SMC Corporation of America
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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

Cooling Capacity: 200 (CH1: 19 kW; CH2: 1 kW), Pipe Thread: N [NPT (Rc-NPT Thread Adapter Set is Included)], Power Supply: 40 [3-phase 380 to 415 VAC (50/60 Hz); 3-phase 460 to 480 VAC (60 Hz)], DI Option: CH2 w/Electric Conductivity Control, Pump Option: T2 (20 L/min, CH2 Optical Head)

Cooling Capacity: 100 (CH1: 9 kW; CH2: 1 kW), Pipe Thread: N [NPT (Rc-NPT Thread Adapter Set is Included)], Power Supply: 40 [3-phase 380 to 415 VAC (50/60 Hz); 3-phase 460 to 480 VAC (60 Hz)], DI Option: CH2 w/Electric Conductivity Control, Pump Option: T2 (20 L/min, CH2 Optical Head)

Cooling Capacity: 300 (CH1: 26 kW; CH2: 1 kW), Pipe Thread: N [NPT (Rc-NPT Thread Adapter Set is Included)], Power Supply: 40 [3-phase 380 to 415 VAC (50/60 Hz); 3-phase 460 to 480 VAC (60 Hz)], DI Option: CH2 w/Electric Conductivity Control, Pump Option: T3 (39 L/min, CH2 Optical Head, Size 300 Only)

Cooling Capacity: 300 (CH1: 26 kW; CH2: 1 kW), Pipe Thread: N [NPT (Rc-NPT Thread Adapter Set is Included)], Power Supply: 40 [3-phase 380 to 415 VAC (50/60 Hz); 3-phase 460 to 480 VAC (60 Hz)], DI Option: DI (CH1, CH2 w/Electric Conductivity Control), Pump Option: T3 (39 L/min, CH2 Optical Head, Size 300 Only)

Cooling Capacity: 100 (CH1: 9 kW; CH2: 1 kW), Pipe Thread: N [NPT (Rc-NPT Thread Adapter Set is Included)], Power Supply: 40 [3-phase 380 to 415 VAC (50/60 Hz); 3-phase 460 to 480 VAC (60 Hz)], DI Option: DI (CH1, CH2 w/Electric Conductivity Control)

Cooling Capacity: 300 (CH1: 26 kW; CH2: 1 kW), Pipe Thread: N [NPT (Rc-NPT Thread Adapter Set is Included)], Power Supply: 40 [3-phase 380 to 415 VAC (50/60 Hz); 3-phase 460 to 480 VAC (60 Hz)], DI Option: CH2 w/Electric Conductivity Control, Pump Option: T2 (20 L/min, CH2 Optical Head)

Cooling Capacity: 100 (CH1: 9 kW; CH2: 1 kW), Pipe Thread: N [NPT (Rc-NPT Thread Adapter Set is Included)], Power Supply: 20 [3-phase 200 VAC (50 Hz); 3-phase 200 to 230 VAC (60 Hz)], DI Option: DI (CH1, CH2 w/Electric Conductivity Control)

Cooling Capacity: 200 (CH1: 19 kW; CH2: 1 kW), Pipe Thread: N [NPT (Rc-NPT Thread Adapter Set is Included)], Power Supply: 40 [3-phase 380 to 415 VAC (50/60 Hz); 3-phase 460 to 480 VAC (60 Hz)], DI Option: DI (CH1, CH2 w/Electric Conductivity Control)

Cooling Capacity: 100 (CH1: 9 kW; CH2: 1 kW), Pipe Thread: N [NPT (Rc-NPT Thread Adapter Set is Included)], Power Supply: 40 [3-phase 380 to 415 VAC (50/60 Hz); 3-phase 460 to 480 VAC (60 Hz)], DI Option: DI (CH1, CH2 w/Electric Conductivity Control), Pump Option: T2 (20 L/min, CH2 Optical Head)

Cooling Capacity: 012 [1000/1200 W (50/60 Hz)], Cooling Method: A (Air-cooled), Pipe Thread: N [NPT (with Rc-NPT Conversion Fitting Set], Option 1: T (High-pressure Pump Mounted)

Cooling Capacity: 012 [1000/1200 W (50/60 Hz)], Cooling Method: A (Air-cooled), Pipe Thread: N [NPT (with Rc-NPT Conversion Fitting Set], Option 1: None

Cooling Capacity: 018 [1600/1800 W (50/60 Hz)], Cooling Method: A (Air-cooled), Pipe Thread: N [NPT (with Rc-NPT Conversion Fitting Set], Option 1: T (High-pressure Pump Mounted)

Cooling Capacity: 018 [1600/1800 W (50/60 Hz)], Cooling Method: A (Air-cooled), Pipe Thread: N [NPT (with Rc-NPT Conversion Fitting Set], Option 1: None

Cooling Capacity: 018 [1600/1800 W (50/60 Hz)], Cooling Method: A (Air-cooled), Pipe Thread: N [NPT (with Rc-NPT Conversion Fitting Set], Option 1: DM (w/Electric Conductivity Control Function, Applicable to DI Water Piping)

Cooling Capacity: 012 [1000/1200 W (50/60 Hz)], Cooling Method: A (Air-cooled), Pipe Thread: N [NPT (with Rc-NPT Conversion Fitting Set], Option 1: MT (M + T)

Cooling Capacity: 012 [1000/1200 W (50/60 Hz)], Cooling Method: A (Air-cooled), Pipe Thread: N [NPT (with Rc-NPT Conversion Fitting Set], Option 1: T (High-pressure Pump Mounted), Option 2: Z (No Flow Sensor, Water Leakage Sensor, Particle Filter, Bypass Valve or Retaining Clip)

Cooling Capacity: 018 [1600/1800 W (50/60 Hz)], Cooling Method: A (Air-cooled), Pipe Thread: N [NPT (with Rc-NPT Conversion Fitting Set], Option 1: MT (M + T)

Cooling Capacity: 018 [1600/1800 W (50/60 Hz)], Cooling Method: A (Air-cooled), Pipe Thread: N [NPT (with Rc-NPT Conversion Fitting Set], Option 1: DMT (DM + T)

Cooling Capacity: 012 [1000/1200 W (50/60 Hz)], Cooling Method: A (Air-cooled), Pipe Thread: N [NPT (with Rc-NPT Conversion Fitting Set], Option 1: M (Applicabe to DI Water Piping)