$ 71.53
Weidmuller UR20-8DI-P-2W 8-channel digital input module with P-switching, 2-wire sensor connection, IEC 61131-2 compliance for industrial automation.
The Weidmuller UR20-8DI-P-2W digital input module is a compact 8-channel solution engineered for reliable acquisition of binary signals in industrial automation systems. Designed for the u-remote I/O platform, this P-switching, 2-wire digital input module supports efficient connection of sensors, switches, and proximity devices while reducing wiring complexity. Its slim form factor enables high-density cabinet layouts, while integrated protection features help maintain stable operation. Compliance with IEC 61131-2 standards ensures consistent performance with commonly used industrial sensor types in PLC-based control environments.
The Weidmuller UR20-8DI-P-2W delivers clear advantages in practical automation scenarios by powering connected sensors directly through the input circuit, minimizing additional wiring and external components. Adjustable input filtering improves signal quality by reducing interference in electrically noisy installations. Built-in diagnostics simplify commissioning and fault detection, allowing maintenance teams to respond quickly to abnormal conditions. With compatibility across a wide range of industrial communication systems, the module supports flexible system design and future expansion, making it suitable for machinery, intralogistics, and distributed automation applications where space efficiency and reliability are critical.
| Feature | Details | Benefit |
|---|---|---|
| Digital Input Channels | 8 digital inputs | Enables high signal density for compact control cabinets |
| Input Type | P-switching digital inputs | Compatible with common industrial sensor wiring concepts |
| Sensor Connection | 2-wire connection | Simplifies wiring and reduces installation time |
| Supported Sensor Types | Type 1 and Type 3 sensors (IEC 61131-2) | Ensures standardized and reliable sensor integration |
| Sensor Supply | Integrated sensor power via input path | Eliminates need for external sensor power supplies |
| Input Voltage Threshold (High) | > 11 V | Provides clear and stable signal recognition |
| Input Voltage Threshold (Low) | < 5 V | Reduces risk of false signal detection |
| Input Filter | Configurable input filtering | Improves noise immunity in electrically harsh environments |
| Reverse Polarity Protection | Yes | Protects module and sensors from wiring errors |
| Module Diagnostics | Integrated module-level diagnostics | Speeds up commissioning and troubleshooting |
| Channel Diagnostics | Status monitoring per module | Supports faster fault localization |
| Galvanic Isolation | 500 V DC between current paths | Enhances system safety and signal integrity |
| Process Data Size | 1 byte | Efficient data handling for PLC communication |
| System Compatibility | u-remote system bus | Enables seamless expansion within the u-remote I/O platform |
| Fieldbus & Ethernet Support | Compatible with major industrial protocols | Allows flexible integration into diverse automation systems |
| Connection Technology | PUSH IN terminals | Tool-free, vibration-resistant wiring |
| Mounting | TS 35 DIN rail | Fast and standardized installation |
| Operating Temperature | -20 °C to +60 °C | Reliable operation in industrial environments |
| Storage Temperature | -40 °C to +85 °C | Safe storage under extreme conditions |
| Housing Protection | IP20 | Suitable for control cabinet installation |
| Width | 11.5 mm | Maximizes space efficiency in high-density layouts |
| Compliance | RoHS compliant, UL certified | Meets global regulatory and safety requirements |
Download Weidmuller UR20-8DI-P-2W (1315180000) Datasheet
| Commercial Data | Details |
|---|---|
| EAN (GTIN) | 4050118118155 |
| Net Weight | 85 g |
Modern automated machines often require many digital signals to be processed within very limited cabinet space. In equipment such as packaging machines, assembly stations, and machining centers, numerous limit switches and proximity sensors must be connected reliably. This module allows a high number of digital inputs to be installed on a narrow DIN rail footprint, helping reduce cabinet size and simplify panel layout. Powering sensors directly through the input circuit minimizes additional wiring and components. Adjustable input filtering improves signal stability in environments affected by electrical noise from motors, inverters, and switching power supplies.
Conveyor lines and automated material handling systems depend on accurate detection of position, presence, and movement. Digital signals from photoelectric sensors and mechanical switches are used to control routing, accumulation, and safety functions. This module supports dependable signal capture across distributed conveyor sections while helping prevent wiring errors through built-in protection features. Diagnostic capabilities assist maintenance teams in quickly locating faulty sensors or connections. By placing I/O stations closer to field devices, system designers can reduce cable lengths and improve response times in fast-moving logistics and warehouse automation environments.
Industrial process systems rely on digital feedback to confirm valve positions, pump operation, and safety interlocks. In applications such as water treatment, food processing, and chemical handling, stable and noise-resistant digital inputs are essential. This module supports widely used industrial sensor standards, enabling straightforward integration with existing field devices. Electrical isolation between internal circuits enhances system protection and helps reduce the impact of voltage disturbances. Consistent signal thresholds and filtering help avoid false status changes that could lead to unnecessary alarms or unintended process interruptions.
Modular automation concepts require I/O solutions that can be expanded or reconfigured as production needs evolve. This module enables quick addition of digital input capacity without major system redesign. Tool-free connection technology speeds up installation during system expansion or retrofitting, reducing downtime. Its compatibility with common industrial control architectures allows new modules to be integrated smoothly into existing automation platforms. These characteristics make it suitable for scalable production lines, pilot systems, and machine upgrades where flexibility, reliability, and efficient use of space are key requirements.
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