WIKA LSO.25 - Manual (Page 14)

14 WIKA operating instructions models LSO.06, LSO.25
13334603.01 09/2010 GB/D/F/E
4. Design and function
GB
4.2 Instrument design
Each unit consists of a transducer and a controller (switch amplifier). The transducer may
be of one-piece or multi-part design. Ex types are generally constructed as multi-part
types. Multi-part transducers can be equipped with a heat-sink to expand the temperature
range.
4.2.1 Transducer model LSO.06
■ Without extension
Fixed measuring length ML, no extension
possible. Protection fingers are part of the
sensor housing.
Light guide Ø 7
Sensor
body
Sensor
housing
*) 20 for high pressure sensor
■ With extension
Measuring length ML from 50 to 960 mm.
Extension tube screwed into sensor
housing.
Preferential measuring lengths:
50, 60, 80, 90, 100, 120, 150, 200, 300,
600 and 800 mm
Values between these can be delivered
using variable-length types
*) 20 for high pressure sensor