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  1. Products
  2. Sensors
  3. Pressure sensors / Vacuum sensors
  4. Full-metal housing with display for the process technology
  5. PI1789

Flush pressure sensor with display

PI1789

PI-,10BREA01-MFRKG/US/ /P

Flush pressure sensor with display

PI1789

PI-,10BREA01-MFRKG/US/ /P

  • Robust stainless steel design for the requirements of the food and beverage industry
  • Hygienic, flush design
  • Resistant to high-pressure cleaning with aggressive cleaning agents
  • High temperature resistance and high protection rating
  • Programmable analogue and switching output
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  • acs
  • fcm
  • ce
  • ukca
  • fda
  • ehedg
  • reg31
  • iolink
  • ec19352004
  • 3a
Technical details
Product characteristics
Number of inputs and outputs Number of digital outputs: 2; Number of analogue outputs: 1
Measuring range
-5...100 mbar -2...40.15 inH2O -0.5...10 kPa
Process connection threaded connection G 1 external thread Aseptoflex Vario
Application
Special feature Gold-plated contacts
Application flush mountable for the food and beverage industry
Media viscous media and liquids with suspended particles; liquids and gases
Medium temperature [°C] -25...150
Min. bursting pressure
30000 mbar 12044 inH2O 3000 kPa
Pressure rating
4000 mbar 1606 inH2O 400 kPa
Vacuum resistance [mbar] -1000
Type of pressure relative pressure; vacuum
No dead space yes
Electrical data
Min. insulation resistance [MΩ] 100; (500 V DC)
Protection class III
Reverse polarity protection yes
Integrated watchdog yes
2-wire
Operating voltage [V] 20...30 DC
Current consumption [mA] 3.5...21.5
Power-on delay time [s] < 1
3-wire
Operating voltage [V] 18...30 DC
Current consumption [mA] 5...45; (430 bei max. Laststrom)
Power-on delay time [s] < 0.5
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
Electrical design PNP/NPN
Number of digital outputs 2
Output function normally open / normally closed; (parameterisable)
Number of analogue outputs 1
Analogue current output [mA] 4...20, invertible; (scalable)
Short-circuit protection yes
Type of short-circuit protection pulsed
Overload protection yes
2-wire
Max. load [Ω] 300
3-wire
Max. voltage drop switching output DC [V] 2
Permanent current rating of switching output DC [mA] 100
Switching frequency DC [Hz] 125
Max. load [Ω] (Ub - 10 V) / 21,5 mA; 650 Ω (Ub = 24 V)
Measuring/setting range
Measuring range
-5...100 mbar -2...40.15 inH2O -0.5...10 kPa
Set point SP
-4.9...100 mbar -1.95...40.15 inH2O -0.49...10 kPa
Reset point rP
-5...99.9 mbar -2.01...40.09 inH2O -0.5...9.99 kPa
Analogue start point
-5...80 mbar -2.01...32.12 inH2O -0.5...8 kPa
Analogue end point
15...100 mbar 6.02...40.15 inH2O 1.5...10 kPa
Min. difference between SP and rP
0.2 mbar 0.06 inH2O 0.02 kPa
In steps of
0.1 mbar 0.01 inH2O 0.01 kPa
Factory setting
SP1 =25 mbar rP1 = 23 mbar
SP2 = 75 mbar rP2 = 73 mbar
ASP = 0 mbar AEP = 100 mbar
dAP = 2.00 s dAA =2.00 s
Temperature monitoring
Measuring range
-25...150 °C -13...302 °F
Accuracy / deviations
Notes on the accuracy / deviation for further details see section Diagrams and graphs
Switch point accuracy [% of the span] < ± 0,5; (DIN EN IEC 62828-1; Turn down 1:1)
Repeatability [% of the span] < ± 0,2; (with temperature fluctuations < 10 K; Turn down 1:1)
Characteristics deviation [% of the span] < ± 0,5; (DIN IEC EN 62828-1 incl. zero point and span error, non-linearity, hysteresis; Turn down 1:1)
Linearity deviation [% of the span] < ± 0,25; (Turn down 1:1)
Hysteresis deviation [% of the span] < ± 0,2; (Turn down 1:1)
Long-term stability [% of the span] < ± 0,1; (Turn down 1:1; per year)
Total deviation over temperature range
Temperature range total deviation
-25...15 °C Characteristics deviation ± 0,15 % der Spanne / 10 K
15...80 °C Characteristics deviation
80...150 °C Characteristics deviation ± 0,2 % der Spanne / 10 K
Temperature monitoring
Accuracy [K] ± 2,5+ (0,08 x ( Umgebungstemperatur - Mediumtemperatur ))
Repeatability [K] ± 0,2
Resolution [K] 0.2
Response times
Damping process value dAP [s] 0...99.99
Damping for the analogue output dAA [s] 0...99.99
2-wire
Step response time analogue output [ms] 30
3-wire
Min. response time of switching output (dAP) [ms] 3
Step response time analogue output [ms] 7
Temperature monitoring
Dynamic response T05 / T09 [s] < 35 / < 135; (DIN EN 60751 water ; > 0,9 m/s)
Interfaces
Communication interface IO-Link
Transmission type COM2 (38,4 kBaud)
IO-Link revision 1.1
SDCI standard IEC 61131-9
Profiles Identification and Diagnosis (0x4000), Measurement Data Channel (0x800A)
SIO mode yes
Required master port type A
Min. process cycle time [ms] 5.6
IO-Link resolution pressure [mbar] 0.005
IO-Link resolution temperature [K] 0.2
IO-Link process data (cyclical)
function bit length
pressure 32
temperature 32
device status 4
binary switching information 2
IO-Link functions (acyclical) application specific tag; internal temperature; operating hours counter; switching cycles counter; Pressure peak counter
Supported DeviceIDs
Type of operation DeviceID
Default 1158 d
Operating conditions
Ambient temperature [°C] -25...80
Storage temperature [°C] -40...100
Protection IP 67; IP 68; IP 69K
Tests / approvals
EMC
DIN EN 61326-1
Shock resistance
DIN EN 60068-2-27 50 g (11 ms)
Vibration resistance
DIN EN 60068-2-6 20 g (10...2000 Hz)
MTTF [years] 214
Note on approval
factory certificate available as download at www.factory-certificate.ifm
Mechanical data
Weight [g] 356
Materials stainless steel (1.4404 / 316L); FKM; PTFE; PBT; PEI; PFA
Materials (wetted parts) ceramics (99.9 % Al2O3); stainless steel (1.4435 / 316L); surface characteristics: Ra < 0,4 / Rz 4; PTFE
Min. pressure cycles 100 million
Tightening torque [Nm] 35
Process connection threaded connection G 1 external thread Aseptoflex Vario
Displays / operating elements
Display
Display unit LED, green
switching status LED, yellow
function display alphanumeric display, 4-digit
measured values alphanumeric display, 4-digit
Display unit mbar; kPa; inH2O
Remarks
Pack quantity 1 pcs.
Electrical connection
Connection Connector: 1 x M12; coding: A; Contacts: gold-plated
Diagrams and graphs

X temperature
Y total deviation
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — PI1789-00 — 05.08.2022 —

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