Omron NX-SID Series User Manual

Before change → After change Operation
DEBUG mode (STOP-
PED)
→ DEBUG mode (RUN)
• Safety process data communications continue.
• The variables are initialized and the safety pro-
grams are executed from the beginning.
DEBUG mode (RUN) → DEBUG mode (STOP-
PED)
• Safety process data communications continue.
• The variables are initialized and the safety pro-
grams are stopped.
• The forced status of variables is cleared.
RUN mode → PROGRAM mode
• Safety process data communications stop.
The safety input data from the Safety Input
Units is initialized to 0.
The safety output data to the Safety Output
Units is initialized to 0.
• The variables are initialized and the safety pro-
grams are stopped.
• The safety programs are deleted from the non-
volatile memory of the Safety CPU Unit.
DEBUG mode (RUN)
→ PROGRAM mode
• Safety process data communications stop.
The safety input data from the Safety Input
Units is initialized to 0.
The safety output data to the Safety Output
Units is initialized to 0.
• The variables are initialized and the safety pro-
grams are stopped.
• The forced status of variables is cleared.
DEBUG mode (STOP-
PED)
→ PROGRAM mode
• Safety process data communications stop.
The safety input data from the Safety Input
Units is initialized to 0.
The safety output data to the Safety Output
Units is initialized to 0.
Relationship between Establishing Safety Communications and Ex-
ecution of the Safety Programs
The Safety CPU Unit starts execution of the safety programs at the same time the safety process data
communications are established.
The input data that is refreshed from the Safety Input Units is used for processing.
7-3-3
Executable Functions in Each Mode of the Safety CPU Unit
The following table shows the executable functions in each mode of the Safety CPU Unit.
Function
*1
Initializing
PRO-
GRAM
mode
DEBUG mode
RUN mode
RESTORE
mode
*5
STOPPED RUN
Safety program execution Not possi-
ble
Not possi-
ble
Not possi-
ble
Possible Possible Not possi-
ble
Controlling BOOL varia-
bles, forced refreshing,
and changing present val-
ues
Not possi-
ble
Not possi-
ble
Possible Possible Not possi-
ble
Not possi-
ble
Message communications Possible Possible Possible Possible Possible Possible
7 Checking Operation and Actual Operation
7 - 14
NX-series Safety Control Unit User's Manual (Z930)

Omron NX-SID Series Specifications

General

Brand	Omron
Model	NX-SID Series
Category	Controller
Language	English