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9

UK

7  Operating and display elements

 

       

 

1 to 8: Indicator LEDs

 -LED 1 to LED 6 = system pressure in unit of measurement as indicated on the label�

 -LEDs 4 to 6 not used for units with 3 adjustable units of measurement�

 -LEDs 5 and 6 not used for units with 4 adjustable units of measurement�

 -LED 7, LED 8 = switching state of the respective output�

9: Alphanumeric display, 4 digits

 -Indication of the current system pressure�

 -Indication of the parameters and parameter values�

10: Set pushbutton

 -Setting of the parameter values (scrolling by holding pressed, incremental by pressing 

briefly)�

11: Mode/Enter pushbutton

 -Selection of the parameters and acknowledgement of the parameter values�

Summary of Contents for PY2954

Page 1: ...Operating instructions Combined pressure sensor PY2954 UK 80007012 00 12 2013 ...

Page 2: ...9 2 1 Setting the output function 14 9 2 2 Setting the switching limits 14 9 2 3 Scaling the analogue value 14 9 3 User settings optional 15 9 3 1 Setting the unit of measurement for the system pressure 15 9 3 2 Configuring the display 15 9 3 3 Zero point calibration 15 9 3 4 Setting the delay time for the switching outputs 15 9 3 5 Setting the output polarity 16 9 3 6 Setting the damping for the ...

Page 3: ...ction result Designation of buttons switches or indications Cross reference Important note Non compliance can result in malfunctions or interference 10 2 Fault indication 17 11 Technical data and scale drawing 17 11 1 Setting ranges 17 12 Factory setting 18 ...

Page 4: ...rantee the correct condition of the device for the operating time it is necessary to use the device only for media to which the wetted materials are sufficiently resistant Technical data sheet The responsibility whether the measurement devices are suitable for the respective application lies with the operator The manufacturer assumes no liability for consequences of misuse by the operator Improper...

Page 5: ...ed bursting pressure must not be exceeded Even if the bursting pressure is exceeded only for a short time the unit can be destro yed NOTE Risk of injury Pressure Equipment Directive PED The units comply with section 3 ar ticle 3 of the Directive 97 23 EC and are designed and manufactured for media of fluid group 2 stable gases and non superheated liquids in accordance with the sound engineering pr...

Page 6: ...g 2 Window function normally closed OUx Fnc fig 2 The width of the window can be set by means of the distance between SPx and rPx SPx maximum value rPx minimum value 1 2 P system pressure HY hysteresis FE window 4 3 Analogue function OU2 defines whether the set measuring range is provided as a 4 20 mA signal OU2 I or a 0 10 V signal OU2 U The analogue start point ASP determines at which measured v...

Page 7: ...o indicated System pressure above the measuring range output signal 10 V Current output 4 20 mA Factory setting Measuring range scaled P system pressure MEW final value of the measuring range In the set measuring range the output signal is between 4 and 20 mA Also signalled System pressure above the measuring range output signal 20 mA System pressure below the measuring range output signal 4 3 8 m...

Page 8: ...tional 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 2 x p switching 2 x n switching L L 3 4 2 1 BU BK WH BN 2 OUT2 4 OUT1 L L 3 4 2 1 BU BK WH BN 2 OUT2 4 OUT1 1 x p switching 1 x analogue 1 x n switching 1 x analogue L L 3 4 2 1 BU BK WH BN 2 OUT2 4 OUT1 L L 3 4 2 1 BU...

Page 9: ...for units with 4 adjustable units of measurement LED 7 LED 8 switching state of the respective output 9 Alphanumeric display 4 digits Indication of the current system pressure Indication of the parameters and parameter values 10 Set pushbutton Setting of the parameter values scrolling by holding pressed incremental by pressing briefly 11 Mode Enter pushbutton Selection of the parameters and acknow...

Page 10: ...10 8 Menu 8 1 Menu structure ...

Page 11: ...ch Analogue signal for the current system pressure 4 20 mA I or 0 10 V U ASP Analogue start point for the system pressure measured value at which 4 mA or 0 V are output AEP Analogue end point for the system pressure measured value at which 20 mA or 10 V are output EF Extended functions Opening menu level 2 HI Maximum value memory for the system pressure LO Minimum value memory for the system press...

Page 12: ...he value is to be reduced Let the display move to the maximum setting value Then the cycle starts again at the minimum setting value 3 Acknowledgement of the parameter value Press Mode Enter briefly The parameter is displayed again The new setting value is stored Setting of other parameters Start again with step 1 Finishing the parameter setting Press Mode Enter several times until the current mea...

Page 13: ... EF button If menu level 2 is protected by an access code the input field for the code no is activated Enter valid code no Locking unlocking The unit can be locked electronically to prevent unintentional wrong settings Make sure that the unit is in the normal operating mode Press Mode Enter Set for 10 s Loc is displayed During operation Loc is briefly displayed if you try to change parameter value...

Page 14: ...Fnc window function normally closed I current signal proportional to the pressure 4 20 mA U voltage signal proportional to the pressure 0 10 V 9 2 2 Setting the switching limits Select SP1 SP2 and set the value at which the output switches Select rP1 rP2 and set the value at which the output switches back rPx is always lower than SPx The unit only accepts values which are lower than SPx 9 2 3 Scal...

Page 15: ... hold rd1 rd2 rd3 rPh Display like d1 d2 d3 Ph rotated by 180 OFF The display is deactivated in the operating mode 9 3 3 Zero point calibration Select COF and set a value between 5 and 5 of the final value of the measuring range for PN2009 and PN2069 5 of the span The internal measured value 0 is shifted by this amount Resets the calibration set by COF to the value set at the factory Press Mode En...

Page 16: ...frequency and dAP fmax 1 2dAP 9 3 7 Setting the damping for the analogue output Select dAA set value between 0 01 4 00 s at 0 00 dAA time is not active dAA value response time between pressure change and change of the switching status in seconds s dAA affects the IO Link process data 9 4 Service functions 9 4 1 Reading the min max values for the system pressure Select HI or LO press Set briefly HI...

Page 17: ...ad pressure measuring range exceeded UL underpressure range measuring range below the minimum value SC1 short circuit in OUT1 SC2 short circuit in OUT2 SC short circuit in both switching outputs The output concerned is switched off as long as the short circuit exists This faults are indicated even if the display is deactivated 11 Technical data and scale drawing Technical data and scale drawing at...

Page 18: ...P2 73 VMR ASP 1 bar AEP 100 VMR COF 0 dS1 0 0 dr1 0 0 dS2 0 0 dr2 0 0 P n PnP dAP 0 06 dAA 0 10 diS d2 Uni bAr mbAr the indicated percentage of the final value of the measuring range of the corresponding sensor in bar mbar is set VMR final value of the measuring range More information at www ifm com ...

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