Plc Interface; Overview Plc Interface; Inputs, Outputs, Flags - Siemens SINUMERIK 840C Installation Manual

11.92
5

PLC Interface

5.1

Overview PLC interface

5.1.1

Inputs, outputs, flags

Inputs
Example of assignment
EB 0
.
.
.
. Physical interface
. (input modules)
. (DMP submodules)
. with process image
.
.
.
127
128
Physical interface
.
(input modules)
.
(DMP submodules)
.
without process image
159
Flags
Example of assignment
MB 0 Basic signals
.
24
25
e.g. auxiliary flags, or
.
dynamically assignable
.
with interface signals
.
e.g. interface
.
.
99
100
Available to user
.
.
.
.
199
200
Reserved for function
.
blocks
224
.
Saved area on change of plane
.
also on warm restart
.
255
© Siemens AG 1992 All Rights Reserved
SINUMERIK 840C (IA)
Outputs
Example of assignment
AB 0
.
.
.
.
.
.
.
.
.
.
127
128
.
.
.
159
Channel 1
Channel 2
etc.
6FC5197- AA60
5 PLC Interface
5.1 Overview PLC interface
Physical interface
(output modules)
(DMP submodules)
with process image
Physical interface
(input modules)
(DMP submodules)
without process image
Output 127.7 is disabled
5–1