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SMC PF2W720-04-27 is a PF2W7 series digital flow switch designed for water or coolant applications. It features a 3-digit LED display showing instantaneous or accumulated flow, two switch outputs, and an integrated mounting bracket. The M12 lead wire is optional. This legacy sensor was refreshed in 2009 as the PF3W series.
MODEL PF2W720-04-27
$712.50 Each
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Returnable: Yes
Flow range
20 (2~16 l/min)
Output specification
27 (NPN Open Collector 2 Outputs)
Piping specification
3m Lead Wire w/Connector
Port Size
04 (1/2)
Thread
Rc
Unit
Unit Change Function
PF2W7 is a digital flow sensor for water or coolant. This is a legacy sensor, refreshed in 2009 as PF3W. The 3-digit LED display can show either instantaneous or accumulated flow. The mounting bracket is integrated into the body, while the M12 lead wire is optional. 2 switch outputs are included, with an LED indicator for each located below the display. PF2W7 is IP65 rated and CE compliant.
- Flow ranges (lpm): 0.5-4, 2-16, 5-40, 10-100
- Port sizes (Rc, NPT, G): 3/8, 1/2, 3/4, 1 (flow range dependent)
- Temperature rating: 0-50°C
- Output options: NPN/PNP
- Accuracy: ±5% F.S. or ±3% F.S. (flow range dependent)
- Repeatability: ±3% F.S. or ±2% F.S. (flow range dependent)
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