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  1. Products
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  3. Pressure sensors / Vacuum sensors
  4. Type PN / PE with digital display
  5. PY9961

Pressure sensor with display

PY9961

PN-250-SBR14-QFPKA/US/ /V

Pressure sensor with display PY9961

Pressure sensor with display

PY9961

PN-250-SBR14-QFPKA/US/ /V

  • Two switching outputs, one of which can be configured as diagnostic output
  • With long-term stability thanks to high overload protection
  • Lifespan of more than 100 million pressure cycles
  • Clearly visible 4-digit LED display
  • Country-specific pressure units selectable
  • ce
  • ukca
Product characteristics
Number of inputs and outputs Number of digital outputs: 2
Measuring range
0...250 bar 0...3620 psi 0...25 MPa
Process connection threaded connection G 1/4 internal thread
Application
Special feature Gold-plated contacts
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 tolerance [%] 20
Operating voltage [V] 24 AC / 18...55 DC
Current consumption [mA] < 50
Min. insulation resistance [MΩ] 100; (500 V DC)
Protection class III
Reverse polarity protection yes
Overvoltage protection yes; (< 60 V DC / < 40 V AC)
Power-on delay time [s] 0.5
Integrated watchdog yes
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
Number of digital outputs 2
Output function normally open / normally closed; (parameterisable)
Max. voltage drop switching output DC [V] 3
Max. voltage drop switching output AC [V] 3
Permanent current rating of switching output AC [mA] 100
Permanent current rating of switching output DC [mA] 100
Switching frequency AC [Hz] < 170
Switching frequency DC [Hz] < 170
Short-circuit protection yes
Type of short-circuit protection pulsed
Measuring/setting range
Measuring range
0...250 bar 0...3620 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
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)
Hysteresis deviation [% of the span] < ± 0,25
Long-term stability [% of the span] < ± 0,05; (per 6 months)
Temperature coefficient zero point [% of the span / 10 K] 0,2; (-20...80 °C)
Temperature coefficient span [% of the span / 10 K] 0,2; (-20...80 °C)
Response times
Delay time programmable dS, dr [s] 0; 0,2...50
Operating conditions
Ambient temperature [°C] -20...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 61000-4-5 Surge 0,5/1 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)
MTTF [years] 199
Pressure Equipment Directive Sound engineering practice; can be used for group 2 fluids; group 1 fluids on request
Mechanical data
Weight [g] 261
Materials stainless steel (304/1.4301); stainless steel (316L/1.4404); PC; PBT; PEI; FKM; EPDM/X
Materials (wetted parts) stainless steel (303/1.4305); ceramics; FKM
Min. pressure cycles 100 million
Process connection threaded connection G 1/4 internal thread
Restrictor element integrated no (can be retrofitted)
Displays / operating elements
Display
Display unit 3 x LED, green
switching status 2 x LED, yellow
function display alphanumeric display, 4-digit
measured values alphanumeric display, 4-digit
Remarks
Remarks
BFSL = Best Fit Straight Line
LS = limit value setting
Pack quantity 1 pcs.
Electrical connection
Connection Connector: 1 x M12; coding: A; Contacts: gold-plated
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — PY9961-01 — 13.04.2023 —