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PM851AK01

Brand: ABB
Order Number: PM851AK01
Type: Processor Module
Country: Sweden
Low stock: 100 left

Description

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Description

The PM851AK01 is a processor module for the ABB AC 800M series, equipped with an MPC860 processor running at 24 MHz. It offers 12 MB memory, 6.253 MB of RAM for applications, and features a wide range of communication and performance capabilities.

Processor & Performance

  • Processor : MPC860, 24 MHz

  • Performance : 0.46 ms for 1000 boolean operations

  • Cycle Time per Application Program : Down to 1 ms

  • No. of Applications per Controller : 32

  • No. of Programs per Application : 64

  • No. of Diagrams per Application : 128

  • No. of Tasks per Controller : 32

  • Number of Different Cycle Times : 32

Memory & Storage

  • Total Memory : 12 MB

  • RAM for Application : 6.253 MB

  • Flash Memory for Storage : Yes (2 MB for firmware storage)

  • Built-in Backup Battery : Lithium, 3.6 V

Power & Supply

  • Power Supply : 24 V DC (19.2-30 V DC)

  • Power consumption : 180 mA (typ), 300 mA (max)

  • Power Dissipation : 4.32 W (7.2 W max)

  • Redundant Power Supply Status Input : Yes

Communication & Connectivity

  • Ethernet Interface : 10 Mbit/s, RJ-45

  • Control Network Protocol : MMS, IAC

  • Recommended Control Network Backbone : 100 Mbit/s switched Ethernet

  • RS-232C Interfaces : 2 (1 for general, 1 for service tool)

  • RS-232C Interface (COM3) : 75-19,200 baud (non-redundant only)

  • RS-232C Interface (COM4) : 9,600 baud (non-redundant only)

I/O & Expansion

  • I/O Clusters on ModuleBus :

    • 1 electrical, 1 optical (non-redundant CPU)

    • Max 24 I/O modules

  • ModuleBus Scan Rate : 0–100 ms (depending on I/O module count)

  • Supply Current on ModuleBus :

    • 24 V: max 1.0 A

    • 5 V: max 1.5 A

  • Comm. Modules on CEX Bus : 1

  • Supply Current on CEX Bus : 2.4 A

Synchronization & Clock

  • Clock Synchronization : 1 ms between AC 800M controllers via CNCP protocol

  • Real-Time Clock Stability : 100 ppm (approx. 1 hour/year)

Physical Dimensions

  • Width : 119 mm (4.7 in.)

  • Height : 186 mm (7.3 in.)

  • Depth : 135 mm (5.3 in.)

  • Weight : 1100 g (2.4 lbs)


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