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Home > Products > Clamp-on Ultrasonic Flowmeter > ST502 Clamp-on Ultrasonic Flowmeter with Transit-Time Method for DN25-DN5000 Pipe Size and IP65 Enclosure

ST502 Clamp-on Ultrasonic Flowmeter with Transit-Time Method for DN25-DN5000 Pipe Size and IP65 Enclosure

Product Details

Place of Origin: Shenzhen

Brand Name: Flo-Instru

Certification: CE; ISO9001

Model Number: ST502

Payment & Shipping Terms

Minimum Order Quantity: 1

Packaging Details: Conventional Packaging

Delivery Time: 3-5 working days

Payment Terms: T/T

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Highlight:

Transit-Time Method Ultrasonic Flow Meter

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DN25-DN5000 Pipe Size Clamp-on Ultrasonic Flowmeter

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IP65 Enclosure ST502 Flowmeter

Output:
4-20mA, OCT Pulse Output, Relay Output, RS-232 / RS-485, RTD Temp. Input
Pipe Size:
DN25-DN5000
Velocity Range:
0~±40ft/s (0~±12m/s)
Repeatability:
0.15%
Operating Temperature:
Clamp On Transducer: -40℉ ~ +248℉ (-40℃ ~ +120℃)
Transmitter Enclosure:
IP65, Die-cast Aluminum Machined Enclosure, CNC Machined
Output:
4-20mA, OCT Pulse Output, Relay Output, RS-232 / RS-485, RTD Temp. Input
Pipe Size:
DN25-DN5000
Velocity Range:
0~±40ft/s (0~±12m/s)
Repeatability:
0.15%
Operating Temperature:
Clamp On Transducer: -40℉ ~ +248℉ (-40℃ ~ +120℃)
Transmitter Enclosure:
IP65, Die-cast Aluminum Machined Enclosure, CNC Machined
ST502 Clamp-on Ultrasonic Flowmeter with Transit-Time Method for DN25-DN5000 Pipe Size and IP65 Enclosure
Clamp-on Ultrasonic Flowmeter ST502
Product Overview

The ST502 Ultrasonic Flowmeter utilizes advanced digital signal processing technology and transit-time methodology for precise measurement of liquid flow rates. This clamp-on solution offers high accuracy and reliability across a wide range of liquid types and pipe sizes.

Key Benefits
  • Measures actual flow and total consumption of various liquids
  • CNC machined process with magnetic open cover technology (screw-free design)
  • Adaptive signal processing algorithms for optimal performance in challenging flow conditions
  • Clear LCD display interface with alarm function for easy operation and debugging
  • Bidirectional flow measurement using transit-time ultrasonic technology
  • Built-in 2G SD card for historical flow data analysis and system optimization
  • Simple menu system for quick configuration of pipe diameter, material, liquid type, and measurement units
Measurement Technology

The ST502 employs TVT (Transit-Time Vortex) technology, combining transit-time ultrasonics with vortex shedding phenomenon detection. This innovative approach delivers unparalleled accuracy and versatility across various flow conditions and fluid types.

Technology Advantages
  • Enhanced accuracy in both laminar and turbulent flow conditions
  • Versatile performance across various fluid viscosities and densities
  • Non-invasive clamp-on installation without pipe cutting
ST502 Ultrasonic Flowmeter product overview
Technical Specifications
Performance Specifications
Velocity Range 0 ~ ±40ft/s (0 ~ ±12m/s)
Accuracy ±0.5% of measured value (for ±1.5ft/s~±40ft/s)
Repeatability 0.15% of measured value
Pipe Size 1" to 200" (25mm to 5000mm)
Function Specifications
Outputs Analog: 4~20mA, max 750Ω. Pulse: 0~9999Hz, OCT. Relay: max 1Hz (1A@125VAC or 2A@30VDC)
Communication RS485 Interface with Modbus Protocol
SD Card Max 2GB, 1000+ days operation (5s sample frequency)
Power Supply 24V DC
Keypad 16 light tactile keys
Display 40 character, 2 line backlit LCD
Environmental Specifications
Temperature Transmitter: -40℉~140℉ (-40℃~60℃)
Transducer: -40℉~248℉ (-40℃~120℃)
Humidity Up to 99% RH, non-condensing
Physical Specifications
Transmitter Die-cast aluminum, IP65, CNC machined
Transducer Encapsulated design, IP68, 10m cable, Aluminum alloy+PEI material
Weight Transmitter: 1kg
ST502 Flowmeter installation and application ST502 Flowmeter technical details ST502 Flowmeter interface and display