Series SF Sight Flow Transmitter

Sight Flow Transmitter
±2% FS Accuracy, 4 to 20 mA Output, Pressure up to 500 psig (34 bar)

±2% FS Accuracy, 4 to 20 mA Output, Pressure up to 500 psig (34 bar)

The SERIES SF Sight Flow Transmitter is a Series of sight indicators which can display flow or contents of pipelines and provide an analog 4 to 20 mA signal proportional to the flow rate. It is available with a 316 SS or clear polycarbonate cover.

Product Applications

  • Cooling and lubrication circuits
  • HVAC systems
  • Aggressive chemical metering
  • Batching systems
Service: Compatible liquids.
Wetted Materials: 316 SS shaft and case, Iglide® bearings, Buna-N seal and acetal copolymer, (polycarbonate cover on Model SF11).
Flow Range: 0.5 to 15 GPM (2 to 60 LPM).
Accuracy: ±2% FS.
Repeatability: 0.5% FS.
Temperature Limits: 20 to 225°F (-7 to 107°C).
Pressure Limits: 500 psig (34 bar) Model SF10, 200 psig (14 bar) Model SF11.
Response Time: 2 seconds to 90% (step change in flow rate).
Supply Voltage: 12 to 35 VDC.
Output: 4 to 20 mA.
Loop Resistance: 1150 Ω max.
Process Connection: 1/2" female NPT.
Electrical Connection: Wire leads, 22 AWG x 9' (2.7 m).
Maximum Particle Size: 100µm.
Agency Approvals: CE.
  • Integrates tangential turbine technology with hermetically sealed circuitry to provide accurate flow measurement and control in the harshest environments
  • 2-wire loop-powered design transmits a 4 to 20 mA signal proportional to flow rate for remote flow monitoring
  • Clear polycarbonate viewing cover option for visible indication of flow
  • 316 SS cover offers added protection with pressure limit up to 500 psig (34 bar)
  • LED power indication, adjustable zero and span, polarity protection and over current limiting
  • Accurately measures flow in both directions and can be mounted in any orientation