GE Industrial Solutions Control System Toolbox For an AV-300i Version 2 Drive - Manual (Page 75)

GEH-6412 Toolbox for AV-300i Version 2 Drive Glossary of Terms •••• G-7
runtime
See product code.
runtime errors
controller problems indicated on the front panel by coded flashing LEDS and also in
the Log View of the toolbox.
sample set
Set of values taken when signals are being trended together with the Trend Recorder.
sampling rate
The period that values are collected to put in a sample set.
Serial Loader
Connects the controller to the toolbox PC using the RS-232C COM ports. The Serial
Loader initializes the controller flash file system and sets its TCP/IP address to allow
it to communicate with the toolbox over Ethernet.
service
Functionality derived from a particular software program. For example, the Recorder
Service transmits and provides conversion of data in the SDB.
signal
The basic unit for variable information. Signals are the placeholders for memory
locations in the toolbox’s different platforms.
simulation
Running a system without all of the configured I/O devices by modeling the behavior
of those devices in software.
skew
A property of modules that allows a module to execute at a different time slice than
other modules with the same period.
skew offset
A property of tasks that allows a task to execute at a different time slice than other
tasks within the same module.
Status_S
GE proprietary communications protocol that provides a way of commanding and
presenting the necessary control, configuration, and feedback data for a device. The
protocol over DLAN+ is Status_S. It can send directed, group, or broadcast
messages.
Status_S pages
Devices share data through Status_S pages. They make the addresses of the points on
the pages known to other devices through the system database.