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Bracket

None

R (Bracket)

R (w/Bracket)

Calibration Certificate

A (Calibration Certificate)

A (w/Calibration Certificate)

A (w/Certificate)

Flow Adjustment Valve

S (Flow Adjustment Valve)

w/o Flow Adjustment Valve

S (w/Flow Adjustment Valve)

w/o Flow Adjustment

S (w/Flow Adjustment)

Flow Range

20 (2~16 l/min)

40 (5~40 l/min)

04 (0.5~4 l/min)

11 (10~100 l/min)

04 (0.4~4L/min)

20 (1.8~20 l/min)

0 (PF2W504: 0.5~4, PF2W520: 2~16, PF2W540: 5~40)

40 (4~40 l/min)

3 (PF2W511: 10~100)

Insulation Type

None, Piping Port is Connected to Negative ground of Power Supply)

None, Piping Port is connected to Negative Ground of the Power Supply)

Lead Wire

Lead Wire w/M8 Connector, 3m

N (w/o Lead Wire w/M8 Connector)

Power Supply/Output Connection Lead Wire, 2m

w/Lead Wire and M8 Connector, 3 m

Power Supply/Output Connection Lead Wire, 2m)

N (w/o Lead Wire and M8 Connector)

N (w/o Power Supply/Output Connection Lead Wire)

Q (w/M12-M8 Conversion Lead Wire, 0.1 m)

with Lead Wire with M8 Connector, 3 m

N (None)

Q (w/M12 -M8 Conversion Lead Wire, 0.1 m)

Made to Order

X109 (EPDM Seal Material)

X128 (Analog 4 to 20mA 2 Output Type)

X445 (IO-Link Compatible)

X143 (Piping Material Brass)

Option

Lead Wire w/M12 Connector; L/min Unit Specification

T (Panel Mount Adapter)

V (Panel Mount Adapter+Front Protective Cover)

2 (Lead Wire w/M12 Connector; Bracket; L/min Unit Specification)

7 (Bracket; gal/min Unit Specification)

6 (Lead Wire w/M12 Connector; Bracket; gal/min Unit Specification)

5 (gal/min Unit Specification)

C (e-con Connector x 1 pc.)

3 (Bracket; L/min Unit Specification)

1 (L/min Unit Specification)

4 (Lead Wire w/M12 Connector; gal/min Unit Specification)

Output Specification

B (OUT1: PNP; OUT2: PNP)

F (OUT1: PNP; OUT2: Analog 4 to 20mA)

1 (OUT1: Analog 1 to 5V)

E (OUT1: PNP; OUT2: Analog 1 to 5V)

A (OUT1: NPN; OUT2: NPN)

67 (PNP Open Collector 2 Outputs)

C (OUT1: NPN; OUT2: Analog 1 to 5V)

2 (OUT1: Analog 4 to 20mA)

27 (NPN Open Collector 2 Outputs)

D (OUT1: NPN; OUT2: Analog 4 to 20mA)

2 (Pulse Output + Analog Output (4~20mA))

1 (Pulse Output + Analog Output (1~5V))

Pulse Output Only

J (OUT1: Analog 1 to 5V; OUT2: Analog 1 to 5V)

1 (PNP Open Collector 2 Outputs)

0 (NPN Open Collector 2 Outputs)

K (OUT1: Analog 4 to 20mA; OUT2: Analog 4 to 20mA)

L (Out 1: IO-Link: Switch Output, N/P, Out 2: None; Temperature Sensor )

G (OUT1: NPN; OUT2: External Input)

Output Specifications

B (OUT 1: PNP; OUT 2: PNP; Integrated Display Type)

D (OUT 1: NPN; OUT 2: Analog 4 to 20 mA; Integrated Display Type)

A (OUT 1: NPN; OUT 2: NPN; Integrated Display Type)

C (OUT 1: NPN; OUT 2: Analog 1 to 5 V; Integrated Type)

J (OUT: Analog 1 to 5 V; Remote Type Sensor Unit)

K (OUT: Analog 4 to 20 mA; Remote Type Sensor Unit)

Piping Connection

X8 (Stainless Steel 304)

Piping Specification

3m Lead Wire w/Connector

N (w/o Lead Wire)

Port Size

03 (3/8)

04 (1/2)

06 (3/4)

10 (1)

14 (1 1/2)

3 (3/8; Applicable to LFE1)

12 (1 1/4)

6 (3/4; Applicable to LFE2)

4 (1/2; Applicable to LFE1)

8 (1; Applicable to LFE3)

10 (1")

03 (TSJ3/8, Compression Fitting)

04 (TSJ1/2, Compression Fitting)

Rated Flow Range

20 (2 to 16 L/min)

40 (5 to 40 L/min)

04 (0.5 to 4L/min)

11 (10 to 100 L/min)

21 (50 to 250 L/min)

1 (0.5 to 20 L/min)

2 (2.5 to 100 L/min)

3 (5 to 200 L/min)

04 (0.5 to 4 L/min)

Temperature sensor

T (Temperature Sensor)

T (OUT2: Analog 1 to 5V, w/Temperature Sensor)

Thread

N (NPT)

F (G)

N (NPT Thread)

F (G thread)

Unit

Unit Change Function

M (S1 Fixed Unit)

Unit Specification

M (Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C)

F (Instantaneous Flow Rate: Gal/min; Accumulated Flow: Gal; Temp: °F)

G (Instantaneous Flow Rate: Gal/min; Accumulated Flow: Gal; Temp: °C)

J (Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °F)

M (Instantaneous Flow: L/min, Accumulated Flow: L,Temperature: °C)

M (Instantaneous Flow: L/min; Accumulated Flow: L; Temperature: °C)

Instantaneous Flow: L/min, Temperature: °C

G (Instantaneous Flow: gal/min; Accumulated Flow: gal; Temperature: °C)

Units on Label

Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C

Wiring Specification

PF3W520-N03-1TN-R

DIGITAL FLOW SWITCH, WATER, PF3W, 3-COLOR DIGITAL FLOW SIWTCH FOR WATER

PF3W520-N03-1T-R

PF3W520-N04-1N

PF3W520-N04-1T-GR

PF3W520-N04-2

PF3W520S-03-1-R

PF3W520S-N04-1

PF3W520S-N04-1T-G

PF3W520S-N04-2-G

PF3W520S-N04-2-GR

PF3W540-F06-1N-X109

PF3W540-F06-1T

PF3W540-N04-1N

PF3W540-N04-1T-G

PF3W540-N04-1TN

PF3W540-N04-2

PF3W540-N06-1-GR

PF3W540-N06-1TN-GRA

PF3W540S-N04-1T-G

PF3W540S-N04-1T-GRA

Pneumatics

Sensors &amp; Switches

Liquid Flow Devices

Sensors

Flow Sensors