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

Body Size: 5 (1/2 Basis), Body Material: 1 [ADC12 (Aluminum)], Thread: N (NPT), Port Size: 04 [1/2 (20A): PA5]

Body Size: 5 (1/2 Basis), Body Material: 2 [SCS14 (Stainless Steel)], Thread: N (NPT), Port Size: 04 [1/2 (20A): PA5]

Body Material: 2 [SCS14 (Stainless Steel)], Diaphragm Material: 1 [PTFE (Fluororesin)], Actuation: 0 (Automatically Operated), Thread: N (NPT), Port Size: 04 (1/2)

Body Material: 1 [ADC12 (Aluminum)], Diaphragm Material: 2 [NBR (Nitrile Rubber)], Actuation: 0 (Automatically Operated), Thread: N (NPT), Port Size: 04 (1/2)

Body Material: 1 [ADC12 (Aluminum)], Diaphragm Material: 1 [PTFE (Fluororesin)], Actuation: 0 (Automatically Operated), Thread: N (NPT), Port Size: 04 (1/2)

Body Material: 2 [SCS14 (Stainless Steel)], Diaphragm Material: 2 [NBR (Nitrile Rubber)], Actuation: 0 (Automatically Operated), Thread: N (NPT), Port Size: 04 (1/2)

Body Material: 0 [PP (Polypropylene)], Diaphragm Material: 1 [PTFE (Fluororesin)], Actuation: 0 (Automatically Operated), Thread: N (NPT), Port Size: 04 (1/2)

Body Material: 0 [PP (Polypropylene)], Diaphragm Material: 1 [PTFE (Fluororesin)], Actuation: 3 (Air Operated), Thread: N (NPT), Port Size: 04 (1/2)

Size: 4 (1/2 Basis), Thread: N (NPT), Port Size: 04 (1/2)

Flow Range: 51 (50~500 l/min), Thread: N (NPT Thread), Port Size: 04 (Port Size 1/2)

Size: 3 (1/4), Cleaning Grade: 0 (A grade: Ultrasonic Cleaning+Precision Cleaning), Pressure Setting: 1 (0.05 to 0.7MPa), Relief Function: 0 (Non-relieving), Thread: N (NPT), Port Size: 04 (Rc 1/2)

Size: 4 (3/8), Cleaning Grade: 0 (A grade: Ultrasonic Cleaning+Precision Cleaning), Pressure Setting: 0 (0.02 to 0.2MPa), Relief Function: 0 (Non-relieving), Thread: N (NPT), Port Size: 04 (Rc 1/2)

Size: 4 (3/8), Cleaning Grade: 0 (A grade: Ultrasonic Cleaning+Precision Cleaning), Pressure Setting: 1 (0.05 to 0.7MPa), Relief Function: 1 (Relief), Thread: N (NPT), Port Size: 04 (Rc 1/2)

Size: 4 (3/8), Cleaning Grade: 1 (B Grade: Ultrasonic Cleaning), Pressure Setting: 0 (0.02 to 0.2MPa), Relief Function: 0 (Non-relieving), Thread: N (NPT), Port Size: 04 (Rc 1/2)

Size: 4 (3/8), Cleaning Grade: 1 (B Grade: Ultrasonic Cleaning), Pressure Setting: 0 (0.02 to 0.2MPa), Relief Function: 1 (Relief), Thread: N (NPT), Port Size: 04 (Rc 1/2)

Size: 4 (3/8), Cleaning Grade: 0 (A grade: Ultrasonic Cleaning+Precision Cleaning), Pressure Setting: 0 (0.02 to 0.2MPa), Relief Function: 1 (Relief), Thread: N (NPT), Port Size: 04 (Rc 1/2)

Size: 4 (3/8), Cleaning Grade: 1 (B Grade: Ultrasonic Cleaning), Pressure Setting: 1 (0.05 to 0.7MPa), Relief Function: 0 (Non-relieving), Thread: N (NPT), Port Size: 04 (Rc 1/2)

Size: 4 (3/8), Cleaning Grade: 0 (A grade: Ultrasonic Cleaning+Precision Cleaning), Pressure Setting: 1 (0.05 to 0.7MPa), Relief Function: 0 (Non-relieving), Thread: N (NPT), Port Size: 04 (Rc 1/2)

Size: 4 (3/8), Cleaning Grade: 1 (B Grade: Ultrasonic Cleaning), Pressure Setting: 1 (0.05 to 0.7MPa), Relief Function: 1 (Relief), Thread: N (NPT), Port Size: 04 (Rc 1/2)