Level limit switch
Series VN 4000
Technical Information / Instruction manual
page G
Weather protection
cover
When the measuring device is used outdoor, the use
of the weather protection cover is recommended. It
protects the device from all atmospheric influences
such as:
•
rain water
•
condensation of water
•
excessively high temperatures due to insulation
•
excessively low temperatures in winter
Material: PE, weathering and temperature stable
Not available for housing version d and de.
For use in Hazardous Locations: only permitted for
Category 3 (zone 22) or Division 2.
Sliding sleeve
VN 4030
G1½“ ISO 228 or
1½” NPT ANSI B 1.20.1
or flanges
Material:1.4301 (304) or 1.4571 (316TI)
Sealing material to the extension tube:
viton or
NBR
Mounting set
Screws and washers for fixing the unit on a flange.
Glass window in lid
To see the indicating light on the electronic from
outside.
Bulb in cable gland
Bright indicating light seen from outside.
Not available for use in Hazardous Locations and FM/
CSA general purpose.
Plug 4-pole (incl. PE)
Used instead of cable gland.
Not available for use in Hazardous Locations and FM/
CSA general purpose.
Options
Options
Glass window
A
100mm (3.94“)
B
165mm (6.5“)
C
88mm (3.46“)
LED
Vibranivo
®
1
2
3
4
5
6
7
8
9
10
11
12
VN 4000 a
gi161213
7
