VEGA VEGABAR 66 4 … 20 mA_HART - Manual (Page 63)

63
10 Supplement
VEGABAR 66 • 4 ... 20 mA/HART
36737-EN-130321
Protection class II
Functional safety (SIL)
Functional safety is already activated on instruments with SIL qualification ex factory. On instru-
ments without SIL qualification ex factory, the functional safety must be activated by the user via
the display and adjustment module or via PACTware for applications according to SIL.
Functional safety according to IEC 61508-4
Ʋ Single channel architecture (1oo1D) up to SIL2
Ʋ double channel diversitary redundant
architecture (1oo2D)
up to SIL3
You can find detailed information in the supplied Safety Manual of the instrument series or under
"www.vega.com", "Downloads", "Approvals".
Approvals
Instruments with approvals can have different technical data depending on the version.
For that reason the associated approval documents of these instruments have to be carefully
noted. They are part of the delivery or can be downloaded under www.vega.com via "VEGA Tools"
and "serial number search" as well as via "Downloads" and "Approvals".
10.2 Dimensions
The following dimensional drawings represent only an extract of the possible versions. Detailed
dimensional drawings can be downloaded on www.vega.com under "Downloads" and "Drawings".
Plastic housing
~ 69 mm
(2.72")
ø 79 mm
(3.03")
112 mm (4.41"
)
M20x1,5/
½ NPT
~ 84 mm (3.31")
M16x1,5
112 mm (4.41"
)
M20x1,5/
½ NPT
1 2
ø 79 mm
(3.31")
1 Single chamber version
2 Double chamber version