Technical characteristics, 1 materials, 2 process connection – Tecfluid LU Series User Manual
Page 23: 3 measuring range, 4 power supply, 5 analog output, 6 alarm outputs (only models lu9x), 7 measuring indication, 8 general characteristics, 9 technical characteristics

23
9 TECHNICAL
CHARACTERISTICS
9.1 Materials
Body: PP, PVDF
Housing:
Polycarbonate.
9.2 Process
connection
LU91 / LU921: G2 (BSP) thread.
LU93 / LU923: G2 1/2 (BSP) thread.
9.3 Measuring
range
LU91: 0.3 m … 6 m (solids up to 3.5 m)
LU93: 0.45 m … 12 m (solids up to 7 m)
LU921: 0.3 m … 5 m (solids up to 2.5 m)
LU923: 0.45 m … 10 m (solids up to 5 m)
9.4 Power
supply
LU9X: 18 ... 30 VDC.
Power consumption:
≤ 1.5 W
LU92X: 12 ... 36 VDC.
Power consumption: maximum 22 mA
9.5 Analog
output
4-20 mA or 20-4 mA.
Error of measurement signals of 3.6 mA and 22 mA
9.6
Alarm outputs (only models LU9X)
Optoisolated. Vmax: 30 VDC. Imax: 30 mA.
9.7 Measuring
indication
Nº of digits:
4 (1 integer and 3 decimals)
Digit size:
7 mm
9.8 General
characteristics
Protection rating:
IP67
Ambient temperature range:
-40 ... +70 ºC (display only to 60 ºC)
Maximum working pressure:
400 kPa (4 bar)
Resolution: 1
mm
Uncertainty:
< 0.25% of measuring range
Repeatability:
< 0.25% of measuring range
9.89
Electrical characteristics referred to the analog loop and communications
Reception
impedance:
Rx
>
8,5
M
Ω
Cx < 200
pF
Conforms with 89/336/EC Directive
Conforms with 2002/96/EC Directive
Conforms with 97/23/EC Directive
This equipment is considered as being a pressure accessory and NOT a safety
accessory as defined in the 97/23/EC directive, Article 1, paragraph 2.1.3.