background image

 

 

 

 

Operating Instruction 

for 

Electronic Pressure Switch 

 

Model: PDD 

 

 

 
 
 
 

Summary of Contents for PDD Series

Page 1: ...Operating Instruction for Electronic Pressure Switch Model PDD ...

Page 2: ...10 Main Menu Options 13 10 1 Switch point 13 10 2 Hysteresis 13 10 3 Window point Duo point only PDD 1 and PDD 2 13 10 4 Switching behaviour 14 10 5 Filter 15 10 6 Time response 15 10 7 Contact type 15 10 8 Set up start point 16 10 9 Code 16 11 Maintenance 16 12 Technical Information 17 13 Order Codes 18 14 Dimensions 19 15 EU Declaration of Conformance 20 Manufactured and sold by Kobold Messring ...

Page 3: ... 3 Instrument Inspection Instruments are inspected before shipping and sent out in perfect condition Should damage to a device be visible we recommend a thorough inspection of the delivery packaging In case of damage please inform your parcel service forwarding agent immediately since they are responsible for damages during transit Scope of delivery The standard delivery includes Electronic Pressu...

Page 4: ...tion The pressure tappings should be prepared according to the following specification for the screw in holes For the purpose of sealing disc sealing DIN 16 258 or profile sealing may be an adequate choice The correct torque depends on the material and the form of the seal and the pressure connection of the pressure sensor The mounting place should be free from strong vibrations and radiant heat T...

Page 5: ... plug as shown below Matching couplings with different cable lengths are available optionally Attention Incorrect wiring will lead to damage of the unit s electronics Plug connections Plug Accessories Plug Plug with cable ZUB KAB 12K002 PDD 1 PDD 2 not connected not connected 24 VDC 24 VDC PNP Output NPN Output 0 V GND 0 V GND 0 V GND 0 V GND PDD 5 PDD 7 PNP Output 1 NPN Output 1 24 VDC 24 VDC PNP...

Page 6: ...g operation at high temperatures the surface and the elements within the unit may become very hot Connect the pressure switch according to the figure shown on the previous page and supply the device with the specified voltage After switching the unit on the measuring range full scale is displayed for 3 seconds ...

Page 7: ...199 0 000 Window point duo only PDD 1 2 Switch point 999 inactive Filter Filt 1 2 4 8 16 32 64 1 Time response dS1 dS2 dr1 dr2 PDD 5 7 dSE drE PDD 1 2 0 0 99 5 sec 0 0 Contact type Con Co1 Co2 N O or N C contact N O contact Zero point S A Start adjust 000 is adjusted Code CCo change code 000 999 000 3 sec Normal Mode Any time or 20 sec Without pressing any key Next level Change value Press 3 sec s...

Page 8: ...t SPo press key in order to go to Parameter set up The following flow diagram shows the sequence of steps required to change a single parameter from main menu option 1 Set position 2 Set position 3 Set position Adjust decimal point Save selected value or set new value To next main menu option ...

Page 9: ...PDD 1x and PDD 2x Contact type N O contact N C contact Save Off Delay Setting parameter Setting parameter On Delay Duo Point Setting parameter Hysteresis Setting parameter Switch pt 1 Setting parameter Code input 3 sec Code Setting parameter ...

Page 10: ...PDD Page 10 PDD K04 0217 Seite 2 von 2 Change code Setting parameter Setting parameter Set up Startpoint 7sec Filter 7 levels Setting parameter 1 2 4 64 ...

Page 11: ...e 11 9 3 Set up for PDD 5x and PDD 7x Setting parameter On Delay 2 On Delay 1 Setting parameter Setting parameter Hysteresis 2 Hysteresis 1 Switch pt 2 Setting parameter Switch pt 1 Code input 3 sec Code Setting parameter ...

Page 12: ...217 Change code Setting parameter Setting parameter Set up Startpoint Filter 7 levels N O contact N C contact Save Contact type 1 N O contact N C contact Save Setting parameter Off Delay 2 Setting parameter Off Delay 1 7sec ...

Page 13: ...The switch will become active at and above 100 bar when the indicated value goes up and will become inactive at 97 5 bar when the value goes down 10 3 Window point Duo point only PDD 1 and PDD 2 Apart from the switch point a window point duo can be defined It must be larger than the switch point With both the window point and the switch point set the measured value can be monitored within a certai...

Page 14: ...itch point or falling short of the window point It opens only again after exceeding the window point plus the hysteresis or falling below the switch point minus the hysteresis An LED signals the switching status of the pressure switch time t Display bar C Switching pt Hysteresis LED ON time t Display bar C Switching pt Hysteresis LED ON Hysteresis Window point LED ON only PDD 1 and PDD 2 ...

Page 15: ... value is directly indicated in the display 10 6 Time response Using the menu items dS1 dS2 dr1 and dr2 PDD 5 7 and respectively dSE and drE PDD 1 2 it is possible to set the switch on delay delay set and the switch off delay delay reset The delay set causes delayed switching of the output if the switching point is exceeded The delay reset causes a delayed resetting of the output when falling shor...

Page 16: ...device against unauthorised changes to the other parameters If the code is different from 000 the user must input the previously set code first in order to make any changes in the set up mode Please note that if the customer code has been lost the unit has to be returned to the manufacturer for reprogramming 11 Maintenance The device is maintenance free when used as described under Intended Applic...

Page 17: ...er pressure 3 times measuring range 60 bar 2 times measuring range 250 bar 1 5 times measuring range 400 bar Supply voltage 24VDC 20 Power consumption approx 100 mA without switching output Electr connection plug M12x1 Switching output semiconductor PNP or NPN short circuit proof max 300 mA Contact N O or N C window programmable Switching point adjustment programmable via 2 buttons Output indicato...

Page 18: ... 4 R4 G 1 2 N2 1 4 NPT N4 1 2 NPT C315 1 0 bar B025 0 1 bar B035 0 1 6 bar B045 0 2 5 bar B055 0 4 bar B065 0 6 bar B075 0 10 bar B085 0 16 bar A095 0 25 bar A105 0 40 bar A115 0 60 bar A125 0 100 bar A135 0 160 bar A145 0 250 bar A155 0 400 bar Additional Electrical connection Description Model M12x1 socket with terminal M12x1 socket with 2 m cable M12x1 socket with 5 m cable M12x1 socket with Qu...

Page 19: ...PDD PDD K04 0217 Page 19 14 Dimensions Info The suitable M12x1 socket with 2m cable for the M12x1 plug can be obtained with the order code ZUB KAB 12K002 Illustration with socket ...

Page 20: ...n conformity with the standards noted below EN 61326 1 2013 Electrical equipment for measurement control and laboratory use EMC requirements Part 1 General requirements EN 61010 1 2011 Safety requirements for electrical equipment for measurement control and laboratory use Part 1 General requirements Also the following EC guidelines are fulfilled 2014 30 EU EMC Directive 2011 65 EU RoHS Hofheim 21 ...

Reviews: