VEGA VEGABAR 51 Foundation Fieldbus - Manual (Page 45)

45
10 Supplement
VEGABAR 51 • Foundation Fieldbus
36715-EN-130321
10 Supplement
10.1 Technical data
General data
Pressure type
Gauge pressure or gauge pressure
Measuring principle Depending on the measuring range ceramic-capacitive
or strain gauge (DMS), each with isolating system
Communication interface I²C bus
Materials and weights
Material 316L corresponds to 1.4404 or 1.4435
Materials, wetted parts
Ʋ Process fitting 316L
Ʋ Diaphragm 316L, Hastelloy C276, Tantalum, PTFE, 1.4435 with gold
coating
Surface quality hygienic fittings, typ. R
a
< 0.8 µm
Ʋ Surface quality, typ.
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
housing
plastic PBT (Polyester), 316L
Ʋ Seal between socket and wall mount-
ing plate
EPDM (fixed connected)
Ʋ Seal below wall mounting plate EPDM (only with 3A approval)
Ʋ Seal ring, housing cover NBR (stainless steel housing), silicone (Alu/plastic hous-
ing)
Ʋ Inspection window in housing cover
for display and adjustment module
Polycarbonate (UL-746-C listed)
Ʋ Ground terminal 316Ti/316L
Ʋ Ohmic contact Between ground terminal and process fitting
Ʋ Connection cable between transmitter
and external electronics housing with
IP 68 version
PUR
Ʋ Type label support on connection
cable
PE hard
Ʋ Connection cable with IP 68 1 bar
version
PE, PUR
Weight approx. 0.8 … 8 kg (1.764 … 17.64 lbs), depending on process
fitting
Output variable
Output
Ʋ Signal digital output signal, Foundation Fieldbus protocol