73
11 Supplement
VEGAPULS 68 • Foundation Fieldbus
36538-EN-170405
11 Supplement
11.1 Technical data
Note for approved instruments
The technical data in the respective safety instructions are valid for approved instruments (e.g. with
Ex approval). These data can differ from the data listed herein, for example regarding the process
conditions or the voltage supply.
General data
316L corresponds to 1.4404 or 1.4435
Materials, wetted parts
Ʋ Process fitting
316L, Alloy C22 (2.4602), Alloy 400 (2.4360)
Ʋ Process seal
On site (instruments with thread: Klingersil C-4400 is
enclosed)
Ʋ Antenna
316L,Alloy C22 (2.4602), Tantalum, 316L electropo-
lished, stainless steel investment casting 1.4848, Al-
loy 400 (2.4360), 316L Safecoat coated
Ʋ Antenna impedance cone
PTFE TFM 1600 or PTFE INOFLON M290, PP, PEEK,
ceramic (99.7 % Al
2
O
3
)
Ʋ Seal, antenna system
FKM (SHS FPM 70C3 GLT), FFKM (Kalrez 6375), FFKM
(Kalrez 6230 - FDA), graphite (99.9 %)
Materials, non-wetted parts
Ʋ Plastic housing
plastic PBT (Polyester)
Ʋ Aluminium die-cast housing
Aluminium die-casting AlSi10Mg, powder-coated (basis:
Polyester)
Ʋ Stainless steel housing
316L
Ʋ Cable gland
PA, stainless steel, brass
Ʋ Sealing: cable gland
NBR
Ʋ Blind plug: cable gland
PA
Ʋ Seal between housing and housing lid Silicone SI 850 R, NBR silicone-free
Ʋ Inspection window in housing cover
(optional)
Polycarbonate
Ʋ Ground terminal
316L
Conductive connection
Between ground terminal, process fitting and antenna
Process fittings
Ʋ Pipe thread, cylindrical (ISO 228 T1) G1½ according to DIN 3852-A
Ʋ Pipe thread, conically
1½ NPT, 2 NPT
Ʋ Flanges
DIN from DN 25, ASME from 1"
Weights
Ʋ Instrument (depending on housing,
process fitting and antenna)
approx. 2 … 17.2 kg (4.409 … 37.92 lbs)
Ʋ Antenna extension
1.6 kg/m (1.157 lbs/ft)
Length antenna extension max.
5.85 m (19.19 ft)