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Pressure switch with intuitive switch point setting


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  • Simple switch point setting by means of two setting rings allowing optimum reading
  • High long-term stability thanks to robust stainless steel measuring cell with high permissible pressure rating
  • Mechanical locking prevents inadvertent switch point manipulation
  • Lifespan of more than 50 million pressure cycles
  • For use in hydraulics, pneumatics, air-conditioning and refrigeration
  • ce
  • eac
  • cul
  • crn
Technische Details
Product characteristics
Output signal switching signal
Measuring range
0...10 bar 0...145 psi
Process connection threaded connection 1/4 NPT external thread internal threadM5
Application for industrial applications
Media liquids and gases
Medium temperature [°C] -25...80
Pressure rating
25 bar 362 psi
Min. bursting pressure
300 bar 4350 psi
Type of pressure relative pressure
MAWP (for applications according to CRN)
25 bar 362 psi
Electrical data
Operating voltage [V] 9.6...32 DC
Current consumption [mA] < 25
Min. insulation resistance [MΩ] 100; (500 V DC)
Protection class III
Reverse polarity protection yes
Inputs / outputs
Number of inputs and outputs Number of digital outputs: 2
Total number of outputs 2
Output signal switching signal
Electrical design PNP
Number of digital outputs 2
Output function complementary
Max. voltage drop switching output DC [V] 2
Permanent current rating of switching output DC [mA] 500
Switching frequency DC [Hz] 100
Short-circuit protection yes
Type of short-circuit protection pulsed
Overload protection yes
Measuring/setting range
Measuring range
0...10 bar 0...145 psi
Set point SP
0.5...10 bar 7.5...145 psi
Reset point rP
0.3...9.8 bar 5...142 psi
Accuracy / deviations
Switch point accuracy [% of the final value] < ± 2,5; (Setting accuracy)
Repeatability [% of the final value] < ± 0,5; (with temperature fluctuations < 10 K)
Characteristics deviation [% of the final value] < ± 1,5 (BFSL) / < ± 2,5 (LS); (BFSL = Best Fit Straight Line; LS = limit value setting)
Temperature drift per 10 K < ± 0.5
Software / programming
Adjustment of the switch point setting rings
Operating conditions
Ambient temperature [°C] -25...80
Storage temperature [°C] -40...100
Protection IP 67
Tests / approvals
DIN EN 61000-6-2
DIN EN 61000-6-3
Shock resistance
DIN EN 60068-2-27 50 g (11 ms)
Vibration resistance
DIN EN 60068-2-6 20 g (10...2000 Hz)
MTTF [years] 500
Pressure Equipment Directive Sound engineering practice; can be used for group 2 fluids; group 1 fluids on request
Mechanical data
Weight [g] 92.5
Materials PBT; PC; FKM; stainless steel (1.4404 / 316L)
Materials (wetted parts) stainless steel (1.4404 / 316L)
Min. pressure cycles 50 million
Process connection threaded connection 1/4 NPT external thread internal threadM5
Restrictor element integrated no (can be retrofitted)
Displays / operating elements
operation LED, green
switching status LED, yellow
With scale yes
Pack quantity 1 pcs.
Electrical connection
Connection Connector: 1 x M12
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — PK6224-01 — 25.06.2013 —