NON-CONTACT LOOP POWERED
ULTRASONIC LEVEL TRANSMITTER
Simple, Fast Setup with Pushbutton Calibration and LCD Display
Three Measurement Ranges Available up to 10 m (32’)
6-segment LCD Display Indicates Air Gap or Liquid Level (Inch or Centimeter Units)
7.6 cm (3”) Minimum Beam Width for Applications with Restricted Space
NEMA 4X (IP65) Enclosure with Rugged PVDF Transducer
Fail-Safe Intelligence with Diagnostic Feedback for Easy Troubleshooting
The LVU800 Series general purpose 2-wire ultrasonic transmitter provides non-contact level
measurement up to 10 m (32’), and is ideally suited for challenging ultrapure, corrosive or
waste liquids. Pushbutton calibrated, the transmitter is broadly selected for atmospheric
bulk storage, day tank and waste sump applications. Media examples include
wastewater and sodium hydroxide.
SPECIFICATIONS
Range:		LVU816:	10 cm to 5 m (4” to 16.4’)
		LVU826:	20 cm to 8 m (8” to 26.2’)
		LVU832:	30 cm to 10 m (12” to 32.8’)
Accuracy:			+/-0.2% of span
Resolution:		LVU816/826:	1 mm (0.039”)
		LVU832:	2 mm (0.078”)
Beam Width:			7.6 cm (3”) dia.
Deadband:	LVU816:		10 cm (4”)
	LVU826:		20 cm (8”)
	LVU832:		30 cm (12”)
Display Type:			LCD, 6-digit
Display Units:			Inch, cm or percent
Display Mode:			Air gap or liquid height
Memory:			Non-volatile
Supply Voltage:			12 to 28 Vdc
Loop Resistance:			500Ω @24 Vdc
Signal Output:			4 to 20 mA, 2-wire
Signal Invert:			4 to 20 mA or 20 to 4 mA
Calibration:			Pushbutton
Fail-Safety:			Selectable 4 mA, 20 mA, 21 mA, 22 mA or hold
Process Temperature:			-20 to 60๐C (-4 to 140๐F)
Temperature Compensation:			Automatic
Electronics Temperature:			-40 to 71๐C (-40 to 160๐F)
Pressure:			30 psi (2 bar) @ 25๐C, derated @ 1.667 psi (0.113 bar) per above 25๐C
Enclosure Rating:			NEMA 4X (IP65)
Enclosure Vent:			Watertight membrane
Enclosure Material:			PC/ABS FR
Transducer Material:			PVDF
Process Mount:			2 NPT or 2”
Mounting Gasket:			FKM
Conduit Entrance:			Dual, ½ NPT
Classification:			General purpose CE compliance EN 61326 EMC