PF3W is a digital flow sensor that constantly monitors water or coolant flow. PF3W refreshes the design and operating performance of the legacy PF2W model. This is the remote version of PF3W7, with a display. One or two analog outputs are available, depending on whether the optional temperature sensor is selected. Additional options include a mounting bracket, flow adjustment valve and
How To Order: Digital Flow Switch for Water Series PF3W 3-color display ® Port size Calibration certificate (Only flow sensor) Symbol Port size Rated flow range None With calibration certificate Nil A 21 $ $ 04 $ 20 $ $ 40 $ $ 11 $ $ 03 04 06 10 12 14 3/8 1/2 3/4 1/1 1 1/4 1 1/2 The certificate is written in both English and Flow adjustment valve Japanese.
Made to Order 3-Color Display Digital Flow Switch for Water Symbol -X109 Seal material EPDM 1 Seal material for wetted parts changed to EPDM PF3W5 X109 PF3W PF3W7 X109 Seal material EPDM Refer to How to Order, page 1 for details. Note) Not compatible with units with flow adjustment valve. Please special-order separately.
1 V 1.8 V 5 V Current output 4 mA 7.2 mA 20 mA (PF3W521-U30) A B C Voltage output 1 V 1.48 V 5 V Current output 4 mA 5.92 mA 20 mA Rated flow [L/min] Sensor model Minimum Maximum PF3W504 0.5 4 PF3W520 2 16 PF3W540 5 40 PF3W511 10 100 PF3W521-12/14 50 250 PF3W521-U30 30 250 Analogue output (Fluid temperature) A B C D Voltage output 0.6 V 1 V 5 V 5.4 V -40No.PF-OMN0010-J Dimensions PF3W504