What are you looking for?

Enter search term

We are sorry!

Unfortunately no results were found.

Login

Are you a new customer?

Register and get many benefits:

Checking the product availability
Fast reordering & order history
Personal product recommendation
Payment by invoice

Help & Contact

Your direct line to us

If you have any questions about the online store or our products, you can call our customer service at:

Monday - Thursday: 8:00AM - 5:00PM
Friday: 8:00AM - 4:00PM
Except saturdays, sundays and holidays

Or use our FAQ

There you get answers to the most frequently asked questions.

Helping people help themselves
FAQs

K-DIGIT DRUCKSCHA BN WASSER PF3W

Digital flow switch for water PF3W
Nominal voltage
24 V DC 
I/O cable
without connection cable 
Protection IP
IP 65 
Download PDF

Please choose a variant

Show table of articles

Characteristics

Nominal voltage
  • 24 V DC 
I/O cable
  • without connection cable 
Protection IP
  • IP 65 
Media temperature
  • 0 °C to +90 °C (without condensate or freezing) 
Series
  • PF3W 
Construction type
  • digital flow switch 
Current consumption
  • 50 mA
Guide type
  • integrated display 
Max. working pressure
  • 0,0 MPa 
Media
  • Water and ethylene glycol aqueous solution (having viscosity max. 3 mPa · s [3 cP]) 
Test pressure
  • 1.5 MPa
Min. working pressure
  • 0.1 MPa
Customs tariff number
  • 85365019 
All characteristics

Product description

Description
Digital flow switch, series PF3W7, for water, compact design, 45° step rotatable display for flexible installation position, no calibration necessary, measuring principle: Karman vortex, measuring range: 0.5 to 4.0 l/min, smallest adjustment unit: 0.01 l/min, media temperature: 0 to 90 °C (no condensation and no freezing), repetition accuracy max. ±2% of the measuring range, operating temperature range 0 to 50 °C, temperature characteristic max. 5% of the measuring range (based on 25 °C), switch output PNP open collector, Display method: Display with 2 lines (1st line: 4 digits, 7 segments, 2-colour red/green;2nd line: 6 digits, 11 segments, white), operating display output 1.2: orange, with function to switch over the display unit, Approvals: CE marking, UL (CSA), RoHS, connection size G 1, weight: 860 g / 945 g (no cable / with cable), with temperature sensor
Further information
compact design
in 45° steps rotary display for flexible installation position
Measuring principle: Karman vortex

Product variants

4 Results
Identifier
Current consumption (mA)
Test pressure (MPa)
Adjustment unit min. (l/min)
Connecting thread
Details / items
50  mA
1.5  MPa
0.01  l/min
G 3/8  
Learn more
50  mA
1.5  MPa
0.1  l/min
G 1/2  
Learn more
50  mA
1.5  MPa
0.1  l/min
G 3/4  
Learn more
50  mA
1.5  MPa
1  l/min
G 1  
Learn more

Column selection

Current consumption (mA)
Test pressure (MPa)
Adjustment unit min. (l/min)
Connecting thread
Design material
Measuring range
Repeatability
Setting range
Weight per m (kg)