SMC - Electronic Flow Switches / Sensors
Electronic Flow Switches / Sensors
มีทั้งหมด 15 รุ่น คือ
- 2-Color Display Digital Flow Switch PF2M7(-L)
- 2-Color Display Digital Flow Switch PFM
- 2-Color Display Digital Flow Switch PFMB/a>
- 3-Color Display Digital Flow Switch PFMC7□(-L)
- 3-Color Display Digital Flow Switch for Large Flow PF3A7□H(-L)
- 3-Screen Display Digital Flow Monitor PFG300
- Flow Sensor PFMV
- Digital Flow Switch for Air PF2A
- 3-Color Display Digital Flow Switch for Water PF3W-Z/L
- Digital Flow Switch Manifold for Water PF3WB/C/S/R
- 3-Color Display Digital Flow Switch for Water PF3W
- 3-Color Display Digital Flow Switch for PVC Piping PF3W
- 3-Color Display Electromagnetic Type Digital Flow Switch LFE□
- Digital Flow Switch for Water PF2W
- Digital Flow Switch for Deionized Water and Chemical Liquids PF2D
1) 2-Color Display Digital Flow Switch PF2M7(-L)

Features | 2-Color Display Digital Flow Switch PF2M7(-L)
- Dry air, N2, Ar, CO2
- A wide range of flow measurement is possible with 1 product. Flow ratio: 100 : 1, Smallest settable increment: 0.01 L/min
- Improved drainage and resistance to foreign matter
- Compact, Lightweight Weight: 27.3% lighter (55 g → 40 g)
- Low current consumption: 35 mA or less
- Grease-free
- IO-Link compatible
Specifications | 2-Color Display Digital Flow Switch PF2M7(-L)
Series | Rated flow range (L/min) |
---|---|
PF2M7 | 0.1 to 10 (0.1 to 5) 0.3 to 25 (0.3 to 12.5) 0.5 to 50 (0.5 to 25) 1 to 100 (1 to 50) ( ): For CO2 |
2) 2-Color Display Digital Flow Switch PFM

Features | 2-Color Display Digital Flow Switch PFM
- Dry air, N2, Ar, CO2
- Grease-free
- Integrated flow adjustment valve
- Compact, lightweight, Space saving
- * The PFM series will be remodeled in March 2022. Please select the PF2M710/725/750/711 series.
Specifications | 2-Color Display Digital Flow Switch PFM
Series | Rated flow range (L/min) |
---|---|
PF2M7 | 0.2 to 10 (0.2 to 5) 0.5 to 25 (0.5 to 12.5) 1 to 50 (1 to 25) 2 to 100 (2 to 50) ( ): For CO2 |
3) 2-Color Display Digital Flow Switch PFMB

Features | 2-Color Display Digital Flow Switch PFMB
- Dry air, N2
- Grease-free
- Integrated flow adjustment valve
- Compact, Space saving
- * The PFMB series will be remodeled in October 2021. Please select the PF2M721 series.
Specifications | 2-Color Display Digital Flow Switch PFMB
Series | Rated flow range (L/min) |
---|---|
PFMB | 2 to 200 5 to 500 10 to 1000 20 to 2000 |
4) 3-Color Display Digital Flow Switch PFMC7□(-L)

Features | 3-Color Display Digital Flow Switch PFMC7□(-L)
- Dry air, N2
- 3-color/2-screen display
- Expanded flow range: A wide range of flow measurement is possible with 1 product.
- Compact, Space saving
- IO-Link compatible
Specifications | 3-Color Display Digital Flow Switch PFMC7□(-L)
Series | Rated flow range (L/min) |
---|---|
PFMC | 5 to 500 10 to 1000 20 to 2000 |
5) 3-Color Display Digital Flow Switch for Large Flow PF3A7□H(-L)

Features | 3-Color Display Digital Flow Switch for Large Flow PF3A7□H(-L)
- Applicable fluid: Air, N2
- Flow range: Max. 12000 L/min
- Flow ratio 100:1 A wide range of flow measurement is possible with 1 product.
- Improved drainage and resistance to foreign matter
- Pressure loss: 75% reduction (20 kPa → 5 kPa)
- Through bore construction
- IO-Link compatible
- Can be connected to the air combination (Modular type)
- A 4-Screen display digital flow switch with pressure / temperature sensor (Modular type) is available.
Simultaneous measuremnt of the (accumulated) flow rate, pressure, and temperature is possible
Specifications | 3-Color Display Digital Flow Switch for Large Flow PF3A7□H(-L)
Series | Rated flow range (L/min) |
---|---|
PF3A7□H | 10 to 1000 20 to 2000 30 to 3000 60 to 6000 120 to 12000 |
6) 3-Screen Display Digital Flow Monitor PFG300

Features | 3-Screen Display Digital Flow Monitor PFG300
- Can measure up to 12,000 L/min
- While checking the measured value, settings are possible.
- Current consumption: 25 mA or less
- NPN/PNP switch function
- Input range selection (for pressure/flow rate)
- Simple 3-step setting
Specifications | 3-Screen Display Digital Flow Monitor PFG300
Series | Rated flow range (L/min) |
---|---|
PFG300 | PFMB, PFMC, PF3A7□H |
7) Flow Sensor PFMV

Features | Flow Sensor PFMV
- Suction verification of very small workpieces
- Repeatability: ± 2% F.S.
- Response speed: 5 ms or less, Withstand pressure: 500 kPa
- Grease-free, RoHS compliant
- Only 1 voltage monitor is required to cover the complete range.
- Related equipment: Suction filter ZFC050 series
Specifications | Flow Sensor PFMV
Series | Rated flow range (L/min) |
---|---|
PFMV | 0 to 0.5 0 to 1 0 to 3 -0.5 to 0.5 -1 to 1 -3 to 3 |
8) Digital Flow Switch for Air PF2A

Features | Digital Flow Switch for Air PF2A
- An integrated type and a separate monitor type are available.
- Switch output, Accumulated pulse output, Analog output
- Capable of switching back and forth between cumulative and instantaneous flow
- IP65
- 4-channel flow monitor
- 4 different flow ranges can be connected to 1 controller.
- The PF2A7□H series has been remodeled in January 2018. Please select the PF3A7□H series.
Specifications | Digital Flow Switch for Air PF2A
Series | Rated flow range (L/min) |
---|---|
PF2A | 1 to 10 5 to 50 10 to 100 20 to 200 50 to 500 150 to 3000 300 to 6000 600 to 12000 |
9) 3-Color Display Digital Flow Switch for Water PF3W-Z/L
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Features | 3-Color Display Digital Flow Switch for Water PF3W-Z/L
- Applicable fluid: Water, Ethylene glycol aqueous solution
- Lightweight: Max. 53% reduction (40 L/min, With temperature sensor)
- IO-Link compatible
- 3-color/2-screen display
- Compatible with the temperature sensor & flow adjustment valve
- Fluid temperature: 0 to 90℃
Specifications | 3-Color Display Digital Flow Switch for Water PF3W-Z/L
Series | Rated flow range (L/min) |
---|---|
PF3W-Z | 0.5 to 4 2 to 16 5 to 40 10 to 100 |
PF3W-L (IO-Link compatible) |
0.5 to 4 2 to 16 5 to 40 10 to 100 50 to 250 |
10) Digital Flow Switch Manifold for Water PF3WB/C/S/R

Features | Digital Flow Switch Manifold for Water PF3WB/C/S/R
- Applicable fluid: Water, Ethylene glycol aqueous solution
- Space saving Footprint Max. 85% reduction Weight Max. 65% reduction
- Needs no piping: Work-hour for installation reduced by up to 45%
- IO-Link compatible
- 3-color/2-screen display
- Fluid temperature: 0 to 90℃
Specifications | Digital Flow Switch Manifold for Water PF3WB/C/S/R
Series | Rated flow range (L/min) |
---|---|
PF3WB Integrated type (Basic type) |
0.5 to 4 2 to 16 5 to 40 |
PF3WC Integrated type (Straight type) |
|
PF3WS Remote type (Supply type) |
|
PF3WR Remote type (Return type) |
11) 3-Color Display Digital Flow Switch for Water PF3W

Features | 3-Color Display Digital Flow Switch for Water PF3W
- 3-color/2-screen display
- Integrated temperature sensor
- 40% smaller than the existing product
- IP65 compliant, Non-grease type
- Fluid temperature: 0 to 90°C
- PVC piping type: Applicable to deionized water, chemical liquids, etc.
- IO-Link compatible
Specifications | 3-Color Display Digital Flow Switch for Water PF3W
Series | Rated flow range (L/min) |
---|---|
PF3W | 0.5 to 4 2 to 16 5 to 40 10 to 100 50 to 250 |
12) 3-Color Display Digital Flow Switch for PVC Piping PF3W

Features | 3-Color Display Digital Flow Switch for PVC Piping PF3W
- Applicable fluids: Deionized water, Chemical liquids, etc.
- 3-color/2-screen display
- IP65 compliant, Non-grease type
- Fluid temperature: 0 to 70°C
- PVC pipe O.D.: 25A, 30A
Specifications | 3-Color Display Digital Flow Switch for PVC Piping PF3W
Series | Rated flow range (L/min) |
---|---|
PF3W | 10 to 100 30 to 250 |
13) 3-Color Display Electromagnetic Type Digital Flow Switch LFE□

Features | 3-Color Display Electromagnetic Type Digital Flow Switch LFE□
- Applicable fluids: Water, Water-soluble coolant
- Compact, Lightweight
- Height: 56 mm, Width: 40mm,
- Weight: 340 g (LFE1□3)
- Pressure loss: 0.02 MPa or less
- A close proximity setting is available.
- An insulated type has been added.
- The ground doesn’t need to be selected when wiring.
- Reverse flow can be detected.
- Operating fluid temperature: 0 to 85℃
Specifications | 3-Color Display Electromagnetic Type Digital Flow Switch LFE□
Series | Rated flow range (L/min) |
---|---|
LFE□ | 0.5 to 20 2.5 to 100 5 to 200 |
14) Digital Flow Switch for Water PF2W

Features | Digital Flow Switch for Water PF2W
- An integrated type and a separate monitor type are available.
- Switch output, Accumulated pulse output, Analog output
- Capable of switching back and forth between cumulative and instantaneous flow
- Compatible with high temperatures up to 90°C
- IP65
- 4-channel flow monitor
- 4 different flow ranges can be connected to 1 controller.
Specifications | Digital Flow Switch for Water PF2W
Series | Rated flow range (L/min) |
---|---|
PF2W | 0.5 to 4 2 to 16 5 to 40 10 to 100 |
15) Digital Flow Switch for Deionized Water and Chemical Liquids PF2D

Features | Digital Flow Switch for Deionized Water and Chemical Liquids PF2D
- Body sensor: New PFA, Tube: Super PFA
- Low particle generation, Excellent flow-through characteristics
- 4-channel flow monitor
- 4 different flow ranges can be connected to 1 controller.
Specifications | Digital Flow Switch for Deionized Water and Chemical Liquids PF2D
Series | Rated flow range (L/min) |
---|---|
PF2D | 0.4 to 4 1.8 to 20 4.0 to 40 |