Message Read Logic - Johnson Controls FRICK QUANTUM HD Setup

Message Read Logic

Use the following logic to read data from the Quantum™
HD panel. To read more data or to read data from several
compressors, copy / paste these rungs as needed then
modify the control block and setup screen parameters
accordingly. The following message read instruction will
be executed whenever counter 5:0 (logic shown above)
is equal to 0.
QUANTUM™ HD COMPRESSOR CONTROL PANEL
COMMUNICATIONS SETUP
Delay Between Messages
The delay timer on rung 3 must be used when commu-
nicating to the Quantum™ HD with the 100ms preset as
shown. This time delay may be decreased when com-
municating to more than one compressor provided the
messages are alternated between compressors. This time
delay is not required for Quantum™ V. 5.0x or earlier.
090.040-CS (JAN 14)
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