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Due to our policy of continuous product innovation, some specifications may change without notification.
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LG Air-Cooled Heat Pump Inverter Scroll Chiller Installation and Owners Manual
MODBUS PROTOCOL REGISTERS
Input Register
Register Address Meaning
30001 Chiller Controller Version
30002 Entire Operation Current
30003 External Air Temperature
30004
Common Load Water Output Temperature (Average Value of Individual
Load Water Outputs)
30005
Common Load Water Input Temperature (Average Value of Individual
Load Water Inputs)
30006~30007 Reserve
30008 Information of Refrigerator Failure (1~5)
30009
Cycle Failure Information (0 : Common System Error, 1~10 : Error of Cor-
responding Cycle)
30010 Failure Code
30011 Start Waiting Time
30012 Stop Waiting Time
30013 Product's Accumulated Operation Time Upper Level
30014 Product's Accumulated Operation Time Lower Level
30015~30016 Reserve
30017 External Load Inlet Water Temperature
30018 External Load outlet Water Temperature
30019~30100 Reserve
30101, 30102 Cycle 1's Load Water Output Temperature
30103, 30104 Cycle 1's Load Water Input Temperature
30105~30108 Reserve
30109 Cycle 1's Condensation Temperature (Left)
30110 Cycle 1's Condensation Temperature (Right)
30111 Cycle 1's Evaporation Temperature (Left)
30112 Cycle 1's Evaporation Temperature (Right)
30113 Inverter Compressor 1's Frequency of Cycle 1
30114 Inverter Compressor 2's Frequency of Cycle 1
30115 Cycle 1's High Pressure (Left)
30116 Cycle 1's High Pressure (Right)
30117 Cycle 1's Low Pressure (Left)
30118 Cycle 1's Low Pressure (Right)
30119 Cycle 1's Operation Current (Left)
30120 Cycle 1's Operation Current (Right)
30121 Main EEV's Status Value of Cycle 1 (Left)
30122 Main EEV's Status Value of Cycle 1 (Right)
30123~30124 Reserve
30125 Discharge Temperature of Cycle 1's Inverter Compressor1
30126 Discharge Temperature of Cycle 1's Inverter Compressor2
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