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Summary of Contents for IFM Electronic efector 500 PI00 A Series
- Page 1 Operating instructions Electronic pressure sensor PI00xA...
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Page 2: Table Of Contents
Contents 1 Preliminary note3 1 Symbols used 3 2 Safety instructions 3 3 Functions and features 4 31 Applications 4 4 Function 4 41 Processing of the measured signals 4 42 Pressure monitoring / switching function 4 43 Pressure monitoring/ analogue function 5 44 Diagnostic function 7 5 Installation 8 6 Electrical connection10... - Page 3 10 Operation 19 101 Read the set parameter values 19 102 Fault indication 19 103 Cleaning of the filter cover 20 11 Scale drawing 21 12 Technical data 21 121 Setting ranges 23 13 Factory setting 24 1 Preliminary note 1.
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Page 4: Functions And Features 4
3 Functions and features The pressure sensor detects the system pressure of machines and installations 3.1 Applications Type of pressure: relative pressure Permissible Order no. Measuring range Bursting pressure overload pressure PI003A -125 -1443627 1 450 5 070 mbar PI008A -124250 -018362 PI009A... -
Page 5: 43 Pressure Monitoring/ Analogue Function 5
First the set point (SP1) is set, then the reset point (rP1) at the requested distance • Window function / normally open: [OU1] = [Fno] (→ fig. 2). • Window function / normally closed: [OU1] = [Fnc] (→ fig. 2). The width of the window can be set by means of the distance between SP1 and rP1 SP1 = maximum value, rP1 = minimum value P = system pressure;... - Page 6 Current output Factory setting Measuring range scaled I [mA] I [mA] P = system pressure, MAW = initial value of the measuring range, MEW = final value of the measuring range : [OU2] = [I]; : [OU2] = [InEG] The output signal is between 4 and 20 mA ([OU2] = [I]) or between 20 and 4 mA ([OU2] = [InEG]) It is also indicated: • System pressure above the measuring range: - output signal >...
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Page 7: 44 Diagnostic Function 7
Voltage output Factory setting Measuring range scaled U [V] U [V] P = system pressure, MAW = initial value of the measuring range, MEW = final value of the measuring range : [OU2] = [U]; : [OU2] = [UnEG] The output signal is between 0 and 10 V ([OU2] = [U]) or between 10 and 0 V ([OU2] = [UnEG]) in the set measuring range It is also indicated: • System pressure above the measuring range:... -
Page 8: Installation 8
5 Installation Ensure that no pressure is applied to the installation while mounting or removing the sensor Please note: Display „0%“ does not mean that the system is free of pressure! Horizontal mounting recommended for high medium temperatures ► Slightly grease the thread of the sensor using a lubricating paste which is suitable and approved for the application... - Page 9 Mounting ► Slightly grease the contact areas between the sensor and adapter using a lubricating paste which is suitable and approved for the application ► Screw the unit into the adapter (A) until it is hand-tight (fig 1) Do not damage the sealing chamfers ►...
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Page 10: Electrical Connection10
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 to EN50178, SELV, PELV ► Disconnect power ► Connect the unit as follows: OUT1 p-switching OUT1 n-switching 2: OUT2... -
Page 11: Operating And Display Elements
7 Operating and display elements 3 4 5 6 Mode/Enter 1 to 8: Indicator LEDs - LED 1 to LED 6 = system pressure in unit of measurement as indicated on the label LEDs 5 to 6 not used for units with 3 adjustable units of measurement - LED 7 not used - LED 8 = switching state of the output (LED lights if output 1 is switched) 9: Alphanumeric display, 4 digits... -
Page 12: Menu12
8 Menu 8.1 Menu structure... - Page 13 8.2 Menu explanation SP1/rP1 Maximum / minimum value for system pressure, at which output 1 changes its switching status Output function for OUT1: • Switching signal for the limit values: hysteresis function [H ] or window function [F ], normally open [ no] or normally closed [ nc] each • Diagnostic signal [dESI] Output function for OUT2: • Analogue signal for the current system pressure: 420 mA [I], 204 mA...
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Page 14: Parameter Setting 14
9 Parameter setting During the parameter setting process the unit remains in the operating mode It continues its monitoring function with the existing parameters until parameter set- ting has been terminated 9.1 Parameter setting general Each parameter setting requires 3 steps: Selecting parameter ►... - Page 15 ► Press [Set] and keep it pressed until the valid code no is displayed ► Press [Mode/Enter] briefly Delivery by ifm electronic: no access restriction • Locking / unlocking The unit can be locked electronically to prevent unintentional wrong settings ►...
- Page 16 9.2 Configuring the display (optional) ► Select [Uni] and set the unit of measurement: - [bAr], [mbAr], - [MPA], [kPA], - [PSI], - [InHO] (only PI008A, PI009A), - [mWS] (only PI009A), - [mmWS] (only PI008A) ► Select [SELd] and set the display mode: - [P]: Pressure in the unit set in Uni - [P%]: percentage value (pressure in % of the set scaling of the analogue output The following applies: 0% = ASP value;...
- Page 17 9.3.2 Setting the switching limits ► Select [SP1] and set the value at which OUT1 switches ► Select [rP1] and set the value at which OUT1 switches back rP1 is always lower than SP1 The unit only accepts values which are lower than SP1 9.3.3 Scaling the analogue value ►...
- Page 18 9.4 User settings (optional) 9.4.1 Zero-point calibration ► Select [COF] and set a value between -5% and 5% of the final value of the measuring range The internal measured value “0” is shifted by this amount As an alternative: Automatic adaptation offset (setting range 0 bar ±5%); eg in the event of a deviation of the mounting location of the sensor and the zero point level for level measurement ►...
- Page 19 9.5 Service functions 9.5.1 Reading the min./max. values for the system pressure ► Select [HI] or [LO], press [Set] briefly [HI] = maximum value, [LO] = minimum value Delete memory: ► Select [HI] or [LO] ► Press [SET] until [----] is displayed ►...
- Page 20 10.3 Cleaning of the filter cover If viscous and residues producing media clog the filter cover of the sen- sor (and thus reduce the measuring accuracy slightly), you can clean it ► Unscrew the filter cover (B) (use a pair of pliers with plastic-covered jaws for this) ►...
- Page 21 11 Scale drawing 50,5 20° 25,4 Dimensions are in millimeters 1: display 2: LED’s 3: programming button 12 Technical data Operating voltage [V] 1832 DC Current consumption [mA] < 50 Current rating [mA] 250 Short-circuit / reverse polarity / overload protection, integrated watchdog Voltage drop [V] <...
- Page 22 Accuracy / deviation (in % of the span) - Characteristics deviation (linearity incl hysteresis and repeatability) < ± 02 - Linearity < ± 015 - Hysteresis < ± 015 - Repeatability (with temperature fluctuations < 10 K) < ± 01 - Long-term stability (in % of the span per year)<...
- Page 23 12.1 Setting ranges SP1 / SP2 rP1 / rP2 ΔP -096 2500 -100 2496 -100 1874 524 2500 002 -138 3627 -144 3621 -144 2718 762 3627 MPa -0096 2500 -0100 2496 -0100 1874 0524 2500 0002 mbar -120 2500 -124 2496 -124...
- Page 24 13 Factory setting Factory setting User setting 25% VMR* 23% VMR* ASP / tASP 0% VMR* AEP / tAEP 100% VMR* COF / tCOF bAr / mbAr SELd * = the indicated percentage of the final value of the measuring range of the corresponding sensor in bar / mbar is set (for PI009A the percentage of the span) VMR = final value of the measuring range More information at wwwifmcom...
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