Frick QUANTUM LX - SECTION 9 Q4 CONTROLLER; SECTION 10 APPENDICES

QUANTUM
™
LX EVAPORATOR CONTROL PANEL
COMMUNICATIONS SETUP
090.610-CS (MAY 2016)
Page 4
SECTION 9
Q4 CONTROLLER................................................................................................................................................111
Main Board History And Identication......................................................................................................................112
Q4 SERIAL COMMUNICATIONS HARDWARE.........................................................................................................113
General Description.................................................................................................................................................113
COM-1 and COM-2 Description................................................................................................................................113
COM-3 Description..................................................................................................................................................113
SERIAL COMMUNICATIONS PORT WIRING...........................................................................................................114
RS-232 Wiring And Jumpers...................................................................................................................................114
RS-422/485 Wiring And Jumpers............................................................................................................................115
RS-422 Signal Wiring........................................................................................................................................115
RS-485 Signal Wiring........................................................................................................................................116
SERIAL COMMUNICATIONS TROUBLESHOOTING.................................................................................................117
Troubleshooting RS-232..........................................................................................................................................117
Troubleshooting RS-422........................................................................................................................................117
Troubleshooting RS-484........................................................................................................................................118
COMMUNICATIONS DATA LOGGING SCREENS......................................................................................................119
Communications Log...............................................................................................................................................119
Modbus TCP Log.....................................................................................................................................................119
COMMUNICATIONS LOOPBACK TEST.................................................................................................................120
Description..............................................................................................................................................................120
Hardware Setup For Testing
RS-232.............................................................................................................................................................120
RS-422.............................................................................................................................................................120
RS-485.............................................................................................................................................................121
SOFTWARE SETUP FOR THE COMMUNICATIONS LOOPBACK TEST.....................................................................121
Performing The Communications Loopback Test....................................................................................................122
SECTION 10
APPENDIX A.......................................................................................................................................................124
Frick® Serial Communications Converter Module...................................................................................................124
Description......................................................................................................................................................124
Setting The Dipswitch......................................................................................................................................124
Mounting The Module.......................................................................................................................................124
Wiring The Module..........................................................................................................................................125
RS-232 Connections..................................................................................................................................125
RS-422 Connections..................................................................................................................................125
RS-485 Connections..................................................................................................................................125
APPENDIX B.......................................................................................................................................................126
Quantum™ LX Ethernet Communications Wiring....................................................................................................126
APPENDIX C.......................................................................................................................................................127
Quantum™ LX Local Ethernet Congurations..........................................................................................................127
APPENDIX D.......................................................................................................................................................128
Quantum™ LX Ethernet Network Congurations.....................................................................................................128
APPENDIX E.......................................................................................................................................................129
Quantum™ LX Serial Communications Wiring.........................................................................................................129
Serial Communications Wiring Diagrams.................................................................................................................132
To Customer Remote Computer/DCS...............................................................................................................132
RS-485 Communications...........................................................................................................................132
RS-422 Communications...........................................................................................................................132
The Quantum™ has the capability of being modied by the user/owner in order to obtain different performance character-
istics. Any modication to the standard default settings may have a severe negative impact on the operation and perfor-
mance of the equipment. Any modication to these control settings is the sole responsibility of the user/owner and Johnson
Controls disclaims any liability for the consequences of these modications. It is possible that the modication of these
settings may cause improper operation and performance that result in property damage, personal injury or death. It is the
responsibility of the user/owner to evaluate and assess the consequences of their actions prior to modifying the controls
for this unit.