Siemens SIMATIC IM 151/CPU User Manual

Instruction List
B-49
ET 200S Interface Module IM 151/CPU
A5E00058783-01
B.38 Block End Instructions
In-
struc-
tion
Address
ID
Description Length
in
Typical Execution Time in
s
Words
BE End block 1 2.8
BEU End block unconditionally 1 –
Status word for: BE, BEU BR A1 A0 OV OS OR STA RLO /FC
Instruction depends on: – – – – – – – – –
Instruction controls: – – – – 0 0 1 – 0
BEC End block conditionally if RLO=”1” 3.2
Status word for: BEC BR A1 A0 OV OS OR STA RLO /FC
Instruction depends on: – – – – – – – Yes –
Instruction controls: – – – – Yes 0 1 1 0
B.39 Exchanging Data Blocks
Exchange of the two current data blocks. The current data block becomes the
current instance data block and vice versa. The indicators are not affected.
In-
struc-
tion
Address
ID
Description
Length
in
Words
Typical Execution Time in
s
CDB Exchanging Data Blocks 1 0.4

Siemens SIMATIC IM 151/CPU Specifications

General

Brand	Siemens
Model	SIMATIC IM 151/CPU
Category	Control Unit
Language	English