FSS Time Delta Series Ultrasonic Flowmeter

Part Number: FSS TIME DELTA SERIES Brand: Fuji Electric Co, Ltd
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Making full use of the latest electronics and digital signal processing technologies, we realized a compact and lightweight design, and improved the accuracy and easiness to use while keeping with anti-bubble performance. 

The communication function (MODBUS: option) is also applicable.
Features
  • High accuracy
  • Excellent resistance against aerated flow
  • Full variety of sensors
  • Quick response

Specifications

Accuracy

  • ± (0.0075 to 0.02 m/sec) - FSSH
  • ± (0.0113 to 0.03 m/sec) - FSSE
  • ± (0.02 to 0.03 m/sec) - FSSC
  • ± (0.02 to 0.04 m/sec) - FSSA
  • ± (0.02 to 0.05 m/sec) - FSSD
  • ± (1 to 1.5 % of Rate) - FSSC, FSSE
  • ± (1 to 2 % of Rate) - FSSA
  • ± (1 to 2.5 % of Rate) - FSSD
  • ± 1 % of Rate - FSSH
  • Metal Pipe: ± 0.04 m/sec - FSSA
  • Metal Pipe: ± 2 % of Rate - FSSA

Ambient Temperature Range

  • -20° to 60° C (-4° to 140° F)

Burn-Out

  • Burn-Out Timer: 0 to 100 seconds (Every 1 second)

Cable Length

  • 16 to 492 feet (5 to 150 metres)
  • Serial Communication: 3,281 feet (1,000 metres)

Cable Material

  • Sheath: Flame-Resisting PVC

Communication

  • Baud Rate: 9,600, 19,200, 38,400 bit/sec
  • RS-232C
  • Serial: Modbus
  • Serial: RS-485
  • USB

Consumption

  • 6 W, Max.
  • Power: 15 VA, Max.

Diameter

  • Pipe Internal Dameter: 1.96 to 47.24” (50 to 1,200 mm) - FSSC
  • Pipe Internal Diameter: 0.5 to 3.9” (13 to 100 mm) - FSSD
  • Pipe Internal Diameter: 0.98 to 8.85” (25 to 225 mm) - FSSA
  • Pipe Internal Diameter: 1.96 to 15.74” (50 to 400 mm) - FSSH
  • Pipe Internal Diameter: 7.87 to 236.2” (200 to 6,000 mm) - FSSE
  • Signal Cable (Outer Diameter): 0.28” (7.3 mm)

Electrical Connectors

  • BNC Connector - FSSA, FSSC
  • Coaxial Cable
  • Wire Gauge: 20 to 16 AWG (0.5 to 1.5 mm²)

Electrical Rating

  • Contact Capacity: 30 Vdc at 50 mA

Enclosure, Body Material

  • PBT - FSSA, FSSC, FSSE
  • Sensor: SUS304 Stainless Steel

Environmental Protection

  • IP52 - FSSD, FSSH
  • IP65 - FSSA, FSSC
  • IP67 - FSSE
  • IP68 - FSSC

Flow Capacity

  • Flow Velocity: 0 to 32 m/sec

Flow Rate

  • Low Flow Rate Cut-Off: 0 to 5 m/sec in Terms of Flow Velocity

Frequency

  • Sensor: 0.5 MHz - FSSE
  • Sensor: 2 MHz - FSSD, FSSH

Humidity

  • Ambient: 90 % Relative Humidity, Max.

Hysteresis

  • Bi-Directional Range, Auto-2 Range: 0 to 10 % of Working Range

Input

  • Analog Signal: 4-20 mA DC

Load Resistance

  • Analog Signal: 600 ohms, Max.

Materials of Construction

  • Guide Rail: Aluminum Alloy - FSSC, FSSD, FSSH
  • Guide Rail: Plastic - FSSD
  • Guide Rail: SUS304 Stainless Steel - FSSA, FSSH
  • Lining Material: Mortar
  • Lining Material: Rubber
  • Lining Material: Tar Epoxy
  • PBT - FSSD
  • Pipe, Belt: Stainless Steel
  • Pipe: Aluminum
  • Pipe: Carbon Steel - FSSD, FSSE, FSSH
  • Pipe: Cast Iron
  • Pipe: Copper
  • Pipe: Polypropylene (PP) - FSSC
  • Pipe: PVC
  • Pipe: PVDF - FSSC
  • Pipe: Steel - FSSA, FSSC

Power Supply

  • 100-240 Vac (10 % / -15 %) at 50/60 Hz
  • 20-30 Vdc

Process Temperature

  • Fluid: -20° to 100° C (-4° to 212° F) - FSSA
  • Fluid: -40° to 100° C (-40° to 212° F) - FSSD
  • Fluid: -40° to 120° C (-40° to 248° F) - FSSC
  • Fluid: -40° to 200° C (-40° to 392° F) - FSSH
  • Fluid: -40° to 80° C (-40° to 176° F) - FSSE

Pulse Range

  • Output Frequency: 1,000 Pulse/second, Max.

Resistance

  • Grounding: Class D (100 ohms)

Response Time

  • 0.2 second (Quick Response Mode)
  • 0.5 second

System Requirements

  • Windows® 2000/XP/7 (Home Premium, Professional)
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