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FST200R-Series

Flow Switch With Compact Relay Controller

  • Offered in Liquid and Gas Configurations
  • All-Plastic Construction with PP or PVDF Materials for Corrosive Environments
  • Invert Switch Provides Simple NO or NC Relay Operation
  • LED Indicators for Fluid, Relay and Power Status
FST200R-Series
From C$ 1,034.81
Flow Switch With Compact Relay Controller FST200R-Series FST200R-Series
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Product Overview
  • Accuracy ± 5 %
  • Accuracy Note ±5% of setpoint at constant temperature and flowrate
  • Additional Features 1 300° swivel base
  • Approvals CE
  • Approvals Note CE compliance: EN 61326 EMC EN 61010‐1 safety
  • Cable Length 10 ft
  • Diameter 2.8 in
  • Electrical Connection 1/2 in NPT female Conduit with Screw Terminal block
  • Enclosure Ratings IP66, NEMA Type 4X
  • Length 8.2 in
  • Linear Flow Rate, Max 3 ft/s
  • Linear Flow Rate, Min 0.04 ft/s
  • Materials Polypropylene, PVDF
  • Media Compatibility Liquids
  • Operating Pressure, Max 150 psi
  • Operating Pressure Note Maximum Fluid Pressure: PP or PVDF: 150 psi @ 25°C (77°F) derated @ 1.667 psi per °C above 25°C (77°F)
  • Operating Temperature, Max 60 °C
  • Operating Temperature, Min -40 °C
  • Power Consumption 250 mA
  • Process Connection Size 3/4 in
  • Process Connection Type NPT Male
  • Process Temperature, Max 60 °C
  • Process Temperature, Min 0 °C
  • Response Time 10 sec
  • Supply Power Note 120/240 Vac, 50/60 Hz
  • Supply Voltage 120/240 Vac
  • Switch Rating 10 A
  • Switch Rating Note 10 A, 250 Vac, 1⁄2 hp
  • Switch Type spdt_no_nc_selectable
  • Thermal Effects 0.5%/°C
  • Time Delay 0 to 60 sec
  • Viscosity Range 1 to 200 cPs
  • Wire Gauge 22 AWG
This switch package offers a complete solution for flow or no-flow switching in pipes or ducting up to 0.3 m (12'). The compact relay controller reliably actuates valves, pumps, or blowers rated up to 1/2 hp. Common applications include low-flow pump or process protection. To complete the instrumentation package, simply select the switch configuration in accordance with the liquid or gas used in your application.

L
I
Q
U
I
D
Variable Yes
Clean Y
Slurry Y
Bubbles —
Coating —
Non-Coating Y
Low Viscosity Y
Med. Viscosity Y
High Viscosity —
Low Temperature Y
Med. Temperature —
High Temperature —
Δ Temperature Y
Low Velocity Y
High Velocity —
G
A
S
Variable Yes
Coating —
Non-Coating Y
Low Temperature Y
Med. Temperature Y
High Temperature —
Δ Temperature —
Low Velocity Y
High Velocity —


SPECIFICATIONS
RELAY CONTROLLER
Supply Voltage: 120/240 Vac 50/60 Hz
Consumption: 0.25 A
Relay Type: (1) SPDT
Relay Current: 10 A, 250 Vac, 1/2 hp
Relay Mode: NO or NC selectable
Time Delay: 0 to 60 s
Temp Range: -40 to 70°C (-40 to 158°F)
Enclosure Rating: NEMA 4X (IP66)
Enclosure Material: Polypropylene (UL 94VO)
Enclosure Rotation: 300° swivel base
Conduit Connection: 1/2 NPT
SENSOR
Range: 0.04 to 3 ft/s (liquids)
Accuracy: ±5% of setpoint at constant temperature and flow rate
Response Time: 10 s (approx.)
Setpoint Drift with Fluid Temperature: 0.5%/°C
Fluid Temperature: 60°C (140°F)
Max Fluid Pressure:
   PP or PVDF: 150 psi @ 25°C (77°F) derated @ 1.7 psi/°C above 25°C (77°F)
Process Connection: 3/4 MNPT
Dimensions: 208 L x 71 mm Dia (8.2 x 2.8')
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