NUS-4
NUS-4 K05/0216
Seite 37
13. Technical Data
Measuring principle:
Ultrasonic, echo time measurement
Measuring range
:
NUS-4x04
0.20-4 m liquids, 0.2-1.6 m solids
NUS-4x06
0.25-6 m liquids, 0.25-2.4 m solids
NUS-4x08
0.35-8 m liquids, 0.5-3.2 m solids
NUS-4x10
0.35-10 m liquids, 0.35-4 m solids
NUS-4x15
0.45-15 m liquids, 0.45-6 m solids
NUS-4x25
0.60-25 m liquids, 0.6-10 m solids
Frequency:
NUS-4x04
80 kHz
NUS-4x06
80
kHz
NUS-4x08
60
kHz
NUS-4x10
60
kHz
NUS-4x15
40
kHz
NUS-4x25:
20 kHz
Measuring accuracy (at 20 °C):
± 0.2 % of measured value
+ 0.05 % of F.S.
Resolution:
depends on measuring distance
< 2 m :
1 mm
2..5 m:
2 mm
6..10 m:
5 mm
>10 m:
10 mm
Installation:
perpendicular to product surface
Process temperature:
-30...+90 °C
Ambient temperature:
-30..+70 °C
-25..+70 °C (with programming unit)
Operating pressure:
0.5..3 bar abs. (for use <1 bar abs contact Kobold)
Housing:
Aluminium, powder coated
Sensor and connection:
Polypropylene, PVDF
Process connection:
NUS-4x04:
G 1 1/2*, 1 1/2 NPT
NUS-4x06, NUS-4008: G 2*, 2 NPT
NUS-4x10:
Flange DN 80, ANSI 3”
NUS-4x15:
Flange DN 100, ANSI 5”
NUS-4x25:
Flange DN 150, ANSI 6”
*G-thread with nut and EPDM-gasket
Electrical connection:
2x M20x1,5 cable gland, cable dia. 6...12 mm
and 2 x ½” NPT for cable gland;
wire cross section: 0.5 ... 1.5 mm2
Switching output:
Relay (SPDT) 30 V
DC
, 1 A
Analogue output:
4...20 mA (3.9 … 20.5 mA), galvanically isolated,
protection against surge transients
Load:
max. (Us – 11.4 V) / 0.02 A,
Supply voltage:
12...36 V
DC
, 2-wire (reverse polarity protected)
Display (pluggable):
6-digit LCD,
symbols and bar graph
Protection:
Sensor IP 68, Housing: IP 67
