VEGA VEGADIF 65 Foundation Fieldbus - Manual (Page 71)

71
11 Supplement
VEGADIF 65 • Foundation Fieldbus
36130-EN-130417
11 Supplement
11.1 Technical data
General data
Pressure type
Differential pressure
Measuring principle Piezoresistive
Communication interface I²C bus
Materials and weights
Material 316L corresponds to stainless steel 1.4404 or 1.4435
Materials, wetted parts
Ʋ Process fitting with lateral flanges C22.8, 316L, Alloy C276
Ʋ Separating diaphragm 316L, Alloy C-276, Tantalum, Rhodium-Gold-Alloy
coated
Ʋ Seal FKM, FKM cleaned, FKM for oxygen application, FFKM
(Kalrez 6375), EPDM, NBR, copper, copper for oxygen
application
Ʋ Screw plugs 316L
Internal transmission liquid
Ʋ Standard applications Synthetic oil
Ʋ Oxygen applications Halocarbon oil 8)
Materials, non-wetted parts
Ʋ Electronics housing Plastic PBT (polyester), Alu die-casting powder-coated,
316L
Ʋ External housing plastic PBT (Polyester), 316L
Ʋ Socket, wall mounting plate external
electronics housing
plastic PBT (Polyester)
Ʋ Seal between housing socket and wall
mounting plate
TPE (fixed connected)
Ʋ Seal ring, housing cover Silicone (Aluminium/plastic housing), NBR (stainless
steel housing)
Ʋ Inspection window in housing cover
for display and adjustment module
Polycarbonate (UL-746-C listed)
Ʋ Screws and nuts for lateral flange PN 160: Hexagon screw DIN 931 M12 x 90 A4 70, hexa-
gon nut DIN 934 M12 A4 70
PN 420: Hexagon screw ISO 4014 M12 x 90 A4, hexa-
gon nut ISO 4032 M12 A4 bs
Ʋ Ground terminal 316Ti/316L
Ʋ Connection between IP 68 transmitter
and external electronics housing
PUR
Ʋ Type label support with IP 68 version
on cable
PE hard
Ohmic contact Between ground terminal and process fitting
8) Not with vacuum and absolute pressure measuring ranges < 1 bar
abs
.