SiteLab SL1278 Handheld Ultrasonic Flowmeter

SiteLab SL1278 Ultrasonic Flowmeter Ultrasonic Portable Enables the user to do flow measurement checks at many points in a flow process without the need for a permanent installation. This Universal transit-time meter features a dual-funtion push button interface, ergonomic handheld design and a beautiful 3.5 inch TFT Backlit digital display that significantly simplifies setup and data collection.

Comparing with other traditional flowmeter or Flowmeter Ultrasonic, it has distinctive features such as high precision, high reliability, high capabilit and lo cost, the flow meter features other advantages :

  • TVT Technology designed
  • Less Hardware components
  • Low Voltage Broadband pulse transmission
  • low consumption power
  • Clear, user-friendly menu selections make flowmeter simple and convenient to use.
  • Daily, Monthly and yearly totalized flow.

Paralell operation of positive, negative and net flow totalizes with scales factor(span)and 7 digit display, while the output of totalize pulse and frequency output are transmitted via relay and open collector.

SiteLab SL1278 Flowmeter Ultrasonic Feature

  • Less hardware components, low voltage broadband pulse transmission, low consumption power.
  • User-friendly menu selections make flow meter simple and convenient to use.
  • Daily, monthly and yearly totalized flow.
  • Parallel operation of positive, negative and net flow totalizes


Performance Specifications
Flow range ±0.03∼±40ft/s (±0.01∼±12m/s)
Accuracy ±1%
Repeatability 0.3%
Linearity ±1%
Pipe Size Clamp-on: 1″∼48″ in (25mm∼1200mm)
Function Specifications
Outputs Analog output: 4∼20mA, Max 750Ω
SD card Storage: 8GB;
Max: 512 files;
Interval: 1∼60 seconds.
Power supply rechargeable Lithium Battery Power
(continuous operation of main battery 10 hours)
Keypad Tactile Keys.
Display 3.5 inch TFT screen (320×240),
backlit LCD
Temperature Transmitter: 14°F∼122°F (-10°C∼50°C)
Transducer: 40°F∼176°F (-40°C∼80°C)
Humidity 0 to 99%  RH, non-condensing
Physical Specifications
Transmitter NEMA13 (IP54)
Transducer Encapsulated design, IP68;
Standard cable length: 5m
Weight Transmitter: Approximately 1.0 Kg.

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