VEGA VEGABAR 81 4 … 20 mA_HART - Operating Instructions - Manual (Page 72)

72
11 Supplement
VEGABAR 81 • 4 … 20 mA/HART
45018-EN-131010
Housing material Version IP-protection class NEMA protection
Stainless steel Transmitter for external
housing
IP 68 (25 bar) -
Overvoltage category III
Protection class II
Approvals
Instruments with approvals can have different technical data depending on the version.
For that reason the associated approval documents of these instruments must be carefully noted.
They are part of the delivery or can be downloaded under www.vega.com and "VEGA Tools" as
well as under "Downloads" and "Approvals".
11.2 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
(3.11")
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
(3.11")
Fig. 44: Housing versions in protection IP 66/IP 68 (0.2 bar) - with integrated display and adjustment module the
housing is 9 mm/0.35 in higher
1 Single chamber version
2 Double chamber version