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17

UK

Operation

10 

After power on of the supply voltage the unit is in the Run mode (= normal operati-

on)� It carries out its measurement and evaluation functions and generates output 

signals according to the set parameters�

Operation indicatin → chapter 7 Operating and display elements.

Read the set parameter values

10.1 

Press [Mode/Enter] until the requested parameter is displayed�

 

Press [Set] briefly�

 

The unit displays the corresponding parameter value for about 15 s� After 

 

>

another 15 s the unit returns to the Run mode�

Fault indication

10.2 

[OL]

Overload pressure (measuring range exceeded)�

[UL]

Underpressure range (measuring range below the minimum value)�

[Err]

Internal fault, invalid input (indicated even if the display is deactivated)�

Cleaning of the filter cover

10.3 

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)� 

Clean the cover thoroughly�

 

� �

The vent (A) should only be cleaned by skilled personnel and with utmost care�

Possible medium residues must not be compressed and pressed into the vent� 

This could clog the filter system and reduce the measuring accuracy of the 

sensor�

Screw the filter cover again tightly�

 

Summary of Contents for PI1689

Page 1: ...Operating instructions Electronic pressure sensor PI16xx 704639 00 06 2009 UK...

Page 2: ...12 9 1 Parameter setting general 12 9 2 Configuring the display optional 14 9 3 Setting the output signal 14 9 3 1 Setting the output function 14 9 3 2 Scaling the analogue value 15 9 4 User settings...

Page 3: ...sure that the product is suita ble for your application without any restrictions Non adherence to the operating instructions or technical data can lead to personal injury and or damage to property In...

Page 4: ...5 30 435 PI1699 1 000 1 000 14 5 14 5 10 145 30 435 MPa bar 10 kPa bar 100 Static and dynamic overpressures exceeding the indicated overload pres sure are to be avoided by taking appropriate measures...

Page 5: ...4 mA at InEG Minimum distance between ASP and AEP 25 of the final value of the mea suring range turn down 1 4 Factory setting Measuring range scaled P system pressure MAW initial value of the measurin...

Page 6: ...em is free of pressure Horizontal mounting recommended for high medium temperatures To monitor a tank If possible mount the sensor at the bottom of the tank 1 Do not mount near an agitator 2 a pump 3...

Page 7: ...device B fig 2 Tighten the clamping device only slightly so that the adapter does not warp Tighten the sensor using a spanner Tightening torque 20 Nm Fix the unit adapter to the process connection by...

Page 8: ...rom an isolating transformer having a secondary Listed fuse rated as noted in the following table Overcurrent protection Control circuit wire size Maximum protective device rating A AWG mm2 22 0 32 3...

Page 9: ...le units of measurement LED 7 not used LED 8 not used 9 Alphanumeric display 4 digits Indication of the current system pressure Indication of the parameters and parameter values 10 Set pushbutton Sett...

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

Page 11: ...nu level 2 Uni Standard unit of measurement for the system pressure SELd Display mode Pressure in the unit set in Uni Pressure in of the set scaling of the analogue output ASP Analogue start point for...

Page 12: ...of the parame ter bit flashes for 5 s After 5 s Setting value is changed incremental by pressing briefly or scrolling by holding pressed The numerical values are incremented continuously If the value...

Page 13: ...by ifm electronic no access restriction Locking unlocking The unit can be locked electronically to prevent unintentional wrong settings Ensure that the unit is in the normal operating mode Press Mode...

Page 14: ...rate and orientation of the display d1 Update of the measured value every 50 ms d2 Update of the measured value every 200 ms d3 Update of the measured value every 600 ms rd1 rd2 rd3 Display like d1 d2...

Page 15: ...ntly set value flashes Release Set when the display stops flashing The new set value is displayed Press Mode Enter briefly The current system pressure is defined to be the end value for the analogue s...

Page 16: ...em pressure in the selected display unit is displayed Release Set Press Mode Enter briefly to confirm the new offset value Setting the damping for the analogue signal 9 4 2 Select dAA and set value be...

Page 17: ...verload pressure measuring range exceeded UL Underpressure range measuring range below the minimum value Err Internal fault invalid input indicated even if the display is deactivated Cleaning of the f...

Page 18: ...ming button Technical data 12 Operating voltage V 20 32 DC Reverse polarity overload protection integrated watchdog Power on delay time s 0 5 Analogue output 4 20 mA 20 4 mA Max load current output 30...

Page 19: ...el 316L 1 4435 surface characteristics Ra 0 4 Rz 4 ceramics 99 9 Al2 O3 PTFE Housing materials stainless steel 316L 1 4404 PC Makrolon PBT Pocan PEI FPM Viton PTFE Protection IP 67 IP 69K Protection c...

Page 20: ...0 1 000 0 001 PI1695 bar 1 000 3 000 0 000 4 000 0 005 PSI 14 50 43 50 0 00 58 00 0 05 kPa 100 0 300 0 0 0 400 0 0 5 PI1696 bar 0 124 1 880 0 500 2 500 0 002 PSI 1 80 27 27 7 26 36 27 0 03 kPa 12 4 18...

Page 21: ...10 20 0 01 P increments Factory setting 13 Factory setting User setting OU2 I ASP tASP 0 VMR AEP tAEP 100 VMR COF tCOF 0 0 dAA 0 1 Uni bAr mbAr SELd P dis d2 the indicated percentage of the final val...

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