Selectron CPU 725-LT User Manual

CPU 72x
24.05.2019 page 1
CPU 72x
24.05.2019
Table of Contents
Processor Modules CPU 72x ...................................................................................... 2 1.
1.1 Overview ........................................................................................................................... 2
1.2 Extension Bus and Dimensions ......................................................................................... 4
1.3 Extensibility ....................................................................................................................... 7
1.4 Terminal Assignment ........................................................................................................ 8
1.5 Configuration CPU 72x.................................................................................................... 14
1.6 System Behavior ............................................................................................................. 19
1.7 Technical Data ................................................................................................................ 24
1.8 Accessories: Flash Cassette FMC 701-T ........................................................................ 29
List of Figures
Fig.01: MOBI bus: extension bus plug (view from front) ................................................................ 4
Fig.02: Dimensions CPU 72x ......................................................................................................... 4
Fig.03: Processor module CPU 723-T ........................................................................................... 5
Fig.04: Processor modules CPU 725-LT/LTH, CPU 727-T/TH ...................................................... 6
Fig.05: Extensibility CPU 72x ........................................................................................................ 7
Fig.06: Terminal assignment CPU 723-T ....................................................................................... 8
Fig.07: Terminal assignment CPU 725-LT/LTH and CPU 727-T/TH .............................................. 8
Fig.08: Wiring of power supply (UC) .............................................................................................. 9
Fig.09: CAN bus wiring ................................................................................................................ 10
Fig.10: RS-232C wiring ............................................................................................................... 11
Fig.11: Connection of the CPU 723-T digital input ....................................................................... 12
Fig.12: Connection of the CPU 723-T digital output ..................................................................... 12
Fig.13: Connection digital inputs CPU 725-LT/LTH and CPU 727-T/TH ...................................... 13
Fig.14: Connection digital outputs CPU 725-LT/LTH and CPU 727-T/TH .................................... 13
Fig.15: Memory map CPU 72x .................................................................................................... 17
Fig.16: LEDs CPU 723-T, CPU 725-LT/LTH and CPU 727-T/TH ................................................ 19
Fig.17: Battery backup time of the CPU 72x-Tx/CTx ................................................................... 23
Fig.18: Connection diagram digital inputs .................................................................................... 26
Fig.19: Connection diagram interrupt inputs ................................................................................ 27
Fig.20: Connection diagram digital outputs .................................................................................. 28
Fig.21: Dimensions flash cassette FMC 701-T ............................................................................ 29
Fig.22: Mounting the flash cassette ............................................................................................. 29

Selectron CPU 725-LT Specifications

General

Brand	Selectron
Model	CPU 725-LT
Category	Computer Hardware
Language	English

Summary

1. Processor Modules CPU 72x

1.1 Overview

General overview of the CPU 72x decentralized processor modules and their functions.

1.1.1 List of Modules

1.1.2 Inputs and Outputs

Details the inputs and outputs for different CPU 72x models, including isolation.

1.4 Terminal Assignment

1.4.2 Power Supply

Details on the power supply specifications and wiring for the CPU 72x.

1.4.3 Interfaces

Information on CAN bus and RS-232 interfaces for the CPU 72x modules.

1.4.4 Inputs and Outputs

Details on connecting digital inputs and outputs for CPU 72x modules.

1.5 Configuration CPU 72x

1.5.1 Operation Modes

Sets the operation modes of the processor modules using DIP switch S2.

1.5.2 Interfaces

1.6 System Behavior

1.6.1 LED Functions

Explanation of the LED indicators on the CPU 72x for status display.

1.6.2 Power Supply Breakdown (UC)

1.6.7 RAM and RTC Buffering

1.7 Technical Data

1.7.1 General Data

1.7.2 Technical Data - Inputs and Outputs