IFM PK5523 - Pressure switch with intuitive switch point setting PK-025-SFG14-PSPKG/US/ /W

Simple switch point setting via setting ring.
Stainless steel measuring cell, e.g. for freons in refrigerating technology.
Mechanical locking prevents inadvertent switch point manipulation.
High bursting pressure.
For use in hydraulic and pneumatic applications

Number of inputs and outputs	Number of digital outputs: 1
Measuring range	0...25 bar 0...363 psi
Process connection	threaded connection G 1/4 external thread internal thread:M5

Application	for industrial applications
Media	liquids and gases
Medium temperature [°C]	-25...80
Min. bursting pressure	500 bar 7253 psi
Pressure rating	60 bar 870 psi
Type of pressure	relative pressure

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: 1

Outputs

Total number of outputs	1
Output signal	switching signal
Electrical design	PNP
Number of digital outputs	1
Output function	normally open
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...25 bar 0...363 psi
Set point SP	0.75...25 bar 11...363 psi
Hysteresis	0.5 bar 7.2 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 ring

Operating conditions

Ambient temperature [°C]	-25...80
Storage temperature [°C]	-40...100
Protection	IP 67

Tests / approvals

EMC	DIN EN 61000-6-2 DIN EN 61000-6-3
Shock resistance	DIN IEC 68-2-27 50 g (11 ms)
Vibration resistance	DIN IEC 68-2-6 20 g (10...2000 Hz)
MTTF [years]	771
Pressure Equipment Directive	Sound engineering practice; can be used for group 2 fluids; group 1 fluids on request

Weight [g]	92.5
Materials	PBT; PC; FKM; stainless steel (1.4404 / 316L)
Materials (wetted parts)	stainless steel (1.4404 / 316L); FKM
Min. pressure cycles	50 million
Tightening torque [Nm]	25
Process connection	threaded connection G 1/4 external thread internal thread:M5
Restrictor element integrated	no (can be retrofitted)

Displays / operating elements

Display	operation LED, green switching status LED, yellow
With scale	yes

Pack quantity	1 pcs.

Electrical connection

Connection	Connector: 1 x M12; coding: A

ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — PK5523-00 — 29.04.2014 —