IFM PN72 Series Operating Instructions Manual
IFM PN72 Series Operating Instructions Manual

IFM PN72 Series Operating Instructions Manual

Electronic pressure sensor
Table of Contents

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Operating instructions
Electronic pressure sensor
UK
PN72xx
PN73xx
PN76xx

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Table of Contents
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Summary of Contents for IFM PN72 Series

  • Page 1 Operating instructions Electronic pressure sensor PN72xx PN73xx PN76xx...
  • Page 2: Table Of Contents

    Contents 1 Preliminary note ���������������������������������������������������������������������������������������������������3 1�1 Symbols used ������������������������������������������������������������������������������������������������3 2 Safety instructions �����������������������������������������������������������������������������������������������4 3 Functions and features ����������������������������������������������������������������������������������������4 3�1 Applications ���������������������������������������������������������������������������������������������������5 4 Function ���������������������������������������������������������������������������������������������������������������6 4�1 Operating modes �������������������������������������������������������������������������������������������7 4�2 Communication, parameter setting, evaluation ���������������������������������������������8 4�3 Switching function ������������������������������������������������������������������������������������������8 4�4 IO-Link ���������������������������������������������������������������������������������������������������������10 4�4�1 General information ����������������������������������������������������������������������������10 4�4�2 Functions that are only available via IO-Link communication �������������10 5 Installation����������������������������������������������������������������������������������������������������������...
  • Page 3: Preliminary Note

    9�5�4 Reset all parameters to factory setting �����������������������������������������������22 9�5�5 Set colour change of the display �������������������������������������������������������23 9�5�6 Graphical depiction of the colour change of the display ���������������������24 9�6 Diagnostic functions ������������������������������������������������������������������������������������27 9�6�1 Read min/max values for the system pressure ����������������������������������27 9�6�2 Reading the overload processes ��������������������������������������������������������27 10 Operation ���������������������������������������������������������������������������������������������������������27 10�1 Read set parameters ���������������������������������������������������������������������������������27...
  • Page 4: Safety Instructions

    2 Safety instructions • The device described is a subcomponent for integration into a system� - The manufacturer is responsible for the safety of the system� - The system manufacturer undertakes to perform a risk assessment and to create a documentation in accordance with legal and normative requirements to be provided to the operator and user of the system�...
  • Page 5: 3�1 Applications

    3.1 Applications Type of pressure: relative pressure pressure rating Bursting Order no. Measuring range (max. permissible overload pressure pressure* Pressure sensors with internal thread 1/4- 18 NPT PN7270 0���5800 0���400 11580 24650 1700 PN7271 0���3625 0���250 7250 17400 1200 PN7292** 0���1450 0���100 4350...
  • Page 6: Function

    Avoid static and dynamic overpressure exceeding the specified overload pressure by taking appropriate measures� The indicated bursting pressure must not be exceeded� Even if the bursting pressure is exceeded only for a short time, the unit may be destroyed� ATTENTION: Risk of injury! The units are vacuum resistant�...
  • Page 7: 4�1 Operating Modes

    PN7209, PN7300, PN7302, PN7303, PN7304� Applications To ensure compatibility to old devices if sensors are replaced� Designation IODD IO Device Description - IODD: At www�ifm�com in the download area of the corresponding old device� Operating mode 2 Description Operating mode on delivery�...
  • Page 8: 4�2 Communication, Parameter Setting, Evaluation

    Manual operating mode selection, see (→ 9.2), selection of the operating mode via IO-Link interface see → Additional document: Selection of the operating mode, at www.ifm.com. 4.2 Communication, parameter setting, evaluation • Switching signal for system pressure limit OUT1 (pin 4) •...
  • Page 9 • Hysteresis function / normally closed: [OUx] = [Hnc] (→ fig. 1. 1). First the set point (SPx) is set, then the reset point (rPx)� The hysteresis defined remains even if SPx is changed again� • Window function / normally open: [OUx] = [Fno] (→ fig. 2). •...
  • Page 10: 4�4 Io-Link

    IO-Link hardware and software can be found at www�ifm�com� 4.4.2 Functions that are only available via IO-Link communication • HIPC: number of overload processes (→ 9.6.2)�...
  • Page 11: Installation

    5 Installation Before installing and removing the unit: Make sure that no pressure is applied to the system� ► Insert the unit in a suitable process connection� ► Tighten firmly� • Recommended tightening torque for ¼ - 18 NPT thread: 2���3 turns, after tightening by hand, turn further�...
  • Page 12: Electrical Connection

    6 Electrical connection The unit must be connected by a qualified electrician� The national and international regulations for the installation of electrical equipment must be adhered to� Voltage supply according to EN 50178, SELV, PELV� ► Disconnect power� ► Connect the unit as follows: Core colours black OUT2...
  • Page 13: Operating And Display Elements

    7 Operating and display elements 1 to 8: Indicator LEDs LED 1 Switching status OUT1 (on if output 1 is switched)� LED 8 Switching status OUT2 (on if output 2 is switched)� LEDs System pressure in the indicated unit of measurement� 2 - 7 9: [Enter] button [●] - Selection of the parameters and acknowledgement of the parameter values�...
  • Page 14: Menu

    8 Menu 8.1 Menu structure: main menu Menu items highlighted in grey e�g� [ FH1 ] are only active when assigned parameters have been selected�...
  • Page 15: 8�2 Explanation Of The Menu

    8.2 Explanation of the menu 8.2.1 Explanation of menu level 1 SPx/rPx Upper / lower limit value for system pressure at which OUTx switches with hysteresis setting� SPx/rPx is displayed if the parameter [Hno] or [Hnc] for OUTx was set in the extended functions "EF" menu� FHx/FLx Upper / lower limit value for system pressure at which OUTx switches with window setting�...
  • Page 16: Parameter Setting

    9 Parameter setting During parameter setting the unit remains in the operating mode� It continues its monitoring functions with the existing parameters until the parameter setting has been completed� 9.1 Parameter setting in general 3 steps must be taken for each parameter setting: Select parameter ►...
  • Page 17 If [C�Loc] is displayed when an attempt is made to modify a parameter value, an IO-Link communication is active (temporary locking)� If [S�Loc] is displayed, the sensor is permanently locked via software� This locking can only be removed with a parameter setting software� •...
  • Page 18 For unlocking: ► Press [▲] + [▼] simultaneously for 10 s� > [uLoc] is displayed� 10 s On delivery: not locked� • Timeout: If no button is pressed for 30 s during parameter setting, the unit returns to the operating mode with unchanged values� •...
  • Page 19: 9�2 Define Operating Mode (Optional)

    9.2 Define operating mode (optional) ► Select [CMPT] and set the required operating mode - [1] = operating mode 1 - [2] = operating mode 2 - [3] = operating mode 3 Description of the operating modes, see (→ 4.1) If IO-Link is used, an IODD that corresponds with the operating mode must be used�...
  • Page 20: 9�4 Set Output Signals

    9.4 Set output signals 9.4.1 Set output functions ► Select [ou1] and set the switching function: - [Hno] = hysteresis function/normally open - [Hnc] = hysteresis function/normally closed - [Fno] = window function/normally open - [Fnc] = window function/normally closed, - [OFF] = output off�...
  • Page 21: 9�5 User Settings (Optional)

    If operating mode 1 is used, the delay time will not behave as described here� Refer to the operating instructions of the old device for details: → www�ifm�com For this unit, the assignment of the parameters [dSx] and [drx] to the set and reset points is strictly designed according to the VDMA guideline�...
  • Page 22: 9�5�2 Set Output Logic For The Switching Outputs

    9.5.2 Set output logic for the switching outputs ► Select [P-n] and set [PnP] or [nPn]� 9.5.3 Set damping for the switching signal ► Select [dAP] and set the damping constant in seconds value: 63 %); setting range 0�000���4�000 s� Damping [dAP] affects the switch point / process data flow (IO-Link communication) and the display�...
  • Page 23: 9�5�5 Set Colour Change Of The Display

    9.5.5 Set colour change of the display ► Select [coLr] and set the function: - [rEd] = display colour red (independent of the measured value)� - [GrEn] = display colour green (independent of the measured value)� - [r1ou] = display colour red when OUT1 switches� - [G1ou] = display colour green when OUT1 switches�...
  • Page 24: 9�5�6 Graphical Depiction Of The Colour Change Of The Display

    9.5.6 Graphical depiction of the colour change of the display Display colour change for the parameters Display colour change for the parameters [r1ou] / [r2ou], mode hysteresis function [G1ou] / [G2ou], mode hysteresis function OUT1/ OUT1/ OUT2 OUT2 Measured value > switch point OUT1/OUT2; Measured value >...
  • Page 25 Display colour change for the parameter Display colour change for the parameter [r-12], mode hysteresis function [G-12], mode hysteresis function OUT2 OUT2 OUT1 OUT1 Measured value between OUT1 and OUT2; Measured value between OUT1 and OUT2; Display = red Display = green Display colour change for the parameter Display colour change for the parameter [r-12], mode window function...
  • Page 26 Display colour change with parameter [r-cF] Display colour change with parameter [G-cF] independent of OUT1 / OUT2 independent of OUT1 / OUT2� Measured value between cFL and cFH; Measured value between cFL and cFH; Display = red Display = green Colour change display green Colour change display red Initial value of the measuring range...
  • Page 27: 9�6 Diagnostic Functions

    9.6 Diagnostic functions 9.6.1 Read min/max values for the system pressure ► Select [Hi] or [Lo] and press [●] briefly. [HI] = maximum value, [Lo] = minimum value� Delete memory: ► Select [HI] or [Lo]� ► Press [▲] or [▼] and keep pressed until [----] is displayed. ►...
  • Page 28: 10�2 Self-Diagnostics / Fault Indications

    10.2 Self-diagnostics / fault indications The unit has many self-diagnostic options� • It monitors itself automatically during operation� • Warnings and faults are displayed (even if the display is deactivated), in addition they are available via IO-Link� Fault / warning Corrective measures PARA F Parameter setting outside the...
  • Page 29: Technical Data

    Fault / warning Corrective measures W Process value too high ► Check / reduce system (measuring range exceeded)� pressure / select unit with corresponding measuring range� W Process value too low ► Check / increase system (value below measuring pressure / select unit with range)�...
  • Page 30: 11�1�2 Setting Ranges In Operating Mode 3

    rP / SP cFL / cFH ΔP Setting range min� distance Setting range min� distance 5…1450 0…1450 PN7292 PN7392 0�5…100 0�5 0…100 0�5 0�5 PN7692 0�05…10 0�05 0…10 0�05 0�05 2…362 0…362 PN7293 0�1…25 0�2 0…25 0�2 0�1 PN7693 0�01…2�5 0�02 0…2�5 0�02...
  • Page 31 rP / SP cFL / cFH ΔP Setting range min� distance Setting range min� distance 12…3626 0…3626 PN7271 1…250 0…250 PN7671 0�1…25 0�2 0…25 0�2 0�1 5…1450 0…1450 PN7292 PN7392 0�3…100 0�5 0…100 0�5 0�1 PN7692 0�03…10 0�05 0…10 0�05 0�01 1…363 0…363...
  • Page 32: 11�2 Further Technical Data

    11.2 Further technical data Further technical data and scale drawing at: www�ifm�com� 12 Factory setting Factory setting User setting 25% MEW* 23% MEW* 75% MEW* 73% MEW* 0.06 colr HIPS** CMPT final value of the measuring range, (MAW) initial value of the measuring range...
  • Page 33 More information at www�ifm�com...

Table of Contents