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Two million pages dedicated to sales and technology information for the SMC Corporation of America
SMC
SMC PRODUCTS
INSTRUMENTATION
IFW - PFW FLOW SWITCH
PF2W540-F04N
SMC PF2W540-F04N digital flow sw, remote sensor, IFW/PFW FLOW SWITCH
Part Number:
PF2W540-F04N
Series Catalog
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DIGITAL FLOW SW, REMOTE SENSOR
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Series Catalog
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DIGITAL FLOW SW, REMOTE SENSOR
INSTRUMENTATION
IFW/PFW FLOW SWITCH
FX
IFW/PFW 1/2INCH ALL OTHERS
1.43300 lb
Model
Measured fluid
Detection type
Rated flow range
Operating pressure range
Withstand pressure
Operating fluid temperature
Linearity Note 1)
Repeatability Note 1)
Temperature characteristics
Output Note 2)specifications
Power supply voltage
Current consumption (No load)
Resistance
Weight Note 3)
Port size (Rc, NPT, G)
PF2W540
Water
Karman vortex
5 to 40 l/min
0 to 1 MPa
1.5 MPa
0 to 50C
?5% F.S. or less
?3% F.S. or less
?2% F.S. or less (15 to 35C based on 25C), ?3% F.S. or less (0 to 50C, based on 25C)
Pulse output, N channel, open drain, output for display unit PF2W3 . (Specifications: Maximum load current of 10 mA; Maximum applied voltage of 30 V)
Voltage output 1 to 5 VLinearity: ?5% F.S. or less; allowable load resistance: 100 k or more.
Current output 4 to 20 mALinearity: ?5% F.S. or less; allowable load resistance: 300 or less with 12 VDC, 600 or less with 24 VDC
12 to 24 VDC (ripple ?10% or less)
20 mA or less
IP65
Operating: 0 to 50C, Stored: ?25 to 85C (with no freezing and condensation)
1000 VAC for 1 min. between external terminal and case
50M or more (500 VDC Mega) between external terminal and case
10 to 500 Hz with a 1.5 mm amplitude or 98 m/s2 acceleration, whichever is smaller.
490 m/s2 in X, Y, Z directions 3 times each
1000 Vp-p, Pulse width 1 ?s, Rise time 1 ns
650 g
1/2, 3/4
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