VEGA VEGAFLEX 83 Profibus PA Polished version - Manual (Page 76)

76
11 Supplement
VEGAFLEX 83 • Profibus PA
44223-EN-130910
11 Supplement
11.1 Technical data
General data
316L corresponds to 1.4404 or 1.4435
Materials, wetted parts
Ʋ Process fitting 316L and PEEK
Ʋ Process seal on the instrument side
(rod leadthrough)
FFKM (Kalrez 6221), EPDM (Freudenberg 70 EP-
DM 291)
Ʋ Process seal On site
Ʋ Rod: ø 8 mm (0.315 in) - polished 316L (only 1.4435) - according to Basle Standard
Surface quality 1)
Ʋ Polished (Basle Standard) R
a
< 0.76 µm (3 -5 in)
Ʋ Electropolished (Basle Standard) R
a
< 0.38 µm (1.5 -5 in)
Materials, non-wetted parts
Ʋ Plastic housing plastic PBT (Polyester)
Ʋ Aluminium die-casting housing Aluminium die-casting AlSi10Mg, powder-coated - basis:
Polyester
Ʋ Stainless steel housing - precision
casting
316L
Ʋ Stainless steel housing, electropol-
ished
316L
Ʋ Seal between housing and housing
cover
NBR (stainless steel housing, precision casting), silicone
(aluminium/plastic housing; stainless steel housing,
electropolished)
Ʋ Inspection window in housing cover
(optional)
Polycarbonate (with Ex d version: glass)
Ʋ Ground terminal 316L
Ohmic contact Between ground terminal, process fitting and probe
Process fittings
Ʋ Clamp from 2"
Ʋ Bolting from DN 32 PN 40
Weight
Ʋ Instrument weight (depending on
process fitting)
approx. 0.8 … 8 kg (0.176 … 17.64 lbs)
Ʋ Rod: ø 8 mm (0.315 in) - polished approx. 400 g/m (4.3 oz/ft)
Probe length L (from seal surface)
Ʋ Rod: ø 8 mm (0.315 in) - polished up to 4 m (13.12 ft)
Ʋ Trimming accuracy - rod ±1 mm
Lateral load with rod: ø 8 mm (0.315 in)
- polished
10 Nm (7.38 lbf ft)
1) All wetted parts