Siemens S5-135U/155U appendix Mode of Operation Block Diagram Address bus, Data bus

Models: S5-135U/155U

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Monitoring Module

10.1.2Mode of Operation

10.1.3Block Diagram

Address bus

Address

 

Address

Presel-

Address

Address

comparison

S1

comparison S2

ection

comparison S3

comparison S4

of time

Daten

Bit

Read and

Time

Time

Time

compare

moni-

moni-

moni-

ausgeben

 

S5 Bus

inversion data

toring

toring

toring

 

 

DB

 

w1

Data bus

 

 

 

 

 

 

 

MEMR

 

 

 

 

ADB

MEMW

Control signal

 

 

 

 

 

RDY

monitoring

 

 

 

 

R/W

w1

 

 

CPKL

 

S

Edge

w1

R

 

BASP

 

 

 

X4/4

RESET input

 

 

 

 

RUN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

X4/3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

X4/5

L+ (24V)

 

internal +5V

 

 

 

 

X4/2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

X4/6

 

 

internal 0V

 

 

 

 

X4/1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Relay contact

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Figure 10-2

Block Diagram

 

 

 

 

 

 

 

 

 

 

System Manual

10-3

C79000-G8576-C199-06

Page 499
Image 499
Siemens S5-135U/155U appendix Mode of Operation Block Diagram Address bus, Data bus