Introduction
The ABB 1MRK000508-BBr00 Binary Input/Output Module is a compact industrial automation interface designed for reliable digital signal acquisition and control in protection, monitoring, and process automation systems. It is commonly used in ABB substation automation and industrial control architectures where fast, accurate binary signal handling is essential for stable system operation.
Built with ABB’s high-reliability design philosophy, this module ensures secure signal transmission between field devices (switches, sensors, relays) and higher-level control systems such as PLCs, RTUs, and IEDs.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | ABB |
| Model Number | 1MRK000508-BBr00 |
| Product Type | Binary Input Module (I/O Module) |
| System Compatibility | ABB protection & control systems / IEC-based automation |
| Input Channels | 16 digital inputs |
| Input Voltage | 24–30 V DC |
| Input Current | ~50 mA per channel (typical) |
| Signal Type | Dry contact / wet contact compatible (system dependent) |
| Output Function | Binary signal relay / status output mapping |
| Operating Temperature | -40°C to +85°C |
| Storage Temperature | -40°C to +85°C |
| Isolation | Galvanic isolation between channels and system bus |
| Communication Integration | System-bus / station-bus (protocol dependent) |
| Protection Class | IP20 (cabinet installation) |
| Power Consumption | < 1 W typical |
| Dimensions (H×W×D) | 102 mm × 86 mm × 58.5 mm |
| Weight | ~0.24 kg |
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