TheDI571 (1TNE968902R2103)is a specialized digital input module belonging to the ABB S500-eCo range, designed for seamless integration with the AC500-eCo PLC system. This module features 8 digital input channels optimized for 24V DC operation.
Input Frequency: Support for high-speed counting/processing
Operating Temperature: 0°C to +60°C
Storage Temperature: -40°C to +70°C
Degree of Protection: IP20
Mounting: Standard 35mm DIN Rail (TH35-15)
Weight: Approx. 0.115 kg
Programming Software: AC500 Control Builder PS501-PROG
Key Functional Characteristics
High-Speed Signal Acquisition
TheDI571 (1TNE968902R2103)is engineered to handle faster signal transitions compared to standard input modules. This makes it particularly suitable for applications involving high-speed pulse detection or rapid sensor feedback. While it maintains the standard 24V DC logic level, its internal circuitry is tuned for lower latency, ensuring that the AC500-eCo CPU receives critical data with minimal propagation delay.
Versatile Sink/Source Logic
The module’s inputs are non-polarized, meaning they can be wired in either a sink (NPN) or source (PNP) configuration. This universal compatibility allows engineers to standardize on a single module type regardless of the sensor logic used in the field. This flexibility simplifies spare parts inventory and reduces the risk of hardware incompatibility during system upgrades.
Robust and Maintenance-Friendly Design
Like other S500-eCo modules, theDI571features pluggable terminal blocks. This allows for "hot-swap" style maintenance where the module can be replaced without re-wiring the entire connector, significantly reducing Mean Time To Repair (MTTR). Its IP20 rated housing is designed for reliable operation in industrial environments when housed within a proper enclosure.
