VEGA VEGAPULS 63 (≥ 2.0.0 - ≥ 4.0.0) HART and accumulator pack - Manual (Page 55)

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11 Supplement
VEGAPULS 63 • HART and accumulator pack
40794-EN-130228
11 Supplement
11.1 Technical data
General data
316L corresponds to 1.4404 or 1.4435
Materials, wetted parts
Ʋ Hygienic antenna encapsulation PTFE, TFM-PTFE, PFA
Ʋ Surface roughness of the antenna
encapsulation
R
a
< 0.8 µm
Ʋ Additional process seal with certain
hygienic fittings
FKM, EPDM
Materials, non-wetted parts
Ʋ Process fitting 316L
Ʋ Plastic housing plastic PBT (Polyester)
Ʋ Aluminium die-casting housing Aluminium die-casting AlSi10Mg, powder-coated - basis:
Polyester
Ʋ Stainless steel housing 316L
Ʋ Seal between housing and housing
cover
NBR (stainless steel housing, precision casting), silicone
(aluminium/plastic housing; stainless steel housng,
electropolished)
Ʋ Inspection window in housing cover
(optional)
Polycarbonate
Ʋ Ground terminal 316L
Ohmic contact Between ground terminal and process fitting
Process fittings
Ʋ Flanges DIN from DN 25, ANSI from 1"
Ʋ Hygienic fittings Clamp, bolting according to DIN 11851, hygienic fitting
with saddle flange according to DIN 11864-2-A, SMS
Weight (depending on housing, process
fitting and antenna)
approx. 3.5 … 15.5 kg (4.409 … 33.95 lbs)
Required torque of the flange screws 60 Nm (44.25 lbf ft)
Max. torque for NPT cable glands and Conduit tubes
Ʋ Plastic housing 10 Nm (7.376 lbf ft)
Ʋ Aluminium/Stainless steel housing 50 Nm (36.88 lbf ft)
Input variable
Measured variable
The measured quantity is the distance between process
fitting of the sensor and product surface. The reference
plane is the seal surface on the process fitting or the
lower side of the flange.