Table of Contents

ZSE1-01-15CN1 pc.

Digital Flow Switches

NPT G Wiring specification Nil N 3m lead wire with connector Without lead wire Port size Applicable models Flow rate (l/min) Port size Symbol 100 200 500 50 10 01 02 03 04 1/8 1/4 3/8 1/2 PF2A510/550 PF2A511/521 PF2A551 Specifications PF2A510 PF2A550 PF2A511 PF2A521 PF2A551 Model Measured fluid Air, Nitrogen Detection type Heater type 20 to 200l/min 50 to 500l/min 1 to 10l/min 5 to

PF2A/PF2W

type Nil N F Rc NPT G Wiring specifications Nil N 3 m lead wire with connector Without lead wire Port size Applicable model Flow rate (l/min) Port size Symbol 100 200 500 50 10 Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com 01 02 03 04 1/8 1/4 3/8 1/2 PF2A510

Digital Flow Switches Series PF2A

Port size Port size Applicable model Flow rate (l/min) Symbol Lead wire (Refer to page 35.) 100 200 500 50 10 01 02 03 04 Nil N M12 3 m lead wire with connector Without lead wire 1/8 1/4 3/8 1/2 PF2A510/550 PF2A511/521 PF2A551 Output specification Symbol Nil 1 2 Applicable display unit (monitor) model Specification Series PF2A300 Series PF2A200/300 Series PF2A300 Output for display

Digital Flow Switches, Series PF2A, Series PF2W

Rc NPT G Wiring specification Nil N 3m lead wire with connector Without lead wire Port size Applicable models Flow rate (l/min) Port size Symbol 100 200 500 50 10 01 02 03 04 1/8 1/4 3/8 1/2 PF2A510/550 PF2A511/521 PF2A551 Specifications PF2A510 PF2A550 PF2A511 PF2A521 PF2A551 Model Measured fluid Air, Nitrogen Detection type Heater type 20 to 200l/min 50 to 500l/min 1 to 10l/min 5

4-channel Flow Monitor (Remote type monitor unit)

) PF220 + panel mount adapter (ZS-26-B) + front protective cover (ZS-26-01) + 48 mm conversion adapter (ZS-26-D) -41No.PF-OMH0003-F Panel cut-out dimensions : Suitable for panel thickness of 0.5 to 8 mm.

Digital Flow Switch (Remote type monitor unit)

. -19No.PF-OMG0008-F Initialize mode Default settings PF2A3 series Item Default settings Page PF2A30 series [10L] 1 to 10 L/min type (PF2A510) Selection of the connected sensor Page 21 PF2A31 series [11L] 10 to 100 L/min type (PF2A511) Selection of display mode [d_1] Display instantaneous flow Page 22 Unit selection function [U_1] L/min Selection of output mode (OUT1) [o10] Instantaneous

PF2x3.eng

Hysteresis mode 2 Panel Item Default settings Model button (UP) Panel mount adapter Item Default setting ( ) PF2A30 series [10L] 1 to 10 L/min type (PF2A510) Indicator LED (OUT1) Set point 1 Set point 2 Hysteresis 1 Hysteresis 1 50% of max. rated flow [n_1] Input of the Set point 1 (OUT1) PF2A31 series [11L] 10 to 100 L/min type (PF2A511) button (SET) ON 50% of max. rated flow [n_2] Input

PF2x2.eng

FLOW Hysteresis 1 Hysteresis 1 SET Set point 1 Set point 2 button (UP) button (DOWN) button (SET) ON Item Default settings Model Item Default setting Instantaneous flow PF2A2 series [10L] 1 to 10 L/min type (PF2A510) Connecting the wiring Attaching the sensor connector to the sensor wire Strip the sensor wire as shown. Do not cut the insulator.

PF2x5.eng

Body Output for PF2A3 + Analogue (1 to 5 V) type: PF2A5 -1Output for PF2W3 + Analogue (1 to 5 V) type: PF2W5 -1Safety Instructions Model Width across flats of attachment Piping port (IN side) Bracket Sensor Monitor PF23 PF2A510 : This drawing is the model of PF2W504/520. 24 mm These safety instructions are intended to prevent hazardous situations and/or equipment damage.

Flow Range: 0 (PF2A510: 1-10l/min, PF2A550: 5-50l/min), Output Specification: 0 (NPN Open Collector 2 Outputs), Unit: M (S1 Fixed Unit)

Flow Range: 0 (PF2A510: 1-10l/min, PF2A550: 5-50l/min), Output Specification: 0 (NPN Open Collector 2 Outputs)

Flow Range: 0 (PF2A510: 1-10l/min, PF2A550: 5-50l/min), Output Specification: 1 (PNP Open Collector 2 Outputs)

Flow Range: 0 (PF2A510: 1-10l/min, PF2A550: 5-50l/min), Output Specification: 1 (PNP Open Collector 2 Outputs), Unit: M (S1 Fixed Unit)

Series PF2W Digital Flow Switch For Water

Sensor 1 L/min 5 L/min 10 L/min 20 L/min 50 L/min 100 L/min 200 L/min 500 L/min Flow rate range 1 L/min 10 L/min PF2A510 0.5 L/min 10.5 L/min 5 L/min 50 L/min PF2A550 52.5 L/min 2.5 L/min 10 L/min 100 L/min PF2A511 105 L/min 5 L/min 20 L/min 200 L/min 210 L/min 10 L/min PF2A521 50 L/min 500 L/min 525 L/min 25 L/min PF2A551 Sensor Flow rate range Static Electricity

Flow Range: PF2A510: 1-10l/min, PF2A550: 5-50l/min, Output Specification: NPN Open Collector 2 Outputs, Unit: S1 Fixed Unit

Flow Range: PF2A510: 1-10l/min, PF2A550: 5-50l/min, Output Specification: NPN Open Collector 2 Outputs, Unit: -

Flow Range: PF2A510: 1-10l/min, PF2A550: 5-50l/min, Output Specification: PNP Open Collector 2 Outputs, Unit: -

Flow Range: PF2A510: 1-10l/min, PF2A550: 5-50l/min, Output Specification: PNP Open Collector 2 Outputs, Unit: S1 Fixed Unit

Flow Range: 10 (1~10l/min), Thread: F (G thread), Port Size: 02 (Port Size 1/4), Wiring Specification: N (w/o Lead Wire)