Nivobob
®
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NB 3000
gi130109
9
Continuous level measuring system
NB 3000
Technical information / Instruction manual
page G
Technical data
Mechanical data
Ingress protection
IP 66, Type 4
Process connection
Threads:
R 1 1/2" DIN 2999 tapered,
NPT 1 1/2" or 3" ANSI B1.20.1 tapered
Flanges:
DN100 PN16 EN1092-1 (unit fits to this flange)
2" or 3" or 4" 150lbs ANSI B16.5 (unit fits to this flange)
Colour
Housing, Flange
RAL 5010 (gentian blue)
Lid
RAL 9006 (aluminium silver)
Material
See detail specifications on page G4 - G6
Measuring range
Rope version max. 30m (100ft)
Tape version max. 40m (133ft)
Measuring speed
Sensor weight speed in average:
Standard version: ca. 0.25m/s (0.8ft/sec)
Version with brushless motor: ca. 0.33m/s (1.0ft/sec)
Weight
Rope version
with flange:
ca. 11kg (24.2lbs)
with thread: ca. 12kg (26.4lbs)
Tape version
with flange:
ca. 12kg (26.4lbs)
with thread: ca. 13kg (28.6lbs)
Deviation of vertical mounting
max. 2°
Compressed air connector
(Option)
Quick coupling incl. opposite part, for hose diameter 9mm (0.35“), female at housing
Max. operating pressure 0.2bar (2.9psi)
Memory
Non-volatile (no backup battery required) > 10 years data retention
Connection terminals
0.14 .. 2.5mm
2
(AWG 26 .. 14)
Cable entry
According to selection:
Screwed cable gland: 2x M20x1.5 and 1x M25x1.5 Blindplug: 2x M20x1.5 or
Conduit ANSI B1.20.1: 1x NPT 3/4"+ 2x NPT 1/2" Blindplug: 2x NPT 1/2"
Extension cables for Remote
Box NB 9000 and Modbus
Specifications see in chapter "Electrical installation"
Suggested cable types see in chapter "Accessories"
Extension cables for
Profibus DP
Use common recommended Profibus cables
Isolation
Power supply to all other outputs / inputs: AC version 2210 Vrms
DC version: 1000 VDC
Relay to relay: 2210 Vrms
Protection class
I