Description

PM891K01 (3BSE053241R1) ABB Product Introduction & Technical Specifications
Brand: ABB
Model: PM891K01
Part Number: 3BSE053241R1
Product Name: High-performance Processor Unit
Series: AC 800M Controller, System 800xA Distributed Control System
Technical Specifications
Dimensions: 186 mm × 174 mm × 94 mm (H × W × D)
Weight: Approximately 1.60 kg
Place of Origin: Germany / Sweden

HS Code: 85371091 (Programmable memory industrial controller)
Processor Core: MPC8270 PowerPC, 450 MHz clock frequency
Memory Configuration: 256 MB RAM (208.985 MB available for application), 16 MB flash memory for firmware storage
Power Supply: 24 V DC (operating range: 19.2 V DC ~ 30 V DC), typical consumption 660 mA, maximum 750 mA
Communication Interfaces: 2 × 10/100 Mbps RJ45 Ethernet ports for control network; 1 isolated COM4 serial port for configuration tool; Optical Modulebus for S800 I/O connection; CEX-Bus for communication expansion modules
Operating Temperature Range: 0 °C ~ +55 °C
Storage Temperature Range: -40 °C ~ +70 °C
Relative Humidity: 5% ~ 95%, non-condensing
Protection Class: IP20 (for indoor cabinet mounting)
Certifications: CE, UL, RoHS, WEEE, marine certifications including DNV-GL, ABS, BV, LR
Main Features
Supports dual redundant CPU operation for fault-tolerant control; automatic master-backup switchover ensures uninterrupted process control upon primary unit failure. Equipped with LED status indicators and an INIT push button for convenient local diagnosis and module reset. Built-in real-time clock and SD card interface support program backup and data logging. The optical Modulebus allows connection of up to seven S800 I/O clusters, each supporting maximum 12 I/O units. Modular CEX-Bus expansion enables seamless access to multiple fieldbus protocols. Robust industrial hardware design delivers strong electromagnetic interference resistance, suitable for continuous unattended operation in heavy industrial environments. Standard DIN rail rack mounting simplifies installation inside ABB control cabinets. Comprehensive onboard self-diagnosis continuously monitors hardware operating status and generates timely fault alarms to reduce troubleshooting duration. Compatible with a full range of AC 800M peripheral modules to build scalable distributed control architecture for complex process facilities.

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Shipping:
1. Your item will be shipped to all countries via EMS, unless one country cannot be shipped via EMS. We will choose DHL, UPS, or FedEx. Please leave us your phone number.
2. We will ship the product to you on the same day or within 1-2 working days after receiving your payment. The shipping time depends on the country/region where you reside, the customs and habits of your country/region, and especially during peak hours.
3. Assuming (assuming) that the item requires payment of tariffs from your country, the buyer is obligated. We are not responsible for any taxes or customs fees in your country/region.

Return Policy:
1. Please contact us before returning the item.
2. The buyer should inform the seller of all returned items within 7 days after receiving the package. We reserve the right to reject any request to inform the seller for more than 7 days.
3. Returned products must have all original packaging and be in good condition.

Response policy:
If you are satisfied with the purchase, please leave us an active response.
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