VEGA VEGAPULS 66 (≥ 2.0.0 - ≤ 3.8) 4 … 20 mA_HART two-wire - Manual (Page 51)

10 Supplement
10.1 Technical data
General data
316L corresponds to 1.4404 or 1.4435
M aterials, wetted parts
-
P rocess fitting 316L, H astelloy C22 plated
-
A ntenna 316L, H astelloy C22
-
A ntenna cone PTFE (TFM 1600), ceramic (99.7 % AL
2
O
3
)
-
seal, antenna system FKM (V iton), FFKM (Kalrez 6375), FEP FKM (Viton)
coated, EPDM (FDA-approved), graphite
M aterials, non-wetted parts
-
H ousing P lastic PBT (polyester), Alu die-casting powder-
coated, 316L
-
S eal between housing and housing
cover
NBR ( stainless steel housing), silicone (Alu/plastic
housing)
-
I
nspection window in housing cover for
PLICSCOM
P
olycarbonate (UL-746-C listed)
-
G round terminal 316T i/316L
W eight, depending on flange size, pressure
stage and housing material
6.3 … 136 kg (13.89 … 299.8 lbs)
Output variable
O utput signal 4 … 20 mA/HART
HART output values
-
HART value (Primary Value) D istance to the level
-
HART value (Secondary Value) D istance to the level - scaled
S ignal resolution 1.6 µA
F ailure signal current output (adjustable) mA-value unchanged 20.5 mA, 22 mA, < 3.6 mA
(
adjustable)
M ax. output current 22 mA
L oad see load diagram under Power supply
D amping (63 % of the input variable) 0 … 999 s, adjustable
F ulfilled NAMUR recommendations NE 43
Input variable
M easured value distance between process fitting and product sur-
face
M in. distance from antenna end 100 mm (4 in)
M easuring range up to 35 m (114.83 ft)
VEGAPULS 66 • 4 … 20 mA/HART two-wire 51
10 S upplement
28438
-EN
-090305