(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 VDC12 to 24 VDC (ripple ?10% or less)20 mA or lessIP65Operating: 0 to 50C, Stored: ?

(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 VDC12 to 24 VDC (ripple ?10% or less)20 mA or lessIP65Operating: 0 to 50C, Stored: ?

(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 VDC12 to 24 VDC (ripple ?10% or less)20 mA or lessIP65Operating: 0 to 50C, Stored: ?

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.

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

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.

Series PF2W Digital Flow Switch For Water

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 10 310 A Series PF2W For Water Digital Flow Switch Dimensions: Remote Type Monitor Unit For Water PF2W3-A Panel mount adapter type Internal Circuits and Wiring Examples -0 NPN (2 outputs) Position Detection Switch Flow Sensor Pressure Control Pressure Sensor 41.8

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 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.

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

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/

PF2x3.eng

L/min,L Non-Reverse output Reverse output CFM x 10-2, CFM x 10-1, ft3 x 10-1, gal(US)/min, gal(US) 4 The mode in which the flow is detected and displayed, and the switch function is operating. This is the basic operating mode; and other modes should be selected for setting changes and other function settings.

Digital Flow Switches Series PF2A

set unit Note 1) Accumulated pulse flow rate exchange value (Pulse width: 50 ms) Note 1) 0.1 l/pulse 0.5 l/pulse 1 l/pulse 2 l/pulse 5 l/pulse l/min, CFM x 10-2 l, ft3 x 10-2 l/min, CFM x 10-1 l, ft3 x 10-1 Display units Real-time flow rate Accumulated flow Note 1, 2) 0 to 9 l, 0 to 9 ft3 x 10-2 0 to 9 l, 0 to 9 ft3 x 10-1 Accumulated flow range Note 1) Power supply voltage Current consumption

PF2x2.eng

Input of the Set point 2 L/min, L CFM x 10-2, CFM x 10-1, ft3 x 10-2, ft3 x 10-1, gal(US)/min, gal(US) 1 Brown DC(+) Non-Reverse output Reverse output Refer to the product catalogue or SMC website (URL http://www.smcworld.com) for more information about panel cut-out dimensions.

Flow Range: 3 (PF2W511: 10~100), Output Specification: 0 (NPN Open Collector 2 Outputs), Unit: M (S1 Fixed Unit)

Flow Range: 3 (PF2W511: 10~100), Output Specification: 0 (NPN Open Collector 2 Outputs)

Flow Range: 3 (PF2W511: 10~100), Output Specification: 1 (PNP Open Collector 2 Outputs)

Flow Range: 3 (PF2W511: 10~100), Output Specification: 1 (PNP Open Collector 2 Outputs), Unit: M (S1 Fixed Unit)

Flow Range: PF2W511: 10~100, Output Specification: NPN Open Collector 2 Outputs, Unit: S1 Fixed Unit

Flow Range: PF2W511: 10~100, Output Specification: NPN Open Collector 2 Outputs, Unit: -