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FLOWLINE Noncontact Ultrasonic Level Sensor: 1 in NPT, 1 3/8 in Antenna Dia, 117.6 in Range - Ultrasonic Level Transmitter/Switch/Controller Units
FLOWLINEUltrasonic Level Transmitter/Switch/Controller Units

FLOWLINE Noncontact Ultrasonic Level Sensor: 1 in NPT, 1 3/8 in Antenna Dia, 117.6 in Range

The FLOWLINE Noncontact Ultrasonic Level Sensor (MPN LU77-5004) is an ultrasonic level transmitter, switch, and controller unit with a 1 in NPT connection and a 1 3/8 in antenna diameter. It offers a 117.6 in range…

SKU 3G-OTH-91958

Also listed as: LU775004 · LU77 5004

Brand
FLOWLINE
Item
Noncontact Ultrasonic Level Sensor: 1 in NPT, 1 3/8 in Antenna Dia, 117.6 in Range
Category
Ultrasonic Level Transmitter/Switch/Controller Units
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

FLOWLINE
Manufacturer Part Number
LU77-5004
Type
NPT
Range
117.6 in
Accuracy
0.25 in
Antenna Dia
1 3/8 in
Display Type
LCD
Max. Voltage
250V DC
Output Voltage Range
4 to 20mA

Technical Documents

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FLOWLINE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The FLOWLINE Noncontact Ultrasonic Level Sensor (MPN LU77-5004) is an ultrasonic level transmitter, switch, and controller unit with a 1 in NPT connection and a 1 3/8 in antenna diameter. It offers a 117.6 in range, 0.25 in accuracy, and an LCD display, with a 4 to 20mA output voltage range and a maximum voltage of 250V DC.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the FLOWLINE LU77-5004 ultrasonic level sensor used for?

The FLOWLINE LU77-5004 is used for noncontact continuous level measurement of liquids in tanks, sumps, or open channels. It is suitable for water, wastewater, and chemical processing applications where a 4 to 20mA output and LCD display are required for monitoring and control.

What are the specifications of the FLOWLINE LU77-5004?

The FLOWLINE LU77-5004 is a noncontact ultrasonic level sensor with a 1 in NPT connection, 1 3/8 in antenna diameter, and 117.6 in range. It offers 0.25 in accuracy, an LCD display, 4 to 20mA output, and a maximum voltage of 250V DC. The manufacturer part number is LU77-5004.

Where to buy the FLOWLINE LU77-5004 worldwide?

You can source the FLOWLINE LU77-5004 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide this FLOWLINE ultrasonic level sensor to procurement teams globally.

How to install a FLOWLINE ultrasonic level sensor?

Install the FLOWLINE LU77-5004 in a stilling well or open tank with a clear path to the liquid surface, avoiding obstructions. Mount it at the recommended distance from the tank wall and ensure the 4 to 20mA wiring matches your controller. Refer to the FLOWLINE manual for specific mounting and configuration steps.

Used in

Common applications for FLOWLINE
Chemical processing — FLOWLINE ultrasonic level switch (LU10-1405) for corrosive liquid level detection in storage tanks.
Water and wastewater treatment — FLOWLINE guided wave radar sensor (LG10-1003-01) for level measurement in clarifiers and lift stations.
Oil and gas — FLOWLINE rod guided wave radar (LG10-0003-01) for level monitoring in separator vessels and sump tanks.
Food and beverage — FLOWLINE level controller (LC52-1001) for pump control in CIP (clean-in-place) systems.
Pharmaceutical manufacturing — FLOWLINE coaxial guided wave radar (LG10-1003-01) for precise level measurement in stainless steel reactors.
Industrial tank farms — FLOWLINE reducer bushing (LM52-1400) for adapting ultrasonic sensors to existing tank openings.

FLOWLINE Products

3G Electric supplies FLOWLINE ultrasonic level transmitter/switch/controller units. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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