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Pressure switch with ceramic measuring cell

PP7021

PP-250-SBG14-QFRKG/US/ /V

Pressure switch with ceramic measuring cell

PP7021

PP-250-SBG14-QFRKG/US/ /V

Article no longer available - archive entry
Alternative articles: PP7551 or PP0521 Product comparison: PP7021 / PP7551 / PP0521 When selecting an alternative article and accessories please note that technical data may differ!
PP755x = DC pnp, PP052x = DC npn
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Product characteristics
Number of inputs and outputs Number of digital outputs: 2
Measuring range
0...250 bar 0...3630 psi 0...25 MPa
Process connection threaded connection G 1/4 external thread internal thread:M5
Application
Special feature Gold-plated contacts
Application for industrial applications
Media liquids and gases
Conditionally suitable for For gaseous media the application is limited to max. 25 bar.
Medium temperature [°C] -25...80
Min. bursting pressure
850 bar 12300 psi 85 MPa
Pressure rating
400 bar 5800 psi 40 Mpa
Type of pressure relative pressure
Electrical data
Operating voltage [V] 9.6...30 DC; (PP2000 with sensor: > 18)
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...250 bar 0...3630 psi 0...25 MPa
Set point SP
3...250 bar 40...3630 psi 0.3...25 MPa
Reset point rP
2...249 bar 20...3610 psi 0.2...24.9 MPa
In steps of
1 bar 10 psi 0.1 MPa
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; (-25...80 °C)
Temperature coefficient span [% of the span / 10 K] < ± 0,3; (-25...80 °C)
Response times
Response time [ms] < 3
Damping process value dAP [s] 0...4
Software / programming
Adjustment of the switch point programming unit / teach function
Interfaces
Communication interface EPS
Operating conditions
Ambient temperature [°C] -25...80
Storage temperature [°C] -40...100
Protection IP 67
Tests / approvals
EMC
EN 61000-4-2 ESD 4 kV CD / 8 kV AD
EN 61000-4-3 HF radiated 10 V/m
EN 61000-4-4 Burst 2 kV
EN 61000-4-6 HF conducted 10 V
Shock resistance
DIN IEC 68-2-27 50 g (11 ms)
Vibration resistance
DIN IEC 68-2-6 20 g (10...2000 Hz)
Mechanical data
Materials stainless steel (1.4301 / 304); 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 LED, green
switching status 2 x LED, yellow
Teach function yes
Remarks
Pack quantity 1 pcs.
Electrical connection
Connection Connector: 1 x M12; coding: A; Contacts: gold-plated