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Siemens
RXZ95.1/LON – Gateway EnOcean/LonWorks
CM2N1661en_02
Building Technologies
Sources of errors
23 Sep 2011
Sources of errors
Possible causes:
Room unit exhausted
poor light conditions
Check documentation on room unit
RF link faulty
distance, interference emitters
Check documentation on room unit
Room unit not / incorrectly learned-in in the gateway (SensorID)
Room unit faulty
Impact on the system:
When UCPTenoceanRcvTm has elapsed, nvoAlarmSensor is set (evaluation
optional).
T0
--
T1
Last valid value from T0; otherwise 0.0
C
T2
With
SCPTmaxSendTime
T1
Without
SCPTmaxSendTime
invalid (327.7
C) after RXC heartbeat
has elapsed (60 min)
T3
Ditto; if 0.0
C
frost alarm
Possible causes:
Gateway has no power (power_fail)
Bus
interruption
Error in configuration of gateway
Gateway
faulty
Impact on the system:
T0
--
T1
--
T2
Invalid (327.7
C) after RXC heartbeat has elapsed (60 min)
power_fail gateway:
nvo_temp_p = 0.0
C until room unit sends again (up to approx. 20 min.)
Ohne
SCPTmaxSendTime
T2 = last valid T2
SCPTmaxSendTime < approx. 20 min
T2 = 0.0
C (
frost alarm
)
SCPTmaxSendTime > approx. 30 min
T2 = last valid T2
T3
Ditto; at 0.0
C
frost alarm
F1:
Gateway receives no
telegrams from the
room unit
F2:
RXC receives no
L
ON
W
ORKS
telegrams
from the gateway