VEGA VEGASWING 61 - contactless electronic switch - Manual (Page 24)

24
9 Supplement
VEGASWING 61 • - contactless electronic switch
29223-EN-130409
9 Supplement
9.1 Technical data
General data
Material 316L corresponds to 1.4404 or 1.4435
Materials, wetted parts
Ʋ Process fitting - thread 316L, Hastelloy C22 (2.4602)
Ʋ Process fitting - flange 316L, 316L with Hastelloy C22 plated, 316L with ECTFE
coated, 316L with PFA coating
Ʋ Process seal Klingersil C-4400
Ʋ Tuning fork 316L, Hastelloy C22 (2.4602)
Ʋ Extension tube: ø 21.3 mm (0.839 in) 316L, Hastelloy C22 (2.4602), 316L with ECTFE coat-
ing, 316L with PFA coating
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 housng,
electropolished)
Ʋ Optical fibre in housing cover PMMA (Makrolon)
Ʋ Ground terminal 316L
Ʋ Temperature adapter (optional) 316L
Gas-tight leadthrough (optional)
Ʋ Supporting material 316L
Ʋ Glass potting Borosilicate glass - Schott no. 8421
Ʋ Contacts 1.4101
Ʋ Helium leak rate < 10 -6 mbar l/s
Ʋ Pressure resistance PN 64
Sensor length
Ʋ Length VEGASWING 61 See chapter "Dimensions"
Ʋ switching point as VEGASWING 81
or 81A
+51 mm (2 in)
Instrument weight (depending on pro-
cess fitting)
0.8 … 4 kg (0.18 … 8.82 lbs)
Layer thickness
Ʋ ECTFE 0.5 mm (0.02 in)
Ʋ PFA 0.5 mm (0.02 in)
Surface quality