Rated Flow Range: 2 to 16 L/min, Flow Adjustment Valve: None, Thread: Rc, Port Size: 3/8, Output Specification: OUT1: Analog 1 to 5V, Temperature Sensor: None, Lead Wire: Lead Wire w/M8 Connector, 3m, Units on Label: Instantaneous Flow Rate: Gal/min; Accumulated Flow: Gal; Temp: °C, Bracket: -, Calibration Certificate: -, Made to Order: -

Rated Flow Range: 20 (2 to 16 L/min), Flow Adjustment Valve: None, Thread: Rc, Port Size: 04 (1/2), Output Specification: 1 (OUT1: Analog 1 to 5V)

Rated Flow Range: 2 to 16 L/min, Flow Adjustment Valve: None, Thread: Rc, Port Size: 1/2, Output Specification: OUT1: Analog 1 to 5V, Temperature Sensor: -, Lead Wire: -, Units on Label: -, Bracket: -, Calibration Certificate: -, Made to Order: -

Series PF3W digital flow switch is perfect for applications requiring a constantly monitored flow of cooling or cleaning water. The PF3W series has been improved both in design and operating performance over the PF2W flow switch.  Depending on the selected model, the PF3W is up to 40% smaller in volume, offering improved piping space and flexibility.  Designed to work with fluids up to 90ºC

Rated Flow Range: 20 (2 to 16 L/min), Flow Adjustment Valve: None, Thread: F (G), Port Size: 04 (1/2), Output Specification: 1 (OUT1: Analog 1 to 5V), Temperature Sensor: None, Lead Wire: Lead Wire w/M8 Connector, 3m, Units on Label: G (Instantaneous Flow Rate: Gal/min; Accumulated Flow: Gal; Temp: °C), Bracket: None, Calibration Certificate: None, Made to Order: X109 (EPDM Seal Material

Rated Flow Range: 20 (2 to 16 L/min), Flow Adjustment Valve: None, Thread: N (NPT), Port Size: 04 (1/2), Output Specification: 1 (OUT1: Analog 1 to 5V), Temperature Sensor: None, Lead Wire: Lead Wire w/M8 Connector, 3m, Units on Label: G (Instantaneous Flow Rate: Gal/min; Accumulated Flow: Gal; Temp: °C), Bracket: None, Calibration Certificate: None, Made to Order: X109 (EPDM Seal Material

Rated Flow Range: 2 to 16 L/min, Flow Adjustment Valve: None, Thread: G, Port Size: 1/2, Output Specification: OUT1: Analog 1 to 5V, Temperature Sensor: None, Lead Wire: Lead Wire w/M8 Connector, 3m, Units on Label: Instantaneous Flow Rate: Gal/min; Accumulated Flow: Gal; Temp: °C, Bracket: None, Calibration Certificate: None, Made to Order: EPDM Seal Material

Rated Flow Range: 2 to 16 L/min, Flow Adjustment Valve: None, Thread: NPT, Port Size: 1/2, Output Specification: OUT1: Analog 1 to 5V, Temperature Sensor: None, Lead Wire: Lead Wire w/M8 Connector, 3m, Units on Label: Instantaneous Flow Rate: Gal/min; Accumulated Flow: Gal; Temp: °C, Bracket: None, Calibration Certificate: None, Made to Order: EPDM Seal Material

Rated Flow Range: 20 (2 to 16 L/min), Flow Adjustment Valve: None, Thread: Rc, Port Size: 04 (1/2), Output Specification: 1 (OUT1: Analog 1 to 5V), Temperature Sensor: None, Lead Wire: Lead Wire w/M8 Connector, 3m, Units on Label: Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C, Bracket: R (Bracket)

Rated Flow Range: 20 (2 to 16 L/min), Flow Adjustment Valve: None, Thread: Rc, Port Size: 04 (1/2), Output Specification: 1 (OUT1: Analog 1 to 5V), Temperature Sensor: None, Lead Wire: Lead Wire w/M8 Connector, 3m, Units on Label: Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C, Bracket: None, Calibration Certificate: None, Made to Order: X143 (Piping Material Brass)

Rated Flow Range: 2 to 16 L/min, Flow Adjustment Valve: None, Thread: Rc, Port Size: 1/2, Output Specification: OUT1: Analog 1 to 5V, Temperature Sensor: None, Lead Wire: Lead Wire w/M8 Connector, 3m, Units on Label: Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C, Bracket: Bracket, Calibration Certificate: -, Made to Order: -

Rated Flow Range: 2 to 16 L/min, Flow Adjustment Valve: None, Thread: Rc, Port Size: 1/2, Output Specification: OUT1: Analog 1 to 5V, Temperature Sensor: None, Lead Wire: Lead Wire w/M8 Connector, 3m, Units on Label: Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C, Bracket: None, Calibration Certificate: None, Made to Order: Piping Material Brass

ZP

ZP3-T08B;-A10-04 [Weight: 10.3 g] ZP3-T06B;-A10-04 [Weight: 10.2 g] ZP3-T04B;-A10-04 [Weight: 10.2 g] Width across flat 14 Applicable tubing: 4 Width across flat 14 Applicable tubing: 4 Width across flat 14 Applicable tubing: 4 3 3 3 3 3 3 17 8 17 8 17 8 12 2 12 2 12 2 25 25 25 M10 x 1 M10 x 1 M10 x 1 8 8 8 Width across flat 7 Width across flat 7 Width across flat 7 3 3 1.8 1.8 1.8 2.2 3.4

ZP

ZP3-T08B;-A10-04 [Weight: 10.3 g] ZP3-T06B;-A10-04 [Weight: 10.2 g] ZP3-T04B;-A10-04 [Weight: 10.2 g] Width across flat 14 Applicable tubing: 4 Width across flat 14 Applicable tubing: 4 Width across flat 14 Applicable tubing: 4 3 3 3 3 3 3 17 8 17 8 17 8 12 2 12 2 12 2 25 25 25 M10 x 1 M10 x 1 M10 x 1 8 8 8 Width across flat 7 Width across flat 7 Width across flat 7 3 3 1.8 1.8 1.8 2.2 3.4

2

-04 1/2 Note 3) AS221F-G01 AS231F-G01 1/8 Note 3) AS221F-G02 AS231F-G02 1/4 Note 3) AS321F-G02 AS331F-G02 1/4 G Face seal AS321F-G03 AS331F-G03 3/8 AS421F-G04 AS431F-G04 1/2 Note 3) Note 1) Without sealant type can be selected as a standard option.

CATALOG

P L U G VQ 1 2 4 0 1 B L O C K VA LV E 23 04 06 08 01 03 07 Courtesy of Steven Engineering, Inc. !

Table of Contents

Connection L2 M d A Effective area (mm2) Weight (g) L1 thread R Model 1 8 1 4 1 8 1 4 3 8 1 8 1 4 3 8 1 8 1 4 3 8 1 4 3 8 1 2 1 4 3 8 1 2 1 4 3 8 1 2 1 4 3 8 1 2 KFH04-01 KFH04-02 KFH06-01 KFH06-02 KFH06-03 KFH08U-01 KFH08U-02 KFH08U-03 KFH08N-01 KFH08N-02 KFH08N-03 KFH10U-02 KFH10U-03 KFH10U-04 KFH10N-02 KFH10N-03 KFH10N-04 KFH12U-02 KFH12U-03 KFH12U-04 KFH12N-02 KFH12N-03 KFH12N-04 10 10

ZP

ZP3-T08B;-A10-04 [Weight: 10.3 g] ZP3-T06B;-A10-04 [Weight: 10.2 g] ZP3-T04B;-A10-04 [Weight: 10.2 g] Width across flat 14 Applicable tubing: 4 Width across flat 14 Applicable tubing: 4 Width across flat 14 Applicable tubing: 4 3 3 3 3 3 3 17 8 17 8 17 8 12 2 12 2 12 2 25 25 25 M10 x 1 M10 x 1 M10 x 1 8 8 8 Width across flat 7 Width across flat 7 Width across flat 7 3 3 1.8 1.8 1.8 2.2 3.4

Vacuum Pad

ZP3-T08B;-A10-04 [Weight: 10.3 g] ZP3-T06B;-A10-04 [Weight: 10.2 g] ZP3-T04B;-A10-04 [Weight: 10.2 g] Width across flat 14 Applicable tubing: 4 Width across flat 14 Applicable tubing: 4 Width across flat 14 Applicable tubing: 4 3 3 3 3 3 3 17 8 17 8 17 8 12 2 12 2 12 2 25 25 25 M10 x 1 M10 x 1 M10 x 1 8 8 8 Width across flat 7 Width across flat 7 Width across flat 7 3 3 1.8 1.8 1.8 2.2 3.4

Vacuum Pad

ZP3-T08B;-A10-04 [Weight: 10.3 g] ZP3-T06B;-A10-04 [Weight: 10.2 g] ZP3-T04B;-A10-04 [Weight: 10.2 g] Width across flat 14 Applicable tubing: 4 Width across flat 14 Applicable tubing: 4 Width across flat 14 Applicable tubing: 4 3 3 3 3 3 3 17 8 17 8 17 8 12 2 12 2 12 2 25 25 25 M10 x 1 M10 x 1 M10 x 1 8 8 8 Width across flat 7 Width across flat 7 Width across flat 7 3 3 1.8 1.8 1.8 2.2 3.4