Siemens SITRANS WFS300 Betriebsanleitung - Seite 29
Blättern Sie online oder laden Sie pdf Betriebsanleitung für Industrielle Ausrüstung Siemens SITRANS WFS300 herunter. Siemens SITRANS WFS300 42 Seiten. Sensing heads
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7.3
Inner gasket replacement
Should it ever be necessary to replace the sensing head inner gasket, refer to the Sensing
head (Page 12) and Dimension drawings (Page 36) sections of these operating instructions
prior to performing the following procedure.
1. Remove the WFS300 fibreglass cover (4 bolts).
2. Bolt down the viscous damper cover to the shipping position (2 bolts).
3. Remove the sensing plate from the sensing head.
4. Remove the inner retaining ring (4 bolts).
5. a. Hazardous versions, remove the LVDT core and LVDT (3 bolts), or
b. Non-hazardous, remove the LVDT cable TY WRAPs (2) and disconnect LVDT connections.
6. Remove the inner gasket.
7. Install the new inner gasket and reverse the procedure (steps 1 through 6).
8. Perform the LVDT output zero procedure.
9. Referring to the integrator operating instructions, perform an integrator zero and span
calibration. Perform a span adjust if calibration accuracy appears affected.
SITRANS WFS300
Operating Instructions, 03/2021, A5E32880243-AC
Service and maintenance
7.3 Inner gasket replacement
29