IFM PP0521 - Pressure switch with ceramic measuring cell PP-250-SBG14-QFNKG/US/ /V

Robust design for use in harsh industrial environments.
Two switching outputs, one of which can be configured as diagnostic output.
High shock and vibration resistance.
Lifespan of more than 100 million pressure cycles

Number of inputs and outputs	Number of digital outputs: 2
Measuring range	0...250 bar 0...3625 psi 0...25 MPa
Process connection	threaded connection G 1/4 external thread internal thread:M5

Application	for industrial applications
Media	liquids and gases
Conditionally suitable for	use in gases at pressures > 25 bar only on request
Medium temperature [°C]	-25...90
Min. bursting pressure	850 bar 12300 psi 85 MPa
Pressure rating	400 bar 5800 psi 40 MPa
Type of pressure	relative pressure

Operating voltage [V]	9.6...36 DC;(communication mode: 18...32)
Current consumption [mA]	< 45
Min. insulation resistance [MΩ]	100;(500 V DC)
Protection class	III
Reverse polarity protection	yes
Power-on delay time [s]	0.3

Inputs / outputs

Number of inputs and outputs	Number of digital outputs: 2

Outputs

Total number of outputs	2
Output signal	switching signal
Electrical design	NPN
Number of digital outputs	2
Output function	normally open / normally closed;(parameterisable)
Max. voltage drop switching output DC [V]	2
Permanent current rating of switching output DC [mA]	250
Switching frequency DC [Hz]	170
Short-circuit protection	yes
Type of short-circuit protection	pulsed
Overload protection	yes

Measuring/setting range

Measuring range	0...250 bar 0...3625 psi 0...25 MPa
Set point SP	2...250 bar 40...3620 psi 0.2...25 MPa
Reset point rP	1...249 bar 20...3600 psi 0.1...24.9 MPa
In steps of	1 bar 20 psi 0.1 MPa
Factory setting	SP1 = 63 bar rP1 = 58 bar SP2 = 188 bar rP2 = 183 bar OUT1 = Hno OUT2 = Hno

Accuracy / deviations

Switch point accuracy [% of the span]	< ± 0,5
Repeatability [% of the span]	< ± 0,1;(with temperature fluctuations < 10 K)
Characteristics deviation [% of the span]	< ± 0,25 (BFSL) / < ± 0,5 (LS);(BFSL = Best Fit Straight Line; LS = limit value setting)
Hysteresis deviation [% of the span]	< ± 0,1
Long-term stability [% of the span]	< ± 0,1;(per year)
Temperature coefficient zero point [% of the span / 10 K]	< ± 0,2;(0...80 °C)
Temperature coefficient span [% of the span / 10 K]	< ± 0,2;(0...80 °C)

Response times

Response time [ms]	< 3
Damping process value dAP in steps [s]	0,003 - 0,006 - 0,010 - 0,017 - 0,060 - 0,125 - 0,250 - 0,500

Operating conditions

Ambient temperature [°C]	-25...85
Storage temperature [°C]	-40...100
Protection	IP 68;(7 days / 1 m water depth / 0.1 bar)

Tests / approvals

EMC	immunity EN 61000-6-2 EN 61000-4-2 ESD 4 kV contact discharge / 15 kV air discharge EN 61000-4-3 HF radiated 20 V/m EN 61000-4-4 Burst 4 kV coupling clamp EN 61000-4-5 Surge 0,5 kV supply / 1 kV signal for DC units EN 61000-4-6 HF conducted 30 V
Shock resistance	DIN IEC 60068-2-27 / DIN IEC 60068-2-29 1000 g DIN EN 61373 category 3
Vibration resistance	DIN IEC 68-2-6 20 g (10...2000 Hz) DIN EN 60068-2-64 14 g DIN EN 61373 category 2
MTTF [years]	309
UL approval	UL Approval no. J010
Pressure Equipment Directive	Sound engineering practice; can be used for group 2 fluids; group 1 fluids on request

Weight [g]	226
Materials	stainless steel (1.4301 / 304); FKM; EPDM/X; PA
Materials (wetted parts)	stainless steel (1.4305 / 303); ceramics; FKM
Min. pressure cycles	100 million
Process connection	threaded connection G 1/4 external thread internal thread:M5
Restrictor element integrated	no (can be retrofitted)

Displays / operating elements

Display	operation 2 x LED, green switching status 2 x LED, yellow
Teach function	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 — PP0521-01 — 13.04.2023 —