The Type 8178 is a non-contact ultrasoniclevel transmitter, designed for continuous levelmeasurement in open or closed vessels. Theunit is suitable for liquids, but also for solids, invirtually all industries, particularly in water and waste water management。
Materials
Housing
Cover
Seal ring / Ground terminal
Mounting strap
Wetted parts
Process fitting / Process seal
Transducer diaphragm
PBT, Stainless steel 316L (1.4435)
NBR / Stainless steel 316Ti/316L (1.4571/1.4435)
Stainless steel 1.4301 / EPDM
Stainless steel 1.4571
Display LCD in full dot matrix
Process fitting Mounting strap
Max. torque mounting boss 25 Nm
Electrical connections Cable gland M20 x 1.5
Measuring type Distance between lower edge of the transducer and
product surface
Dead zone 0.6 m
Measuring range 0.6 up to 15 m (for liquids)
0.6 up to 7 m (for solids)
Process temperature -40 up to 80°C (-40 to 176°F)
Vessel pressure 0 bar (0 PSI) (0 kPa) - because no sealing possibility
Vibration resistance Mechanical vibrations with 4.g and 5...100 Hz