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PM891K01 3BSE053241R1

Key Features
✔ High-Performance Processing

Dual-core 1.2 GHz processor with 1 GB RAM

Supports up to 500,000 I/O points system-wide

Real-time deterministic control execution

✔ Enhanced Cybersecurity

IEC 62443-3-3 compliant security

Secure boot with hardware root of trust

Role-based access control with encryption

✔ Industrial Connectivity

2x Ethernet ports (10/100/1000 Mbps) with switch functionality

Supports OPC UA, Modbus TCP, PROFINET

Optional wireless communication modules

✔ Rugged Industrial Design

Operating temperature: -40°C to +70°C

Vibration resistant (5g @ 10-150Hz)

Compact form factor (50% smaller than previous generations)

✔ Future-Ready Features

Edge computing capability

Container support for advanced applications

Predictive maintenance functionality

Technical Specifications
Parameter Specification
Manufacturer P/N 3BSE053241R1
Processor Dual-core 1.2 GHz ARM Cortex-A9
Memory 1 GB RAM / 4 GB Flash
Communication 2x Ethernet, PROFINET, OPC UA
I/O Capacity Up to 500,000 points
Power Supply 24V DC (18-32V range)
Power Consumption <10W typical
Certifications CE, UL, cULus, ATEX Zone 2
Typical Applications
Process Industries (chemical, oil & gas)

Power Generation (turbine control)

Water/Wastewater Treatment

Pharmaceutical Manufacturing

Discrete Manufacturing (automotive, electronics)

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The ABB PM891K01 (3BSE053241R1) is a cutting-edge compact process controller from ABB's AC 800M family, designed for mission-critical industrial automation applications. This advanced controller combines high processing power with cyber-secure operation in a space-saving design, ideal for both process and discrete automation.