What are you looking for?

Enter search term

We are sorry!

Unfortunately no results were found.

Christmas / New Year shipping times
Our central warehouses will be closed from 23.12.2024 to 01.01.2025. Incoming orders will not be shipped during this period. If necessary, you are welcome to use our branch network during this time. Customer service will be available as usual.

Please note that our branches may have different opening hours during the holidays. For up-to-date information, we recommend calling ahead or checking the current opening times on Google Maps. Due to technical reasons, we are currently unable to update the opening hours on our website. Link to branch search on Google Maps

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- 07 50 00 42

Digital flow switch
Adjustment unit min.
0.01 l/min
Connecting thread
G 3/8″ -19 
Current consumption
50 mA
Download PDF

Please choose a variant

Show table of articles
Product details for

K- 07 50 00 42

Adjustment unit min.
0.01 l/min
Connecting thread
G 3/8″ -19
Design
-
Setting range
0,01 L/min
Weight per m
0.295 kg
Measuring range
0.5 to 4.0 l/min
Repeatability
±5 % from scale (benchmark 25 °C)
All characteristics

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

Opis proizvoda

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
Adjustment unit min. (l/min)
Connecting thread
Current consumption (mA)
Design
Details / items
0.01 l/min
G 3/8″ -19 
50 mA
Learn more
0.1 l/min
G 1/2″ -14 
50 mA
Learn more
0.1 l/min
G 3/4″ -14 
50 mA
separate sensor unit 
Learn more
1 l/min
G 1″ -11 
50 mA
Learn more

Column selection

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