Nivobob
®
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NB 3000
gi130109
4
Continuous level measuring system
NB 3000
Technical information / Instruction manual
page G
Dimensions
X
Flange version
Basic type
Thread version
Flange version,
bottom view
X
A
A
C
C
B
B
B
= Diameter of socket pipe
Rope version with
Flange DN100 / 4"
ø60mm (2.36")
All other versions
ø40mm (1.57")
Socket
pipe
Socket
pipe
Flange
Thread
Housing
Housing
Housing
extension
Housing
extension
Housing outside
Aluminium, powder coated
Housing inside
Aluminium
Housing extension
Aluminium, powder coated or 1.4305 (303)
Flange
80°C / 150°C: Aluminium, powder coated
250°C: 1.4305 (303)
Thread
1.4301 (304)
Socket pipe
Flange version 80°C / 150°C: Aluminium
All other versions: 1.4301 (304)
Rope
1.4301 (304)
Tape
1.4310 (301)
X
= Length to bottom of sensor weight
(in upper stop position): see next page
A
= Lenght of socket pipe
200mm (7.9")
Optional 500mm (19.7") / 1000mm (39.4")
C
= Housing extension
Flange version
80°C / 150°C
95mm (3.74")
250°C
340mm (13.4")
Thread version
80°C / 150°C
160mm (6.3")
250°C
340mm (13.4")
Rope / tape
Rope / tape
Dimensions
Materials
Rope
ø1,25mm (0.49")
Tape
12x0.2mm (0.47x0.008")
With option "Increased corrosion resistance":
All metal parts in contact with the process are coated.
The rope is plastic coated with PA.
The internal bearings are made of stainless steel.
Lk
Flanges
fitting to:
DN100 PN16 / 4" 150lbs
Lk = ø90 .. 95.3mm (3.54 .. 3.75") slot
d2 = ø19mm (0.75")
fitting to:
2" / 3" 150lbs
Lk = ø60.4 .. 76.2mm (2.38 .. 3.0") slot
d2 = ø19mm (0.75")
d2
