155
SAW sensor – Parameter
Type 8098 FLOWave L
increasing
monitored
value
decreasing
monitored
value
A: Errorlow
D: Errorhigh
C: WarninghighB: Warninglow
AB
1
2a 2b
3a 3b
CD
1
2b
3b
2a
3a
AB
2b
3b
1
2a
3a
h: value of the hysteresis. An hys-
teresis value that is equal to 0
means that the device reacts as
soon as a limit is reached.
A: low error limit (Errorlow)
B: low warning limit (Warninglow)
C: high warning limit (Warninghigh)
D: high error limit (Errorhigh)
2a: lower warning range of the
monitored value
3a: lower error range of the moni-
tored value
2b: upper warning range of the
monitored value
3b: upper error range of the moni-
tored value
Monitored
valueisinthe
Colourofthedevicestatusindicator
andgeneratedmessage
Condition
Error range
Red
indicator, Failure message •
reached.
• if the monitored value was in the UPPER
reached.
Warning range
Yellow
indicator, Outofspecication
message
•
-
TERESIS value is reached.
• if the monitored value was in the normal range
• if the monitored value was in the UPPER error
• if the monitored value was in the normal range
Normal range
• White
indicator, no message, if
the Diagnostics in the menu SAW
sensor – Parameter is inactive
(default setting).
• or green
indicator, no message, if
the Diagnostics in the menu General
settings – DIAGNOSTICS are active.
•
• if the monitored value was in the UPPER
.
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