CPU551 processor module SIMATIC TDC multiprocessor control system

Overview

High-performance CPU module for open and closed-loop control and arithmetic tasks.

Features
  • 8 digital inputs, of which 4 are interrupt-capable
  • 5×7 LED display element
  • Serial RS 232 interface for local service
  • Slot for the MC5xx program memory module
  • Sampling times from 100 µs
  • 32 Mbyte SDRAM
  • 2 Mbyte synchronous cache
  • 266 MHz clock cycle
  • 64-bit RISC CPU with floating point unit
  • 256 Kbyte battery-buffered SRAM
  • This module has approximately 3 times the arithmetic performance of the PM6 module

Design

The CPU551 features a slot for the MC5xx program memory module:

  • Program memory module MC500 (4 Mbyte)
  • Program memory module MC510 (8 Mbyte)
  • Program memory module MC521 (2 Mbyte)

Ordering data

Product No. / Product DescriptionListprice / Your price
6DD1600-0BA3
SIMATIC TDC, CPU551 64-bit processor module with digital inputs

Technical specifications

CPU551

Required space / width

1 slot

Weight

0.6 kg

Display

5×7 LED

Local service interface

Serial RS232 interface

Sampling intervals

from 100 µs

SDRAM

128 MB

Synchronous cache

8 MB

Clock frequency

500 MHz

CPU

64 Bit RISC CPU with floating point unit

SRAM

512 KB, battery buffered

Power supply

Voltage / Power supply (at 250°C)

+3.3 V, 2.0 A typical
+5 V, 1.5 A typical
+12 V, 0.04 A typical
–12 V, 0.04 A typical

Buffer battery

3.0 V, 3 µA typical

Power loss, typical

15 W

Digital inputs

Number

8 inputs, 4 with alarm capability

Galvanic isolation

Only through optional interface modules

Input voltage

  • Rated voltage

24 V

  • For 0-signal

-1 V … +6 V

  • For 1-signal

+13.5 V … +33 V

Input power

  • At 0-signal

0 mA

  • At 1-signal

3 mA

Delay time

100 µs

Real-time clock, resolution

0.1 ms