ABB 3BSE053242R1 PM891K02 Redundant CPU

Product Overview

Brand: ABB
Model: PM891K02
Article Number: 3BSE053242R1
Series: AC 800M Controller

The ABB PM891K02 3BSE053242R1 is a processor module for the AC 800M controller system. ABB designed this CPU for high performance industrial automation. It features redundant configuration support with 10 ms switchover time. The PM891K02 operates with System 800xA and provides 256 MB memory for demanding applications.

Key Features

• Redundancy: Yes
• Processor: MPC8270 at 450 MHz
• Performance: 0.043 ms for 1000 boolean operations
• Memory: 256 MB total, 208.985 MB available for application
• Flash memory: Yes for storage
• Switch over time in redundant config: max 10 ms
• Number of applications: 32 per controller
• Cycle time: Down to 1 ms per application programs
• Ethernet channels: 2 at 10/100 Mbit/s
• RS-232C interface: 1 for service tool (COM 4)
• Clock synchronization: 1 ms between AC 800M controllers
• Supports up to 12 communication modules on CEX bus
• I/O capacity on Modulebus: Max 84 modules

Technical Specifications

• Processor Type: MPC8270
• Clock Frequency: 450 MHz
• Performance (1000 boolean operations): 0.043 ms
• Total Memory: 256 MB
• RAM Available for Application: 208.985 MB
• Flash PROM for Firmware: 16 MB
• Power Supply: 24 V DC (19.2-30 V DC)
• Power Consumption (+24 V): 660/750 mA typ/max
• Power Dissipation: 15.8 W (18 W max)
• Redundant Power Supply Status Input: Yes
• Built-in Back-up Battery: No
• Event Queue in Controller per OPC Client: Up to 3000 events
• Communication Modules on CEX Bus: 12
• Supply Current on CEX Bus: Max 2.4 A
• I/O Clusters on Modulebus: 0 electrical + 7 optical
• I/O Capacity on Modulebus: Max 84 modules
• Modulebus Scan Rate: 0 - 100 ms
• Ethernet Channels: 2
• Ethernet Interface: 10/100 Mbit/s
• Control Network Protocol: MMS and IAC
• Real-time Clock Stability: 50 ppm (approx 0.5h/year)
• RS-232C Interface: 1 for service tool (COM 4)

Environmental and Certification

• Operating Temperature: +5 to +55 °C (+41 to +131 °F)
• Storage Temperature: -40 to +70 °C (-40 to +158 °F)
• Temperature Changes: 3 °C/minute according to IEC/EN 61131-2
• Pollution Degree: Degree 2 according to IEC/EN 61131-2
• Corrosion Protection: G3 compliant to ISA 71.04
• Relative Humidity: 5 to 95%, non-condensing
• Vibration: 10-50 Hz: 0.0375 mm amplitude, 50-150 Hz: 0.5 g acceleration, 5-500 Hz: 0.2 g acceleration
• Rated Isolation Voltage: 50 V
• Dielectric Test Voltage: 500 V a.c.
• Protection Class: IP20 according to EN 60529, IEC 529
• Altitude: 2000 m (6562 ft) according to IEC/EN 61131-2
• CE Mark: Yes

Safety and Approvals

• Electrical Safety: EN 50178, IEC 61131-2, UL 61010-1, UL 61010-2-201
• Hazardous Location: UL 60079-15, cULus Class 1, Zone 2, AEx nA IIC T4, Ex nA IIC T4 Gc X
• Marine Certificates: ABS, BV, DNV-GL, LR
• RoHS Compliance: EN 50581:2012
• WEEE Compliance: DIRECTIVE/2012/19/EU

Dimensions and Weight

• Width: 174 mm (6.85 in.)
• Height: 186 mm (7.32 in.)
• Depth: 94 mm (3.70 in.)
• Weight (including base): K01 1600 g (3.5 lbs) / K02 4000 g (8.8 lbs)

Package Includes

• 1x ABB PM891K02 3BSE053242R1 processor module
• 1x installation manual
• 1x certification document

Shipping

• FedEx, UPS, DHL express worldwide
• Ships within 24 hours from stock

FAQ

1. What is the article number for this module?

The article number is 3BSE053242R1 (PM891K02).

2. Does the PM891K02 support redundancy?

Yes. It supports redundant configuration with max 10 ms switchover time.

3. What is the processor type and clock frequency?

It uses an MPC8270 processor at 450 MHz.