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Applications
Storage vessel
OFS
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Monitoring of the acceptable range (alarm) and level control
Switching output (OU1): safety function min - max
max. value exceeded → alarm
below min. value → alarm
window function, normally open (Fno)
Analog output (OU2): level control / refilling
I (4 ... 20mA) or U (0 ... 10V)
L
refill
SP1
rP1
OUT1
1
Fno
0
10V / 20mA
OUT2
U / I
0V / 4mA
If the level is below rP1 or above SP1 or if there is a wire break, output
→
1 switches OFF (
By the analog signal the maximum level can be controlled (start / stop
refilling).
min. monitoring
alarm).
max. monitoring
t
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