dpi 610 portable low pressure calibrator/indicator user
Contents
1. 0028 0000 mbar mbar CHANGE ZERO INTERNAL SENSOR PLEASE WAIT VALUE M NO WARNING TO AVOID THE APPLICATION OF TRANSIENT OVERPRESSURE PULSES TO SENSITIVE EXTERNAL SYSTEMS SQUEEZE THE HANDPUMP SLOWLY Close the pump valve and operate the handpump to pressurise or depressurise the device or system under test to just above below the required level e Adjust the output pressure to the required level by using the volume adjuster as a fine adjustment Allow a short period for the pressure to stabilise before fine trimming Note The larger the external volume the less effect the volume adjuster will have on the output pressure e Record the test result using either datalog or snapshot facility as required e Use the pump and volume adjuster to set up any additional test pressures required Recommended test pressures are Zero 10 25 5096 75 and 100 full scale on an ascending run followed by 75 50 25 10 and zero on a descending run Record the results for each test pressure Note 7o release the output pressure at any point during a test or series of tests open the vent valve Allow a few seconds for the connected system to vent With larger volume systems connected first disconnect both the reference and positive pressure lines from the calibrator and then reconnect before zeroing K264 Issue 1 6 LOW PRESSURE CALIBRATOR Calibration Calibration The calibration routines for the DPI 610 Low Pressure ca2. INTERNAL SENSOR PLEASE WAIT t NO K264 Issue 1 2 Operation LOW PRESSURE CALIBRATOR Figure B2 DPI 610LP Test Connections K264 Issue 1 LOW PRESSURE CALIBRATOR Operation Test Method Low Volume System Tests Contd e Rotate the volume adjuster clockwise anticlockwise for vacuum to set up a required test pressure Use the fine adjustment to trim the output pressure of the calibrator to exactly the required level Use the TASK key to setup the calibrator for an appropriate test e g P DISPLAY To record test data for other tasks setup the calibrator to either Datalog or Snapshot as required Refer to pages 30 or 31 of K213 Rotate the volume adjuster clockwise to set up any additional test pressures required Recommended test pressures are Zero 10 25 50 75 and 100 full scale on an ascending run followed by 75 5096 25926 1096 and zero on a descending run Note 7o release the output pressure at any point during a test or series of tests open the vent valve Allow sufficient time for the connected system to vent particularly important when larger system volumes i e 20 25 litres are connected Preparation for Use Larger Volume Systems e Setup the calibrator to record the test data using either Datalog or Snapshot facilities Refer to pages 30 or 31 of K213 Fit an appropriate pressure fitting to both the positive and negative ports using a bonded seal as shown in Figur
3. Kichijyoji Honcho Musashino Tokyo 180 Japan Tel 422 20 7123 Fax 422 20 7155 UK Druck Ltd Fir Tree Lane Groby Leicester LE6 OFH Tel 0116 231 7100 Fax 0116 231 7103 USA Druck Incorporated 4 Dunham Drive New Fairfield Connecticut 06812 USA Tel 203 746 0400 Fax 203 746 2494 K264 Issue 1 LOW PRESSURE CALIBRATOR Service Returned Goods Procedure Europe Should the instrument become unserviceable it can be returned to the Druck Service Department Please contact our Service Department either by phone or fax to obtain a Returned Goods Authorisation RGA number Please be prepared to provide the following information Product i e DPI 610 Pressure range Serial number Details of defect work to be undertaken Calibration traceability requirements Operating conditions Safety Precautions Returned Goods You must also tell us if the product has been in contact with anything hazardous or toxic and inform us of the relevant COSH references and precautions to be taken when handling Returned Goods Procedure USA Should the instrument become unserviceable it can be returned to the Druck Service Department Please contact our Service Department either by phone or fax to obtain a Returned Goods Authorisation RGA number Please be prepared to provide the following information Product i e DPI 610 Pressure range Serial number Details of defect work to be undert
4. test equipment Toxic Materials No toxic materials are employed in this equipment Repair and Maintenance The instrument must be maintained either by the manufacturer or a competent person Please refer to supplier for details of approved service agents A list of Druck subsidiaries who will be able to assist and advise is given on page 42 of K213 Software Issue This guide contains operating instructions for instruments with software DK175 Ver 2 XX This product meets the essential protection requirements of the relevant C EEC directives Further details of applied standards may be found in the product specification K264 Issue No 1 ii CONTENTS Introduction 1 Preparation for Use 2 Test Method Low Volume System Tests 3 Preparation for Use 4 Test Method Larger Volume System Tests 5 Calibration 7 Calibrate Internal Pressure Range 7 Approved Service Agents 9 Returned Goods Procedure Europe 10 Returned Goods Procedure USA 10 Associated Publications DPI 610 Portable Pressure Calibrator User Guide K213 DPI61X Portable Pressure Calibrator Calibration Instructions K235 iii K264 Issue No 1 K264 Issue No 1 LOW PRESSURE CALIBRATOR Operation Introduction This low pressure version of the DPI 610 provides both manual and pump assisted generation of pneumatic pressure For low volume sytems or devices test pressures are generated by a two stage coarse fine volume adjuster as shown in Figure B1 belo
5. DPI 610 PORTABLE LOW PRESSURE CALIBRATOR INDICATOR USER GUIDE K264 DPI 610 Low Pressure Portable Pressure Calibrator Druck Ltd 2000 This document is the property of Druck Limited and may not either in part or whole be copied or otherwise reproduced communicated in any way to third parties nor stored in any Data Processing system without the express written authority of Druck Limited i K264 Issue No 1 SAFETY The Manufacturer has designed this product to be entirely safe when operated correctly e Please pay close attention to the Safety Instructions outlined on this page and elsewhere in this manual They have been designed to protect the user from personal injury and the equipment from damage Potentially hazardous operations are indicated in the text by means of a hazard warning triangle Specific warnings relating to each section of the manual are given at the beginning of that section On the instrument this symbol indicates that the user should refer to the User Manual e Please observe the installation advice and any operational limits given in this manual This equipment must only be used for the purpose for which it was designed Electrical Safety The instrument is designed to be completely safe when used with options and accessories supplied by the manufacturer for use with the instrument Test leads Only use the test leads supplied with this instrument the test leads must not be used with any other
6. R key when applied value is stable CHANGE LL Store ve F S point VALUE e After application of the final calibration pressure the calibration results are displayed as shown below To view the second page of calibration data press MORE F1 Press ENTER complete the pressure calibration procedure CALIBRATING PRESSURE INT CALIBRATING PRESSURE INT RANGE 2 5000 mbar L RANGE 2 5000 mbar L 2 4999 2 4999 RESULTS RESULTS a 1 47115e 14 a 1 632719e 13 b 7 546076e 06 b 7 546076e 06 c 3 808651e 00 c 3 915159e 00 Applied Measured Applied Measured 2 5000 865995 0 0000 523166 1 2500 694638 1 2500 354205 0 0000 523166 2 5000 182699 Calibration complete Calibration complete Press ENTER to continue Press ENTER to continue K264 Issue 1 8 LOW PRESSURE CALIBRATOR Service Approved Service Agents Service The following are approved Service Agents for Druck Instruments FRANCE Druck SA 19 Rue Maurice Pellerin 92600 Asni res France Tel 1 41 32 34 64 Fax 1 47 93 00 48 GERMANY Druck Messtechnik GmbH Lessingstrasse 12 61231 Bad Nauheim Germany Tel 6032 35028 Fax 6032 71123 HOLLAND Druck Nederland B V Postbus 232 Zuideinde 37 2991 LJ Barendrecht The Netherlands Tel 1806 11555 Fax 1806 18131 ITALY Druck Italia Srl Via Capecelatro 11 20148 Milano Italy Tel 2 48707166 Fax 2 48705568 JAPAN Druck Japan KK Medie Corp Building 8 2 4 14
7. aken Calibration traceability requirements Operating conditions Safety Precautions Returned Goods You must also tell us if the product has been in contact with anything hazardous or toxic and inform us of the relevant COSH references and precautions to be taken when handling Important notice Service or recalibration by unauthorised sources will affect the warranty and may not guarantee future performance K264 Issue 1 10 LOW PRESSURE CALIBRATOR Notes 11 K264 Issue 1 LOW PRESSURE CALIBRATOR Notes K264 Issue 1 12
8. e B3 Ensure that both fittings are tight Wind out the volume adjuster anticlockwise to approximately half way approximately 30mm of thread showing Ensure that the vent valve is open fully anticlockwise Connect the handpump and Tee piece as shown in Fig B3 Connect the device or system under test to both the reference and the pressure port as shown Connect the ribbed arm of the double tubing to the high pressure input of the device under test Note 7o minimise temperature effects always use double tubing separating the arms of the tubing only by the minimum amount necessary to make the pressure connections See Figure B3 K264 Issue 1 4 LOW PRESSURE CALIBRATOR Operation To device system under test Tee piece inserted in positive output line Figure B3 DPI 610LP Hand Pump Connections 5 K264 Issue 1 LOW PRESSURE CALIBRATOR Operation Test Method Larger Volume System Tests e Connect the device or external system under test to the calibrator and prepare for test as detailed on Page 4 Note 7o apply a negative differential pressure connect the tee piece refer to Fig B3 to the negative port and use the handpump to apply a positive pressure to the negative port e Close the vent valve turn fully clockwise e Zero the calibrator by pressing the ZERO key The sequence is shown below TASK P DISPLAY 24V OFF TASK P DISPLAY 24V OFF TASK P DISPLAY 24V OFF DISPLAY DISPLAY DISPLAY
9. lf full scale pressure and store the half ve FS point as shown below e g CALIBRATING PRESSURE INT CALIBRATING PRESSURE INT CALIBRATING PRESSURE INT RANGE 2 5000 mbar L RANGE 2 5000 mbar L ENTER VALUE RANGE 2 5000 mbar L 243 12499 Apply half ve F S value Enter Applied Value Press ENTER key when applied value is stable CHANGE VALUE 7 K264 Issue 1 LOW PRESSURE CALIBRATOR Calibration e Apply nominally zero pressure and store the zero point as shown below e g CALIBRATING PRESSURE INT CALIBRATING PRESSURE INT CALIBRATING PRESSURE INT RANGE 2 5000 mbar L RANGE 2 5000 mbar L ENTER VALUE RANGE 2 5000 mbar L Apply nominal zero value Enter Applied Value applied value is siable 9 we a Apply fourth calibration pressure positive half full scale and store the half FS point as shown below e g CALIBRATING PRESSURE INT CALIBRATING PRESSURE INT CALIBRATING PRESSURE INT RANGE 2 5000 mbar L RANGE 2 5000 mbar L ENTER VALUE RANGE 2 5000 mbar L 12499 12499 12499 Any Ea ie ie LUN Enter Applied Value applied value is stable W EE m Apply the fifth and final calibration pressure positive full scale and store the positive FS point as shown below e g CALIBRATING PRESSURE INT CALIBRATING PRESSURE INT CALIBRATING PRESSURE INT RANGE 2 5000 mbar L RANGE 2 5000 mbar L ENTER VALUE RANGE 2 5000 mbar L 2 4999 2 4999 2 4999 Apply nominal F S value Enter Applied Value 3 Press ENTE
10. librator are as described in Druck publication No K235 with the exception of the internal pressure range The calibration procedure for the internal pressure range requires the application of five test pressures and is detailed below The general calibration procedures outlined on pages 6 and 7 of K235 should be followed for this equipment Calibrate Internal Pressure Range The following procedure should be adopted for calibrating the internal pressure range a Connect the outlet port of the instrument to a pressure standard a Allow the instrument s temperature to stabilise for a minimum of 1 hour a Switch the instrument on select SETUP and enter the SETTINGS menu Note SETUP cannot be selected from BASIC mode a Select CALIBRATION from the SETTINGS menu and enter the calibration PIN number Refer to page 8 of K235 for PIN number details a From the CALIBRATION select PRESSURE INT as shown on Page 8 of K235 a Close the vent valve and zero the instrument Note Once started the calibration procedure must be completed all 5 points e Apply ve full scale pressure and store the ve FS point as shown below e Q CALIBRATING PRESSURE INT CALIBRATING PRESSURE INT CALIBRATING PRESSURE INT RANGE 2 5000 mbar L RANGE 2 5000 mbar L ENTER VALUE RANGE 2 5000 mbar L 2 4999 2 4999 Apply ve F S value Enter Applied Value Press ENTER key when applied value is stable 25000 a Apply second calibration pressure negative ha
11. r to pages 30 or 31 of K213 Fit the an appropriate pressure fitting to both the positive and negative ports using a bonded seal as shown in Figure B2 Ensure that both fittings are tight To generate pressure start with the volume adjuster wound fully out To generate vacuum start with the volume adjuster wound fully in Ensure that the vent valve is open fully anticlockwise Connect the device or system under test to both the reference and the pressure port Connect the ribbed arm of the double tubing to the high pressure input of the device under test Note 7o minimise temperature effects always use double tubing separating the arms of the tubing only by the minimum amount necessary to make the pressure connections A typical application P DISPLAY showing test connections to a Magnehelic pressure gauge are shown in Fig B2 WARNING ENSURE THAT THE DEVICE OR SYSTEM UNDER TEST IS CAPABLE OF WITHSTANDING THE MAXIMUM DIFFERENTIAL PRESSURE THAT COULD BE APPLIED BY THE CALIBRATOR 120 OF THE CALIBRATOR S FULL SCALE PRESSURE Test Method Low Volume System Tests e Connect the device under test to the calibrator and prepare for test as detailed above Close the vent valve turn fullyclockwise Zero the calibrator by pressing the ZERO key The sequence is shown below TASK P DISPLAY 24V OFF TASK P DISPLAY 24V OFF mM man 00000 DISPLAY CHANGE VALUE 0028 0000 mbar mbar ZERO
12. w For larger volume external devices or systems an external hand operated pneumatic pump may be used to generate the required positive or negative test pressures The calibrator s output pressure is internally limited to 12096 of the full scale pressure If this pressure is exceeded for more than approximately 1 second a valve within the calibrator opens directly connecting the positive and negative pressure ports together therby relieving the excess pressure When the pressure falls to within the operational limits the valve automatically closes to allow normal operation to resume The instrument may be supplied with full scale differential output ranges of either 2 5 12 5 25 50 75 or 150 mbar This supplement should be read in conjunction with Druck Publication K213 which is supplied with the instrument All the operational features described for the standard calibrator are available on this low pressure version of the instrument Control Panel Reference Port Vent Valve Volume Adjuster Coarse g Z A M kad NA Volume Adjuster Positive Pressure Fine 4 Output Port Figure B1 DPI 610LP Calibrator Controls 1 K264 Issue 1 LOW PRESSURE CALIBRATOR Operation Preparation for Use Low Volume Systems e Use the TASK key to setup the calibrator for an appropriate test e g P DISPLAY To record test data for other tasks setup the calibrator to either Datalog or Snapshot as required Refe
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