VEGA VEGAFLEX 65 4 … 20 mA_HART four-wire - Manual (Page 39)

10 Supplement
10 .1 Technical data
General data
M aterial 316L corresponds to 1.4404 or 1.4435
M aterials, wetted parts
-
P rocess fitting 316L and TFM PCTFE +25 %GF, Hastelloy C22
(2.4602) and TFM PCTFE +25 %GF
-
P rocess seal on the instrument side
( tube leadthrough)
FKM (SHS FPM 70C3 GLT), FFKM (K alrez 6375),
EPDM (A+P 75.5/KW75F), silicone FEP coated
(A+P FEP-O-SEAL)
-
P rocess seal O n site (instruments with thread: Klingersil C-4400
is attached)
-
T ube: ø 21.3 mm (0.839 in) 316L, H astelloy C22 (2.4602)
M aterials, non-wetted parts
-
A luminium die-casting housing A luminium die-casting AlSi10Mg, powder-coated -
basis: Polyester
-
S tainless steel housing - precision cast-
ing
316L
-
S eal between housing and housing
cover
NBR ( stainless steel housing, investment casting),
silicone (Aluminium housing)
-
I
nspection window in housing cover
( optional)
P
olycarbonate
-
G
round terminal 316L
P rocess fittings
-
P ipe thread, cylindrical (DIN 3852-A) G¾ A, G1 A, G1½ A
-
A merican pipe thread, conical
(ASME B1.20.1)
¾ NPT , 1 NPT, 1½ NPT
-
F langes DIN from DN 25, ANSI from 1"
W
eight
-
I nstrument weight (depending on proc-
ess fitting)
approx. 0.8 … 8 kg (0.176 … 17.64 lbs)
-
T ube: ø 21.3 mm (0.839 in) approx. 920 g/m (9.9 oz/ft)
P robe length (L)
-
T ube: ø 21.3 mm (0.839 in) up to 6 m (19.69 ft)
T rimming accuracy - tube
< 1 mm (0.039 in)
L ateral load - Tube: ø 21.3 mm (0.839 in) 60 N m (44 lbf ft)
Input variable
M easured variable L evel of liquids
M in. dielectric figure of the medium ε
r
> 1.4
VEGAFLEX 65 • 4 … 20 mA/HART - four-wire 39
10 S upplement
31846
-
EN
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