Sonic SLF-500 Ultrasonic Clamp On Flow Meter


  • Clamp on Type
  • Wide measurement range ability
  • Compact degisn
  • Contamination free
  • Easy installation to existing pipe




  • Model: SLF-500
  • Measurement method: Ultrasonic transit time method
  • Calculation method: Digital calculation method
  • Accuracy: ±2%RD (1〜10m/s), ±2cm ( 0〜1m/s)
  • Fluid condition:
    • Water and other liquids (input of sound speed)
    • Liquid temperature: 0〜60°C
  • Applicable pipes:
    • Nominal diameter ;15mm〜300mm(External diameter more than 20mm )
    • Material; PVC, SUS and others (input of sound speed)
  • Analog output range: 0〜1m/s and 0〜10m/s
  • Averaging time:Standard 10 sec (range 0〜20 sec, 1sec steps)
  • Structure: Waterproof type (IP65 equivalnet)
  • Material: ADC12Paint color: Munsell(5Y8/1.5)
  • Installation temperature ranges: 0〜+50°C
  • Installation humidity range: No dew condensation
  • Power supply: AC85〜264V, 50/60Hz
  • Power consumption: less than 2.5VA
  • Installation: 50mm pipe (panel or wall)

Output section

Analog output:

    • Output contents;Instantaneous flow rate (normal/reverse flow)
    • Output signal; DC4〜20mA
    • Load resistance ; less than 450Ω
    • Output constant; 0〜20sec (1sec steps)
    • Flow rate low cut; 0〜10% (1% steps)

Contact output:

    • Out
    • Output signal; Open collector x3
    • Standard; DC30V, 0.25A
    • Integrated units; 0.1L, 1L, 10L, 100L, 1m3 ,10m3
    • ulse width; 1.6msec or 50msec
      Intecrated low cut ;0〜10% ( 1% steps)

Digital output:

    • Output ;instantaneous flow rate, integrated flow, alarm Serial interface; RS-232C


  • LCD display: 16 characters × 2 lines
  • Display menu: instantaneous flow, integrated flow
  • Parameter configuration
  • Configuration items: FS flow, flow rate unit, integrated flow unit, and others

Sensor probe

  • Model: SLT-20P
  • Material: PEEK, SUS304
  • Structure: Clamp-on type
  • Installation: V or Z type
  • Installed temperature ranges: -20~+70°C
  • Cables: Standard 10m 1.5C-QEV (Max. 30m)
  • Weight: Approx. 400g
  • Installation conditions: Upper stream side 10D, Lower stream side : 5D or more (D is inner diameter)
  • Structure: IP63

Catalog SLF-500 https://inaparts.coClamp on Ultrasonic flow meter

Read Another Article :

%d bloggers like this: