SMC offers a variety of digital flow switches. Series PF2A for air, PF2W for water, PF2D for deionized water and chemicals. Flow rate setting and monitoring are possible with the digital display. Integrated and remote type displays are available for different types of application. Water resistant construction is used conforming to IP65 protection. Switching from real-time flow rate to accumulated
Table of Contents Maximum measured Maximum measured Minimum measured Minimum measured Part no. flow rate value [l/min] flow rate value [l/min] flow rate value [l/min] flow rate value [l/min] PF2A510--1 PF2A550--1 PF2A511--1 PF2A521--1 PF2A551--1 PF2A510--2 PF2A550--2 PF2A511--2 PF2A521--2 PF2A551--2 10 50 100 200 500 10 50 100 200 500 1.1 5.4 11 21 54 10.7 53.5 107 214 535 1.1 5.4 11 21 54 10.7 53.5 107 214
Features 1 For Air For Air P. 1 Flow rate measurement range l/min Integrated type Remote type Display unit Display unit (4ch) Sensor unit PF2A510 PF2A550 PF2A511 PF2A521 PF2A551 PF2A710 PF2A750 PF2A711 PF2A721 PF2A751 PF2A703H PF2A706H PF2A712H 1 to 10 5 to 50 10 to 100 20 to 200 50 to 500 150 to 3000 300 to 6000 600 to 12000 PF2A30 PF2A20 PF2A31 For Water For Water P. 15 Remote type Flow
--1 PF2A521--1 PF2A551--1 PF2A510--2 PF2A550--2 PF2A511--2 PF2A521--2 PF2A551--2 10 50 100 200 500 10 50 100 200 500 1.1 5.4 11 21 54 10.7 53.5 107 214 535 1.1 5.4 11 21 54 10.7 53.5 107 214 535 1 5 10 20 50 1 5 10 20 50 8 For Air Digital Flow Switch/High Flow Rate Type Series PF2A Refer to www.smcworld.com for details of products compatible with overseas standards.
.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com 01 02 03 04 1/8 1/4 3/8 1/2 PF2A510/550 PF2A511/521 PF2A551 Specifications PF2A510 PF2A550 PF2A511 PF2A521 PF2A551 Model Measured fluid Air, Nitrogen Detection type Heater type 20 to 200 l/min 50 to 500 l/min 1 to 10 l/min 5 to 50 l/min 10 to 100 l
--1 PF2A521--1 PF2A551--1 PF2A510--2 PF2A550--2 PF2A511--2 PF2A521--2 PF2A551--2 10 50 100 200 500 10 50 100 200 500 1.1 5.4 11 21 54 10.7 53.5 107 214 535 1.1 5.4 11 21 54 10.7 53.5 107 214 535 1 5 10 20 50 1 5 10 20 50 8 For Air Digital Flow Switch/High Flow Rate Type Series PF2A Refer to www.poweraire.com for details of products compatible with overseas standards.
. -19No.PF-OMG0008-F Initialize mode Default settings PF2A3 series Item Default settings Page PF2A30 series [10L] 1 to 10 L/min type (PF2A510) Selection of the connected sensor Page 21 PF2A31 series [11L] 10 to 100 L/min type (PF2A511) Selection of display mode [d_1] Display instantaneous flow Page 22 Unit selection function [U_1] L/min Selection of output mode (OUT1) [o10] Instantaneous
PF2A20 series 1 to 5 to 10 L/min type (PF2A510) 50 L/min type (PF2A550) [10L]: [50L]: [11L]: [21L]: [51L]: 10 to 20 to 50 to 100 L/min type (PF2A511) 200 L/min type (PF2A521) 500 L/min type (PF2A551) PF2W20 series 0.5 to 4 L/min type (PF2W504) (PF3W504) [04L]: [20L]: [40L]: [11L]: 2 to 5 to 16 L/min type (PF2W520) (PF3W520) 40 L/min type (PF2W540) (PF3W540) 10 to 100 L/min type (PF2W511)
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
PF2A550 Nominal thread size Required torque 4 8 Switch output 1 Description PF2A511 Item Black Output for PF23 Main circuit 3 7 7 to 9 Nm PF2A521 Rc(NPT)1/8 30 mm Lead wire and connector Lead wire to supply power and transmit output signals. Main circuit Brown DC(+) + 2 6 Rc(NPT)1/4 12 to 14 Nm Connector Connector for electrical connections.
PF2A550 PF2A511 PF2A521 PF2A551 PF2A510 50 ms OFF No Set value input Item Description Time Connecting / Disconnecting When connecting, insert the connectors straight into the body until it clicks. When removing the connector, press down the lever to release the hook from the housing and pull the connector straight out. Sensor connector socket Socket for the sensor connection.
Flow Range: 1 (PF2A511: 10-100l/min, PF2A521: 20-200l/min, PF2A551: 50-500l/min), Output Specification: 0 (NPN Open Collector 2 Outputs)
Flow Range: 1 (PF2A511: 10-100l/min, PF2A521: 20-200l/min, PF2A551: 50-500l/min), Output Specification: 0 (NPN Open Collector 2 Outputs), Unit: M (S1 Fixed Unit)
Flow Range: 1 (PF2A511: 10-100l/min, PF2A521: 20-200l/min, PF2A551: 50-500l/min), Output Specification: 1 (PNP Open Collector 2 Outputs)
Flow Range: 1 (PF2A511: 10-100l/min, PF2A521: 20-200l/min, PF2A551: 50-500l/min), Output Specification: 1 (PNP Open Collector 2 Outputs), Unit: M (S1 Fixed Unit)
Nominal: -, Pressure Resistance(MPa): 1, Number of Outputs: 2, Analog Voltage Output(V): -, Power Supply Type: DC, Power Supply Voltage(V): [12 to 24] 12 to 24 ±10%, Liquid contact parts material: -, Display: Digital, Protection Structure: IP40, Unit Specifications: With unit conversion function, Lead Wire: -, Rated Pressure Range: -, Rating Flow Range(L/min): 5.0 to 525.0, Sensor Type: PF2A511
Flow Range: PF2A511: 10-100l/min, PF2A521: 20-200l/min, PF2A551: 50-500l/min, Output Specification: NPN Open Collector 2 Outputs, Unit: S1 Fixed Unit
Flow Range: PF2A511: 10-100l/min, PF2A521: 20-200l/min, PF2A551: 50-500l/min, Output Specification: PNP Open Collector 2 Outputs, Unit: -
Flow Range: PF2A511: 10-100l/min, PF2A521: 20-200l/min, PF2A551: 50-500l/min, Output Specification: PNP Open Collector 2 Outputs, Unit: S1 Fixed Unit