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Replaced by: PP7554 – Product comparison: PP7544 / PP7554
Note: electrical connection of the replacement units via M12 socket.

Pressure switch with ceramic measuring cell

PP-010-RBG14-QFRKG/BS/ /N

PP7544

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Technische Details
Application
Media liquids and gases
Medium temperature [°C] -25...90; (on request: -40...90 °C)
Pressure rating
50 bar 725 psi 5000 kPa
Min. bursting pressure
150 bar 2175 psi 15000 kPa
Type of pressure relative pressure
Electrical data
Operating voltage [V] 9.6...30 DC
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 PNP/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...10 bar 0...145 psi 0...1000 kPa
Set point SP
0.1...9.99 bar 1...145 psi 10...999 kPa
Reset point rP
0.05...9.94 bar 1...144 psi 5...994 kPa
In steps of
0.01 bar 1 psi 1 kPa
Accuracy / deviations
Switch point accuracy [% of the span] < ± 1,5
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)
Linearity deviation [% of the span] < ± 0,5
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] < ± 0,3; (0...80 °C)
Response times
Response time [ms] < 3
Damping for the switching output dAP [s] 0...4
Software / programming
Adjustment of the switch point programming unit / teach function
Interfaces
Communication interface EPS
Operating conditions
Ambient temperature [°C] -40...90
Storage temperature [°C] -40...100
Protection IP 68; (BFSL = Best Fit Straight Line; LS = limit value setting)
Tests / approvals
EMC
radiation of interference according to the automotive directive 1995/54/EC
noise immunity according to the automotive directive 1995/54/EC annex IX
HF radiated 150 V/m
pulse resistance ISO 7637
supply ISO 7637-2 (Pulse 1a, 1b, 2, 3a, 3b, 4, 6, 7)
signal cables ISO 7637-3 (Pulse a und b)
noise immunity EN 61000-6-2
EN 61000-4-2 ESD 8/15 kV
EN 61000-4-3 HF radiated 100 V/m
EN 61000-4-4 Burst 2 kV
EN 61000-4-6 HF conducted 10 V
Shock resistance
DIN IEC 60068-2-27 / DIN IEC 60068-2-29 1000 g
Vibration resistance
DIN IEC 68-2-6 20 g (10...2000 Hz)
Mechanical data
Materials stainless steel (1.4301 / 304); FKM; PBT
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 threadM5
Displays / operating elements
Display
operation LED, green
switching status 2 x LED, yellow
Teach function yes
Remarks
Pack quantity 1 pcs.
Electrical connection
Connector: 1 x Bajonett
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — PP7544-01 — 21.11.2012 —