Alarm Codes - Siemens Climatix S300 HRV Application Manual

Application functionalities
5
Alarm functions

5.21.2 Alarm codes

Code Alarm Name/Description
Class
Code range for - Hardware (AHU)
1001 A Supply air temperature,
sensor fault
1002 A/B Exhaust air temperature,
sensor fault
1003 B Extract air temperature,
sensor fault
1004 A/B Outside air temperature,
sensor fault
1005 A Frost protection temperature
for heating coil, sensor fault
1006 B Relative humidity for extract
air, sensor fault
1009 A Fire damper, position
feedback fault
1012 B Room temperature,
sensor fault
1013 B Room air quality,
sensor fault
1014 B Extract air quality,
sensor fault
1015 B Cooling coil DX evaporator
fault
1017 B Room air humidity,
sensor fault
1018 A/B Supply air temp. after
preheating coil, sensor fault
1019 B Flow temperature preheating
coil, sensor fault
1020 B Air filter, dirty
1021 B Supply air temperature after
heat exchanger, sensor fault
1031 A/B/n Heat Exchanger fault
1032 B Supply air pressure,
sensor fault
138 | 170
Error codes are divided in different groups for easier recognition of the alarm
source. Those groups are:
Error code
1000...1999
2000...2999
3000...3999
9000...9999
Source Plant
lock
System Stop
System Run
System Run
System Conf.
System Stop
System Run
Proces Stop
s
System Run
System Run
System Run
Proces Run
s
System Run
System Run
System Run
Proces Run
s
System Run
Proces Run
s
System Run
Error source
Hardware related errors
Application related errors
Communication errors
3rd party related errors
BACnet object / Comment
TSu
TEh,
active only if sensor available
TEx,
active only if sensor available
TOa
TFrPrtHcl,
active only if HclHw selected
HuRelEx,
active only if sensor available
FdpFb,
active only if Fdp selected.
Plausibility check of fire damper
position feedback
TR with POS8/QMX3
AQualR with QMX3 or PmR
PmR or AQualR, Particulate
matters, Air quality
CclDxFlt (BI, active only if CclDx
selected
HuRelR,
if configured on QMX
TSuAfPreHcl,
active only if sensor available
TFlPreHcl,
active only if sensor available
Operating hours of air filter
exceeds limit or delta P,
active only if FilA selected
TsuAfHExg,
active only if sensor available
RotHExgFlt or HExgCdnMon (BI)
PSu,
active only if VntCtl12 selected
Influence of alarm
Shutdown AHU
Shutdown AHU / No heat
exchanger supervision possible
Fallback to room temperature
control or supply air control
Shutdown AHU / fallback to default
Shutdown AHU, Frost protection
mode
Stop Humidity control if all sensors
fail
Shutdown AHU
Fallback to extract temperature
control or supply air control
Stop air quality control if all sensors
fail
Stop control if all sensors fail
Switch off cooling device
Stop Humidity control if all sensors
fail
Shutdown AHU / Shutdown electric
preheating coil, fallback value for
heat exchanger efficiency
Fallback to default value
No reaction
Fallback value for Hexg efficiency
calculation
Shutdown AHU / Bypass or
shutdown HExg / no reaction
Fallback to extract air control, linear
fan speed if all sensors fail
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