51
ENG
Heos +0300078EN - rel. 1.6 - 23.11.2017
8.5 Alarm table
Code Description Log Reset Delay Alarm relay Action
rE Control probe broken or disconnected x Auto Imm. ON
SLP Serial probe broken or disconnected x Auto Imm. OFF
EA Outlet probe broken or disconnected x Auto Imm. ON Safety control
Eb Defrost probe 1 broken or disconnected x Auto Imm. OFF
Ec Air intake probe broken or disconnected x Auto Imm. ON Safety control
EG Auxiliary probe 1 broken or disconnected x Auto Imm. OFF
EH Auxiliary probe 2 broken or disconnected x Auto Imm. OFF
EI Humidity probe t broken or disconnected x Auto Imm. OFF
EL Temperature probe to calc. dew point broken or disconnected x Auto Imm. OFF
EM Glass temperature probe broken or disconnected x Auto Imm. OFF
IA Immediate external alarm x Auto Imm. ON Compressor OFF
dA Delayed external alarm x Auto A7 ON Compressor OFF
Lo Low temperature alarm x Auto Ad ON
Lo2 Low temperature alarm 2 x Auto Ad ON
HI High temperature alarm x Auto Ad ON
HI2 High temperature alarm 2 x Auto Ad ON
Ed1 Defrost ended after maximum time Auto Imm. OFF
MOP MOP alarm x Auto PM3 ON Compressor OFF
LOP LOP alarm x Auto PL3 ON Compressor OFF
LSh Low superheat alarm x Auto P9 ON Compressor OFF
HSh High SH temperature alarm x Auto Pb OFF
tC RTC invalid or fl at battery Auto - OFF
MA Communication lost with Master Auto 15s OFF
u1 Communication lost with Slave 1 Auto 15s OFF
u2 Communication lost with Slave 2 Auto 15s OFF
u3 Communication lost with Slave 3 Auto 15s OFF
u4 Communication lost with Slave 4 Auto 15s OFF
u5 Communication lost with Slave 5 Auto 15s OFF
n1 Alarm on Slave 1 Auto 15s OFF
n2 Alarm on Slave 2 Auto 15s OFF
n3 Alarm on Slave 3 Auto 15s OFF
n4 Alarm on Slave 4 Auto 15s OFF
n5 Alarm on Slave 5 Auto 15s OFF
dr Door open timeout Auto d8 OFF Fans ON
LSA Low suction temperature alarm (*) x Auto P12 ON Compressor OFF
Mnt Crt Cold room maintenance timeout Auto Imm. OFF
UI Power+ device no. offl ine x Auto Imm. ON Compressor OFF
GAI UIE Power+ no (*) x AI9 Imm. ON Compressor OFF
ISF Failed compressor start (att.: / max.: ) (*) Auto Imm. OFF
AEI Envelope zone alarm (*) x AI8 Imm. OFF Compressor may stay OFF
if occurs more than once in
set time
Hid High discharge temperature (*) x Auto Imm. OFF See Al_Envelop
dLP Low pressure diff erential (insuffi cient lube) (*) x AI8 Imm. OFF See Al_Envelop
Pnr Power+ not recognised Auto Imm. ON Compressor does not start
LP Low pressure alarm (*) x AI7 Imm. ON Compressor OFF
HP High pressure alarm (*) x AI7 Imm. ON Compressor OFF
ELP Suction pressure probe S1 alarm x Auto Imm. ON Compressor OFF
ESt Suction temperature probe S2 alarm x Auto Imm. ON Compressor OFF
EHP Discharge pressure probe S3 alarm x Auto Imm. ON Compressor OFF
Edt Discharge temperature probe S4 alarm x Auto Imm. ON Compressor OFF
LqP Liquid probe broken or disconnected x Auto Imm. OFF
WiP HIP Water inlet probe broken or disconnected x Auto Imm. OFF
WoP HoP Water outlet probe broken or disconnected x Auto Imm. OFF
dtA Low Power + driver temperature x Auto Imm. OFF
VPA Valve position warning x Auto Pb2 OFF
LCA Low refrigerant charge warning x Auto Pb4 OFF
CSF Compressor start failed x Man Imm. ON Compressor OFF
GEA Envelope alarm with shutdown x Man Imm. ON Compressor OFF
GIA Inverter alarm with shutdown x Man Imm. ON Compressor OFF
AC1...5 Compressors alarm 1...5 x Auto Imm. OFF Compressor 1...5 OFF
Hd1...5 High temperature discharge compressors 1...5 x Auto dHd OFF Compressor 1...5 OFF
ACE Check room probe confi guration to calculate dew point x Auto Imm. OFF
CPC Check compressor probe confi guration x Auto Imm. OFF Compressor OFF
NCM Master confi gured without pLAN network x Auto Imm. OFF
Note: in the event of alarms, the evaporator fan behaves as set (with control active) for parameter F2 (screen Dd01).
(*) Manual or semi-automatic reset
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