable per channel | Allows flexible system design and easy adaptation to process needs |
| Actuator Connection | 2-wire (automatic detection) and 4-wire | Simplifies wiring and supports different field device technologies |
| Galvanic Isolation | 500 V DC between field and system bus | Enhances noise immunity and system reliability |
| Diagnostics | Integrated module diagnostics with status LEDs | Enables quick fault detection and easier maintenance |
| Connection Technology | PUSH IN terminals | Speeds up installation and reduces wiring errors |
| Supply Voltage | 24 V DC via system bus | Simplifies power distribution within the I/O station |
| Operating Temperature | –20 °C to +60 °C | Suitable for demanding industrial environments |
| Mechanical Design | Slim 11.5 mm width, DIN rail mounting | Maximizes I/O density and saves cabinet space |
| System Compatibility | u-remote I/O platform, multi-fieldbus support | Ensures seamless integration into modern automation systems |
Download Weidmuller UR20-4AO-UI-16 (1315680000) Datasheet
Commercial Information – Weidmuller UR20-4AO-UI-16
| Commercial Data | Details |
|---|---|
| EAN (GTIN) | 4050118118803 |
| Net Weight | Approx. 87 g |
The Applications
1. Precision Valve Control in Process Automation
In process industries such as chemical production and water treatment, proportional valves must react smoothly to changing control values. This module is applied to generate highly stable analog signals that regulate flow, pressure, or temperature with fine resolution. The 16-bit output allows gradual valve positioning instead of abrupt movement, reducing mechanical stress and extending valve life. Fast signal response improves loop stability, while electrical isolation protects control electronics from interference commonly found around pumps and heavy machinery. These characteristics help operators maintain consistent process conditions and reduce maintenance interruptions.
2. Variable Speed Drive Control in Manufacturing Lines
Manufacturing systems frequently rely on variable speed drives to control conveyors, mixers, and rotating equipment. The module delivers precise analog reference signals that enable smooth speed transitions and accurate torque control. Its ability to support both voltage and current outputs simplifies integration across mixed drive technologies within the same production line. The compact form factor supports high I/O density in limited cabinet space, making it suitable for retrofits. Reliable output accuracy minimizes speed deviation, improving production consistency and reducing energy losses.
3. Actuator Positioning in Automated Assembly Systems
Automated assembly equipment uses linear and rotary actuators that depend on precise analog commands for accurate positioning. This module supports exact motion control by providing repeatable and finely resolved output signals. Each channel can be configured individually, allowing different actuators to operate with optimized control ranges. Rapid response supports synchronized multi-axis movement, which is critical in high-speed assembly and packaging operations. Built-in diagnostic capability helps identify signal or wiring issues early, supporting higher equipment availability and predictable maintenance planning.
4. Dosing and Metering Control in Food and Beverage Production
Dosing systems in food and beverage facilities require consistent and repeatable control to maintain product quality. The module is used to control dosing pumps and metering devices by supplying stable analog output signals. High signal accuracy ensures precise ingredient ratios, while current-based output options provide reliable transmission over long cable distances. Stable output behavior reduces fluctuations that could affect batch quality. These characteristics support continuous operation, improved process repeatability, and compliance with strict quality standards in regulated production environments.