CAL Controls CALCOMMS 9300 Manual page 34

Glossary of Terms
Glossary of Terms (continued)
P.C.
Protocol
Radio button
RS232/RS485
Serial Link
Virtual Instrument Image of the instrument on the PC
30
Personal computer, desktop or laptop.
See Modbus.
A PC "screen" switch shaped like a push
button that can be clicked
on and off
Sometimes EIA232/EIA485 defines the
two standards for serial communication.
More detail can be found under
Installation/Cabling.
Another name for the wiring between
two communicating devices.
screen.