Flow switch

P ALD RA P S W - 5 L / 1 0 L / 3 0 L
Flow rate Switch
measurement output

FeatureRoHSS

Easy alarm settingwith a rotary switch

Simple structure andlow price

Switch output

Karman vortex

Easy plumbing withquick fasteners

High temperature water with PPS

Adapter size Rc3/8

Application example
Equipment protection

Quality controlling

To controll cool water
system of temper
equipments

To control cold water systemof bag making machine

FLO

WSW

paldra
ITCH

FLO

WSW

paldraITCH

paldraSW

WSWOW

paldra

FL

WSWH

FLO

FLO

ITCITCHITCHFLOW
SW

rapaldITC

H

Chiller, temperature controller, mold, machine tool, industrial
heating furnace, vacuum heat
treating furnace, highfrequency wave temper
equipment, bag making
machine, laboratory hightemperature furnace etc.

Cold water or hot water
To control the flow rate ofchillers or temperature
controlling machines

rapaldTo control manage flow rate
in various cooling water system.

F luid te m p e ra tu re between
0 - 9 0 ℃ is a v a i lable.

Controlling the flow rate of coolingwater system in order to preventthe equipment from overheating

Flow rate of cooling water system
for sealed films will be controlled.

Electric wiring
Cable details

Output signals
Vcc

FLOW
S

Power supply

CableBlack

GND

Switch output

RLOutput

Wardla H
p ITC

Red

Photo coupler

白Switch output
Ｉ

WhitePowersupplySwitch output
VDD＜40V、Ｉ＜100mA（E.g.：VDD=24V、RL=5.1kΩ）

DC 24V±10%

Connect

Outline view
FLO

paldraQuick fastener
LCH

F

WIT

O
W
SW

ardla Hp ITC

WS

FlowPlumbing adapter
material: SUS304

direction

Pipe fitting
O ring P14101material: fluoro rubber！ Caution
Please beaware of the direct load/pressure on the flow meter (PPS).
Remove the quick fastener first and take the adapter out in order to detach the meter from the plumbing.vice versa.

5material:PPS

1

Body
33

Specifications

Setting＜Switch output＞
ＬＥＤ

ModelsP S W -5L

P S W -10L

P S W -30L

Rated flow range

0.5～5.0L/min

1.5～10.0L/min

5.0～30.0L/min

Ｆ Ｌ Ｏ Ｗ Ｓ ＷＩ Ｔ Ｃ Ｈ

Fluid

Industrial water, water

Detecting method

Karman vortex

Fluid temperature

0～90℃ （No freezing ,no dewing）Ambient temperature

0～50℃ （No freezing ,no dewing）

Maximum working
pressure

1.0MPaWithstanding pressure

paldraCapRotaryswitch① Take a cap out② Set the value with rotary switch③ LED light confirms the Deviation from set value④ Put the cap back on

Point the arrow towards thesetting value

1.5MPa （ at 20℃ ）0L

E.g. PSW-10L→

Pressure loss
(at the maximum
flow rate)

46kPa

2L

3L

23

1L

60kPa

4969L

【Flow rate set value diagram】
Sampling 0.5s

Power supply

DC24V±10%

Current consumption

MAX 20mA
Maximumload current

Switch output

Display

Max. DC 100mA

PSW-5L

PSW-10L

4.59272.5515（Ｌ／min） 0.51

Max. DC 40V

Output mode

A output

Alarm: 2colors LED

78L7L

3RoHS

Wetted material

Body PPS, FKM Adapter SUS304

Adapter size

Rc3/8" Quick fitting

001

23

456

Order form
Switch output and LED
Measuringvalue

SwitchA

More thanset value

GRN
ON

Less thanset value

REDON

NOTE: Default setting of switch is 0 memory (0L/min)

ONOFF5Lat the time of shipment.

0.5～5L /min

(Red LED will be on when there is no water flow)

PSW*The design,dimensions and specifications of the product in the catalog

10L30L

1.5～10L /min

5～30L /minwere correct at the date of publication and are subjected toRegal Joint Co., Ltd.

8

Amount of change per division：PSW- 5 L＝0.5L/min：PSW-10L＝ 1L/min：PSW-30L＝ 3L/min

Flow Detected:OUTPUT ON
Flow NOT Detected :OUTPUT OFF*Feel free to contact us if you have any require about our products.

7

Volume scale

155gchange without notice.

6LPSW-30L

Flow rate > Set value( GRN:
RED: Flow rate < Set value )Certification, regulation

Weight8

Flow rate
alarm value

0Maximumapplied voltage

5L

50

85kPa

Responsivity

4L

1

E.g.

PSWｰ10LC9