Glossary-1
OP27, OP37 Equipment Manual
Release 05/99
Glossary
A
Calls attention to high-priority operating states and has therefore to be
acknowledged.
Time between the arrival and departure of an alarm message.
Required for data exchange between the OP and the PLC. It contains informa-
tion concerning the length and size of data areas on the PLC.
The point in time at which a message is issued by the PLC or OP.
Option for the OP37 for accommodating two 2/3-length 16 bit AT cards.
PLCs of the SIMATIC S7 series – for example, SIMATIC S7-200/300/400
B
Contains basic settings for the OP37 in DOS mode.
Automatic turn-off of display back lighting.
A load operation which transfers the operating system to working memory on
the OP.
C
Definition of system-specific basic settings, messages and screens using the
ProTool configuration software.
Alarm message
Alarm time
Area pointer
Arrival of a
message
AT expansion slot
Automation
systems
BIOS Setup
Blanking
Boot
Configuration
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