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Introduction
The ABB 1MRK002133-ACr04 Digital Input/Output Module is a high-density industrial automation interface designed for advanced signal processing in ABB protection and control systems. It is commonly used in substation automation and IED-based architectures, where reliable conversion and handling of both analog and digital signals are required for stable grid and process operations.
This module integrates mixed-signal capabilities with time-synchronized control functions, enabling accurate data acquisition, fast switching response, and seamless coordination between field devices and ABB control platforms.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | ABB |
| Model Number | 1MRK002133-ACr04 |
| Product Type | Digital Input/Output Module (Mixed Signal) |
| System Compatibility | ABB protection & control IED systems / grid automation platforms |
| Function | Analog + digital signal acquisition and control |
| Analog Inputs | 8 channels |
| Digital I/O Channels | 8 channels (input/output configurable) |
| Input Voltage | 24 V DC |
| Output Voltage | 24 V DC |
| Output Current | Up to 100 mA per channel (typical) |
| Signal Isolation | Up to 1500 VAC channel isolation |
| Response Time | Analog ~0.5 ms / Digital ~1–2 ms |
| Power Consumption | ~6 W |
| Operating Temperature | -40°C to +85°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 5–95% non-condensing |
| EMI Protection | IEC 61000-6-2 / IEC 61000-6-4 compliant design |
| Mechanical Durability | Up to 10 million switching cycles (typical class) |
| Weight | ~0.3 kg |
| Dimensions (H×W×D) | ~138 mm × 60 mm × 15 mm |
