37
2. General
Areas of application for the switch unit:
The switch unit monitors the depth of the grease layer in KESSEL grease separators
accurate to centimetres.
2.1 Functional description
1
2
3
5
4
6
7
⑦
Lower ultrasonic sensor:
Ultrasonic waves are emitted from here
towards the grease layer thickness
⑥
Upper sensor finger:
The sensor finger is the reference
dimension for the lower ultrasonic
sensor.
④
Red arrow:
Adjust the red arrow so that its point is at
the calm surface of the water.
⑤
Calm surface of the water:
The lower edge of the drain outlet is the
level of the calm surface of the water.
③
A
lignment aid:
The alignment aid (black end cap) above
the grease layer shows you which way the
lower sensor fingers are pointing.
①
Grease:
• The measuring device is
pre-set for greases and
oils with a density of
0.85 g/cm3.
• The pre-set density of
0.85 g/cm3 corresponds
to the value most common
in practice
②
50 cm gap with EN 1825
separators:
• Gap between the calm
surface of the water and
the top edge of the lower
ultrasonic sensor
• This gap is requested as
level compensation by the
control unit
Summary of Contents for 917824
Page 32: ......
Page 64: ...64 ...
Page 96: ...96 ...
Page 128: ...128 ...
Page 160: ...168 ...
Page 193: ...193 NOTIZEN ...
Page 194: ...194 NOTIZEN ...
Page 195: ...195 ...