Pressure Sensor - Nordson VersaBlue VBN 50 Manual

Pressure Sensor

Cleaning Separating Membrane
Fig. 5-21
Screwing in Pressure Sensor
1 2
Fig. 5-22 Top wrong −
bottom right
Fig. 5-23 Principle drawing
E 2008 Nordson Corporation
Available only with options Pressure display and Pressure control.
WARNING: System and material pressurized. Relieve pressure. Failure to
observe may result in serious burns.
WARNING: Hot! Risk of burns. Wear appropriate protective
clothing/equipment.
CAUTION: Clean the separating membrane (Fig. 5-21) with particular care.
Never use hard tools.
Whenever possible, remove material residue only with a cleaning agent
recommended by the material supplier. Thermoplastic substances such as
hot melt adhesive may need to be heated with a hot air fan and then
carefully wiped off with a soft cloth.
NOTE: The melter part and the pressure sensor should be at room
temperature or at nearly the same temperature before the pressure sensor
is screwed in firmly.
1. Apply high temperature grease to the thread (Refer to Processing
Materials ).
2. Screw the pressure sensor only into a very clean hole.
NOTE: Do not tilt or jam when screwing into place.
Refer to Fig. 5-22: Top illustration wrong; bottom correct: The screw plug (2)
is used as a guide for the separating membrane (1).
Recommended installation torque: 13.6 Nm / 120 lbin
Max. installation torque permitted: 56 Nm / 500 lbin
CAUTION: If the material hole is to be cleaned with a hard object, the
pressure sensor must first be removed; otherwise the separating membrane
would be damaged.
VBN w/o Control System
5-19
Maintenance
P/N 7146386A