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Pressure sensor with display

PN2021

PN-250-SBR14-MFRKG/US/ /V

Pressure sensor with display

PN2021

PN-250-SBR14-MFRKG/US/ /V

  • Two switching outputs, one of them programmable as analogue output
  • Clearly visible 4-digit LED display
  • Country-specific pressure units selectable
  • With long-term stability thanks to high overload protection
  • Selectable output polarity
phase-out article
Alternative articles: PN2071 Product comparison: PN2021 / PN2071 When selecting an alternative article and accessories please note that technical data may differ!
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Product characteristics
Number of inputs and outputs Number of digital outputs: 2; Number of analogue outputs: 1
Measuring range
0...250 bar 0...3630 psi 0...25 MPa
Process connection threaded connection G 1/4 internal thread
Application
Special feature Gold-plated contacts
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...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] 18...32 DC; (to SELV/PELV)
Current consumption [mA] < 35
Min. insulation resistance [MΩ] 100; (500 V DC)
Protection class III
Reverse polarity protection yes
Power-on delay time [s] 0.3
Integrated watchdog yes
Inputs / outputs
Number of inputs and outputs Number of digital outputs: 2; Number of analogue outputs: 1
Outputs
Total number of outputs 2
Output signal switching signal; analogue signal; IO-Link; (configurable)
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] < 500
Number of analogue outputs 1
Analogue current output [mA] 4...20; (scalable 1:4)
Max. load [Ω] (Ub - 10 V) / 20 mA
Analogue voltage output [V] 0...10; (scalable 1:4)
Min. load resistance [Ω] 2000
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
2...250 bar 30...3625 psi 0.2...25 MPa
Reset point rP
1...249 bar 15...3610 psi 0.1...24.9 MPa
Analogue start point
0...187.5 bar 0...2720 psi 0...18.75 MPa
Analogue end point
62.5...250 bar 905...3625 psi 6.25...25 MPa
In steps of
0.5 bar 5 psi 0.05 MPa
Factory setting
SP1 = 62.5 bar rP1 = 57.5 bar
SP2 = 187.5 bar rP2 = 182.5 bar
ASP = 0.0 bar AEP = 250.0 bar
Accuracy / deviations
Switch point accuracy [% of the span] < ± 0,4; (Turn down 1:1)
Repeatability [% of the span] < ± 0,1; (with temperature fluctuations < 10 K; Turn down 1:1)
Characteristics deviation [% of the span] < ± 0,25 (BFSL) / < ± 0,5 (LS); (Turn down 1:1; BFSL = Best Fit Straight Line; LS = limit value setting)
Hysteresis deviation [% of the span] < ± 0,1; (Turn down 1:1)
Long-term stability [% of the span] < ± 0,1; (Turn down 1:1; 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] < 1.5
Damping process value dAP [s] 0.01...4
Damping for the analogue output dAA [s] 0.01...4
Max. response time analogue output [ms] 3
Software / programming
Parameter setting options hysteresis / window; normally open / normally closed; switching logic; current/voltage output; Damping; adaptation of displayed values; display can be rotated and switched off; Display unit; zero point; span
Interfaces
Communication interface IO-Link
Transmission type COM2 (38,4 kBaud)
IO-Link revision 1.0
Profiles no profile
SIO mode yes
Required master port type A
Process data analogue 1
Process data binary 2
Min. process cycle time [ms] 2.3
Supported DeviceIDs
Type of operation DeviceID
default 57
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 61000-4-5 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] 131
Pressure Equipment Directive Sound engineering practice; can be used for group 2 fluids; group 1 fluids on request
Mechanical data
Weight [g] 265.2
Materials stainless steel (1.4301 / 304); stainless steel (1.4404 / 316L); PC; PBT; PEI; FKM
Materials (wetted parts) stainless steel (1.4305 / 303); ceramics; FKM
Min. pressure cycles 100 million
Process connection threaded connection G 1/4 internal thread
Restrictor element integrated yes
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
Pack quantity 1 pcs.
Electrical connection
Connection Connector: 1 x M12; coding: A; Contacts: gold-plated