66
bit15: Compressor over speed protection
2083
16
write
bit0: Compressor current frequency reduction
alarm
bit1: Compressor weak magnetic protection
alarm
bit2: Power unit overheat alarm
bit3: Reserved
bit4: AC input current frequency reduction
alarm
bit5: EEPROM fault alarm
bit6: Reserved
bit7: Burnt E2 disable start failure
bit8: Reserved
bit9: Reserved
bit10: Reserved
bit11: Reserved
bit12: Reserved
bit13: Reserved
bit14: Reserved
bit15: Reserved
DIGI1
2085
16
write
bit0
:
Reserved
bit1
:
Reserved
bit2: Heating return water temperature sensing
failure (0-no/1-yes)
bit3: Heating outlet water temperature sensing
failure (0-no/1-yes)
bit4: High voltage protection of system 1
(0-no/1-yes)
bit5
:
Reserved
bit6: Low voltage protection of system 1
(0-no/1-yes)
bit7
:
Reserved
bit8: Water flow switch protection
(0-no/1-yes)
bit9: Electric heating overload protection
(0-no/1-yes)
bit10: Primary I anti-freezing protection in
winter (0-no/1-yes)
DIGI1