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fluidDetection typeRated flow rangeOperating pressure rangeWithstand pressureOperating fluid temperatureLinearity Note 1)Repeatability Note 1)Temperature characteristicsOutput Note 2)specificationsPower supply voltageCurrent consumption (No load)ResistanceWeight Note 3)Port size (Rc, NPT, G)PF2W504WaterKarman vortex0.5 to 4 l/min0 to 1 MPa1.5 MPa0 to 50C?

Table of Contents

PF2W504--1 PF2W520--1 PF2W540--1 PF2W511--1 PF2W504--2 PF2W520--2 PF2W540--2 PF2W511--2 4 0.5 4 0.5 16 2 16 2 40 5 40 5 100 10 100 10 16-11-24 21 Series PF2W Digital Flow Switch For Water Dimensions: Remote Type Display Unit for Water PF2W3-A Panel mounting type Internal circuit and wiring example to are terminal numbers.

Digital Flow Switches

PF2W504--1 PF2W520--1 PF2W540--1 PF2W511--1 PF2W504--2 PF2W520--2 PF2W540--2 PF2W511--2 4 0.5 4 0.5 16 2 16 2 40 5 40 5 100 10 100 10 19 Series PF2W For Water Digital Flow Switch to are terminal numbers.

PF2A/PF2W

PF2W504--1 PF2W520--1 PF2W540--1 PF2W511--1 PF2W504--2 PF2W520--2 PF2W540--2 PF2W511--2 4 0.5 4 0.5 16 2 16 2 40 5 40 5 100 10 100 10 16-11-24 21 Series PF2W Digital Flow Switch For Water Dimensions: Remote Type Display Unit for Water PF2W3-A Panel mounting type Internal circuit and wiring example to are terminal numbers.

Digital Flow Switches, Series PF2A, Series PF2W

specification Nil N F Rc NPT G Nil N Lead wire with connector 3m Without lead wire Port size Applicable models Flow rate (l/min) Port size Symbol 40 100 4 16 03 04 06 10 3/8 1/2 3/4 1 PF2W504, PF2W520 PF2W520, PF2W540 PF2W540, PF2W511 PF2W511 Specifications PF2W504 PF2W520 PF2W540 PF2W511 Model Measured fluid Water Detection type Karman vortex 0.5 to 4l/min 2 to 16l/min 5 to 40l/min 10

Series PF2W Digital Flow Switch For Water

Specifications PF2W540/540T--1 PF2W200/201 Model PF2W511--1 Applicable flow rate sensor PF2W520/520T--1 PF2W504/504T--1 0.35 to 4.50 L/min 1.7 to 17.0 L/min 3.5 to 45.0 L/min 7 to 110 L/min Flow rate measurement range Note 1) 0.35 to 4.50 L/min 1.7 to 17.0 L/min 3.5 to 45.0 L/min 7 to 110 L/min Set flow rate range Note 1) 0.05 L/min 0.1 L/min 0.5 L/min 1 L/min Minimum set unit Note 1) Accumulated

Series PF2W Digital Flow Switch For Water Refer to www. poweraire .com for details of products compatible with overseas standards.

PF2W504--1 PF2W520--1 PF2W540--1 PF2W511--1 PF2W504--2 PF2W520--2 PF2W540--2 PF2W511--2 4 0.5 4 0.5 16 2 16 2 40 5 40 5 100 10 100 10 23 Digital Flow Switch Series PF2W For Water Dimensions: Remote Type Display Unit for Water PF2W3-A Panel mounting type Internal circuits and wiring examples to are the terminal numbers.

Secondary Batteries

Port size Body size Port size Symbol 2 3 4 02 03 04 06 1/4 3/8 1/2 3/4 *Specifications and dimensions for the 90-series are the same as standard products.

Digital Flow Switches Series PF2A

Port size Port size Applicable model Flow rate (l/min) Symbol Lead wire (Refer to page 35.) 100 200 500 50 10 01 02 03 04 Nil N M12 3 m lead wire with connector Without lead wire 1/8 1/4 3/8 1/2 PF2A510/550 PF2A511/521 PF2A551 Output specification Symbol Nil 1 2 Applicable display unit (monitor) model Specification Series PF2A300 Series PF2A200/300 Series PF2A300 Output for display

PF2x5.eng

PF2A551 12 to 24 VDC Blue DC(-) 22 to 24 Nm Rc(NPT)3/8 PF2W504(T) Piping port Connected to the fluid inlet at IN side and to the fluid outlet at OUT side. 1 5 Rc(NPT)1/2 28 to 30 Nm PF2W520(T) 34 mm Bracket Bracket for mounting the product.

4-channel Flow Monitor (Remote type monitor unit)

1.0 to 38.0 2 to 76 8 to 186 CFM x 10-2 CFM x 10-2 CFM x 10-1 CFM x 10-1 CFM x 10-1 flow Flow Min. setting/display unit 0.5 2.0 0.5 1.0 2.0 CFM x 10-2 CFM x 10-2 CFM x 10-1 CFM x 10-1 CFM x 10-1 Accumulated Setting/display flow range 0 to 9 ft3 x 10-2 0 to 9 ft3 x 10-1 flow Min. setting/display unit 1 ft3 x 10-3 1 ft3 x 10-1 Conversion of accumulated pulse 0.5 2.0 0.5 1.0 2.0 ft3 x 10-2/

Digital Flow Switch (Remote type monitor unit)

to 186 1.0 to 38.0 2 to 76 8 to 186 CFM x 10-2 CFM x 10-2 CFM x 10-1 CFM x 10-1 CFM x 10-1 flow Flow Min. setting/display unit 0.5 2.0 0.5 1.0 2.0 CFM x 10-2 CFM x 10-2 CFM x 10-1 CFM x 10-1 CFM x 10-1 Accumulated Setting/display flow range 0 to 9 ft3 x 10-2 0 to 9 ft3 x 10-1 flow Min. setting/display unit 1 ft3 x 10-3 1 ft3 x 10-1 Conversion of accumulated pulse 0.5 2.0 0.5 1.0 2.0 ft3 x

PF2x2.eng

FLOW Hysteresis 1 Hysteresis 1 SET Set point 1 Set point 2 button (UP) button (DOWN) button (SET) ON Item Default settings Model Item Default setting Instantaneous flow PF2A2 series [10L] 1 to 10 L/min type (PF2A510) Connecting the wiring Attaching the sensor connector to the sensor wire Strip the sensor wire as shown. Do not cut the insulator.

PF2x3.eng

Hysteresis mode 2 Panel Item Default settings Model button (UP) Panel mount adapter Item Default setting ( ) PF2A30 series [10L] 1 to 10 L/min type (PF2A510) Indicator LED (OUT1) Set point 1 Set point 2 Hysteresis 1 Hysteresis 1 50% of max. rated flow [n_1] Input of the Set point 1 (OUT1) PF2A31 series [11L] 10 to 100 L/min type (PF2A511) button (SET) ON 50% of max. rated flow [n_2] Input

Flow Range: 04 (0.5~4 l/min), Thread: Rc, Port Size: 03 (3/8)

Type: [Flow Switches] Flow Switch for Water, Fluid Type: Water, Flow Range(l/min): to less than 10, Sensor, Monitor Structure: [Separate Type Connector Connection] Separated sensor, Output Method: -, Pipe Port Type: Female Thread, Plumbing Thread Type: [Rc (R)] Rc, Plumbing Thread Nominal: [3/8] 3/8, Pressure Resistance(MPa): 1.5, Number of Outputs: 1, Power Supply Type: DC, Power Supply

Flow Range: 0 (PF2W504: 0.5~4, PF2W520: 2~16, PF2W540: 5~40), Output Specification: 1 (PNP Open Collector 2 Outputs)

Flow Range: 0 (PF2W504: 0.5~4, PF2W520: 2~16, PF2W540: 5~40), Output Specification: 1 (PNP Open Collector 2 Outputs), Unit: M (S1 Fixed Unit)

Flow Range: 04 (0.5~4 l/min), Thread: Rc, Port Size: 03 (3/8), Wiring Specification: 3m Lead Wire w/Connector, Output Specification: 2 (Pulse Output + Analog Output (4~20mA))