Ettore Cella Spa

Products

	Differential pressure gauges

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Model Number

D - D41

GENERAL FEATURES OF SERIES D
?CASING: DN150, IP 55 (IEC 144).
Case and bayonet bezel ring from AISI series 300
stainless steel drawn sheet.
?DIAPHRAGM ELEMENT
Differential cell of exclusive design, without packing
nor pivots.
Wetted parts:
-Diaphragm AISI 316 up to range 0/1,6 bar, AISI 304 over.
-Gaskets NBR.
-Other parts AISI 304 up to range 0/60 mbar, AISI 316 over.
?MOUNTING Surface, or 2" pipe through optional bracket.
?RANGES: 0/6 mbar to 0/10 bar (see table overleaf).
?MOVEMENT Heavy-duty, AISI series 300 stainless steel.
?DIAL Copper free (max. 0,1%) aluminium. Inalterable black numerals and graduations on white background.
Scale graduation on 90° arc for range 0/6 mbar.
?POINTER Anodised duralumium with micrometer front adjustment.
?ACCURACY ( at 20 °C and zero static pressure )
Better than 1% of span ( 2% for range 0/6 mbar ).
?ZERO SHIFT ( at 20 °C and max. static pressure ) Max. ± 2% of span.
?TEMPERATURE ERROR: max ± 0,8% of span x 10 K.
?AMBIENT TEMPERATURE: ?20/+70 °C (opt. ?40/+70°C).
?OPTION execution according to
Directive ATEX 94/9/EC Group II Cat. 2GD c Annex VIII