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Home > Products > Insertion Ultrasonic Flowmeter > ST501 Insertion Flow Meter with DN25-DN1200 Pipe Size, Transit-Time Technology, and IP65 Enclosure for Hydropower Applications

ST501 Insertion Flow Meter with DN25-DN1200 Pipe Size, Transit-Time Technology, and IP65 Enclosure for Hydropower Applications

Product Details

Place of Origin: Shenzhen

Brand Name: Flo-Instru

Certification: CE; ISO9001

Model Number: ST501

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:
Pipe Size:
DN25-DN1200
Velocity Range:
0 ~±16ft/s (0~±5m/s)
Operating Temperature:
-40℉ ~ +176℉ (-40℃~+80℃)
Output:
4-20mA, OCT Pulse Output, Relay Output, RS-232 / RS-485, RTD Temp. Input
Power Supply:
24V DC
Linearity:
0.5%
Pipe Size:
DN25-DN1200
Velocity Range:
0 ~±16ft/s (0~±5m/s)
Operating Temperature:
-40℉ ~ +176℉ (-40℃~+80℃)
Output:
4-20mA, OCT Pulse Output, Relay Output, RS-232 / RS-485, RTD Temp. Input
Power Supply:
24V DC
Linearity:
0.5%
ST501 Insertion Flow Meter with DN25-DN1200 Pipe Size, Transit-Time Technology, and IP65 Enclosure for Hydropower Applications
ST501 Insertion Flow Meter for Hydropower Applications
ST501 Insertion Type Ultrasonic Flowmeter

Ultrasonic flow meters that use transit-time methods to measure flow with high accuracy and reliability.

Product Overview

The ST501 Ultrasonic Flow Meter utilizes advanced digital signal processing technology to deliver precise flow measurement for a wide range of liquids and pipe sizes. Featuring robust industrial-grade materials and IP68-rated transducers, this instrument is built for long-term reliability in harsh environments including humidity and immersion conditions.

With its clear menu display and simple interface, the ST501 offers convenient operation and easy debugging. Based on Transit-Time technology, the insertion transducer design maintains pipe surface integrity while providing high measurement accuracy and minimal pressure loss.

Key Benefits
  • Measures actual flow and total consumption of various liquids
  • No process control loss with optimized asset efficiency and no calibration downtime
  • Adaptive signal processing algorithms for accurate measurements in challenging flow conditions
  • Clear LCD display with alarm function for easy operation and debugging
  • Bidirectional flow measurement using transit-time ultrasonic technology
  • Data logging capabilities for historical flow pattern analysis and system optimization
  • Built-in keypad and simple menu system for fast programming of pipe parameters
Measurement Principle
TVT Technology (Transit-Time Vortex)

TVT technology represents a cutting-edge approach to ultrasonic flow measurement, combining transit-time ultrasonics with vortex shedding phenomenon analysis. This innovative integration delivers unparalleled accuracy and versatility across various flow conditions.

Enhanced Performance Features
  • Superior accuracy in both laminar and turbulent flow conditions
  • Versatile application across various fluid types including varying viscosities and densities
  • Enhanced performance in challenging flow environments
Applications

Insertion type ultrasonic flowmeters are primarily used to measure volume flow in conductive liquids and slurries in closed pipes, including acid, alkali, salt, and other highly corrosive liquids. Widely applied in petroleum, chemical, metallurgy, textile, food, pharmaceutical, paper-making industries, as well as environmental protection, municipal management, and water conservancy construction.

Technical Specifications
Performance Specifications
Velocity Range 0 ~ ±16ft/s (0 ~ ±5m/s)
Accuracy ±1.0%
Pipe Size Clamp-on: 1"~48" (25mm~1200mm)
Fluid Compatibility Water, Sea water, Oil, Alcohol...
Pipe Material PVC, Carbon Steel, Stainless Steel...
Function Specifications
Optional Outputs OCT Pulse output: 0~5000Hz
Analog output: 4~20mA, max load 750Ω
Communication Interface RS485
Power Supply 24V DC/1A@ max
Keypad 16(4×4) key with tactile action
Display 20×2 lattice alphanumeric, back lit LCD
Temperature Range Transmitter: 32℉~140℉ (0℃~60℃)
Transducer: -40℉~176℉ (-40℃~80℃)
Humidity Up to 99% RH, non-condensing
Physical Specifications
Transmitter Aluminum alloy, IP65
Transducer Encapsulated design, IP68
Transducer Cable Standard cable length: 33ft (10m)
Weight Transmitter: approximately 0.7kg; Transducer: approximately 0.4kg
ST501 Insertion Flow Meter product overview and installation diagram
ST501 Insertion Flow Meter technical specifications and interface details