QUANTUM™ HD COMPRESSOR CONTROL PANEL
OPERATION
090.040-O (MAR 12)
Page 105
so that all bytes have either an odd number or
an even number of set bits. Parity checking is the
most basic form of error detection in communi-
cations. A pop-up menu is provided:
• None
• Even
• Odd
[Protocol] - A protocol is the special set of rules
that each end of a communications connection
use when they communicate. A pull down menu
is provided to select from the following Frick
recognized protocols:
• None
• Frick
• ModBus ASCII
• ModBus RTU
• AB DF1 Full Duplex
• AB DF1 Half Duplex
• DBS Motor Starter
• Vyper™
An additional button is provided to allow the user to
set the Panel Id for this unit:
[Panel ID] - A number that is used by an exter-
nal communications application, to converse to
individual compressors. On interconnected sys-
tems, this number must be unique. Valid values
are 0 - 99.