Chemtrol 155421 Paddle Wheel Flow Switch (.25˝; 0.1~ 1.0 (±7.0%) ;0.5 ~ 5.0 (±7.0%))

Port Size NPT: .25˝  

Low Range* (Accuracy): 0.1 to 1.0 (±7.0%)

Standard Range (Accuracy): 0.5 to 5.0 (±7.0%)

Wetted Materials Body: Polypropylene (Hydrolytically Stable, Glass Reinforced)

O-Ring: Buna N  

Low Flow Adaptor: Glass Reinforced Polypropylene

Operating Pressure, Maximum: 100 PSIG (6.9 bar) @ 70°F (21°C), 40 PSI (2.8 bar) Max. @ 180°F (82°C)

Optional SS Face Plate 500 PSI

Operating Temperature: -20°F to 180°F (-29°C to 82°C)

Rotor Pin: Ceramic

Rotor: PPS Composite, Black

Lens: Polysulfone

Electronics: 150°F (65°C) Ambient

Viscosity, Maximum: 200 SSU

Input Power: 4.5 VDC to 24 VDC

Output Signal: 4.5 VDC to 24 VDC Pulse. (Sourcing)

Pulse Rate Dependent on Flow Rate, Port Size and Range.

Current Consumption: 8 mA, No Load

Current Source Output, Max.: 70 mA

Frequency Output Range: 15 Hz (Low Flow) to 225 Hz (High Flow)

Electrical Termination: 22 AWG PVC-Jacketed, 24˝ Cable. Color Coded: Red = +VDC; Black = Ground; White = Signal Output

Datasheet