2000 SERIES MANOMETER OPERATING INSTRUCTIONS
Contents
1. mbar PSI ae YES Pal iny oO m A BE in H k Pa cm 9M OUT OF RANGE If pressure exceeds the scale range Out will appear on the display ZEROING In order to achieve maximum accuracy it is recommended to zero the instrument in the orientation it will be used before taking any measurements Models 2000P 2001P 2002P 2003P 2007P 2008P 2020P 2021P 2022P 2023P 2027P 2028P Ensure both ports are open to atmosphere Ifindicated pressure is within 1 f s 3 for Models 2000P 2020P and 2080P of the factory calibrated zero press 0 0 key which will adjust the reading to zero Models 2080P 2081P 2082P 2083P 2084P 2087P 2088P As above but press lt key instead of the 0 0 key ATMOSPHERIC ADJUSTMENT ABSOLUTE This feature enables temporary adjustment of the indicated ambient pressure between 900mbar and 1100mbar Refer to paragraph below Models 2005P 2025P Open port to atmosphere and the instrument will indicate ambient pressure Press 0 0 key and 900mbar or the equivalent in other engineering units will appear on the display Press and hold this key The display will scroll and when required atmospheric pressure is displayed maximum 1100mbar release key The current pressure being measured will then be adjusted to the displayed reading and used for the rest of the session Note This setting will be lost when the instrument is switched off Model 2085P Press x4 key instead of 0 0 key ZEROING ABSOLUTE 2025P2. 2000 SERIES MANOMETER Dig lron www digitron co uk OPERATING INSTRUCTIONS A division of Sifam Instruments Limited Woodland Road Torquay Devon TQ2 7AY England Telephone 44 0 1803 407693 Fax 44 0 1803 407699 Email info digitron co uk Website www digitron co uk CE XG 0744 rev 11 Some of the options described may not apply to this instrument Please check the functions of the instrument you have purchased before proceeding RANGE Models Operating Range Overrange 2000P 2020P 2080P 25mbar 10 H20 350mbar 140 HO 2001P 2021P 2081P 130mbar 52 HO tbar 401 H20 2007P 2027P 2087P 500mbar tbar 2002P 2022P 2082P 2bar 29 PSI 4bar 58 PSI 2003P 2023P 2083P Thar 101 5 PSI 10bar 145 PSI 2024P 2084P External Transducer 2008P 2028P 2088P tbar 2bar 2005P 2025P 2085P 2bar absolute 4bar 2026P 2086P 10bar 145 PSI 10 342bar 150 PSI FEATURES Models Features 2000P 2001P 2002P 2003P 2005P 2007P 2008P N in Zeroing 2020P 2021P 2022P 2023P 2024P 2025P 2026P As above plus Smoothing Units of Pressure 2027P 2028P Rangelock amp Max Min 2080P 2081P 2082P 2083P 2084P 2085P 2086P As above plus Manuallog and Autolog 2087P 2088P Particular care should be taken not to over pressure the device as this may rupture the sensor membrane This is not covered by the manufacturers wa
3. a PC or Epson compatible printer via Digitron s Infra red DigiLink Digitron also offers DigiLog a customised Windows software package Note Some functions may be inhibited while information is stored in either Auto Manual or Max Min modes This is to prevent inadvertent parameter mixing whilst in any of the above modes To re activate these functions please delete any stores information by following the Output of data section SETTING INTERNAL CLOCK Press decimal point key and the and NE symbols will appear on display with the current year and month settings YYMM Key in new year and month if desired and press J key to accept Display will show current date of month setting DD Key in new value if desired and press J key to accept Display will show current hours and minutes setting 24 hour clock Key in new values if desired and press J key to accept Instrument will then return to normal mode LOGGING ON DEMAND This function allows readings to be stored as and when required A maximum of 50 readings can be stored this way When ready to store a reading press key H NE symbols and 0 will appear on the display It is not mandatory to enter a four digit number plus a decimal point however it is possible to enter up to a four digit reference number including a decimal point Press J key to enter and store reading time date and reference number Instrument will return to standard mode however lt gt s
4. amp 2085P First turn unit on and while the MODEL is displayed press and hold the 8 Hold key until the current offset is displayed By pressing the 8 key any previously stored offset is cleared returning the unit back to the original factory setting To enter a new offset or to change the existing offset press 5 to increment Hold for auto INC or 2 to decrement the offset Hold to auto DEC and 0 Smooth to accept and permanently store this new offset Up to a maximum offset of 20mbar 1 of FSD Pressing off in this procedure will retain the previously stored value DISPLAY HOLD Pressing lt gt key freezes the display The lt gt symbol will appear on the display Press lt gt key again to return to normal display HOSE FITTING The input port s on the instrument are designed to accept a hose with 4mm I D and 1mm wall The hose is fitted by unscrewing the clamping nut sliding the hose on to the stepped shaft and refitting the nut Note Do not tighten fittings attached to the pressure ports to a torque greater than 2Nm otherwise the pressure seals may be damaged HAND PUMP OPERATION if applicable Use the T piece to connect the hand pump to the instrument s port and to the equipment being tested Exhaust the system by turning the release valve on the hand pump anti clockwise and set the fine adjustment threaded piston to mid range Close the release valve and apply pump action to th
5. symbols and current reading Press again to display the maximum pressure reading and A symbol will be displayed Press again to display the minimum pressure reading and Y symbol will be displayed Press again to return to the actual pressure display Press X key to display the average pressure since the MAX MIN mode was activated and symbol will appear on display Press X key again to return to actual pressure display NOTE To reset MAX MIN recorder function switch the instrument off NOTE Some functions may be inhibited while information is stored in either Auto Manual or Max Min modes This is to prevent inadvertent parameter mixing whilst in any of the above modes To re activate these functions please delete any stored information by following the Output of data section RANGE LOCK This instrument has a Range Lock feature that displays readings to the best resolution shown by A R on the display This can be turned off by pressing the A R key The display will then use the same display resolution for the entire pressure range This is useful to stop the display switching between resolutions where there are fluctuations in pressure To cancel this mode press the A R key again ADVANCED FUNCTIONS The following additional functions apply to models 2080P 2081P 2082P 2083P 2084P 2085P 2086P 2087P 2088P LOGGING These models have functions that enable the user to store and retrieve up to 250 readings and output such to
6. 2005P 2025P 2085P 2bar absolut 4bar 2026P 2086P 10bar 145 PSI 10 342bar 150 PSI BESONDERE MERKMALE Modelle Merkmale 2000P 2001P 2002P 2003P 2005P 2007P 2008P Arein Mod Alum DaHa 2020P 2021P 2022P 2023P 2024P 2025P 2026P Wie oben angegeben Me wertgl ttimg 2027P 2028P Me einheiten Me bereichsperre Max Min Messungen 2080P 2081P 2082P 2083P 2084P 2085P 2086P Wie oben angegeben Manuallog und Autolog 2087P 2088P Es ist zu beachten das Ger t nicht zu berlasten da sonst die Sensor Membrane zerst rt wird Diese Zerst rung f llt nicht unter Garantie Anspr che Bitte beachten die Differenz Druck messen nur den positiven Druck schliessen Sie deshalb den positiven Druck nur am positiven Eingang und den negativen Druck am negativen Eingang GERATE ANWENDUNGEN Die Bereiche der 2000P Ger te sind w hlbar f r Differenz oder Absolutdruckmessungen f r einen gro en Me bereich Sie sind nicht geeignet f r die Verwendung mit aggresiven Substanzen oder Hydrocarbonen z B Motor l oder Freon Um die Ger te mit diesen Stoffen zu verwenden mu eine Trennvorlage eingesetzt werden
7. and press J key and the NE and symbols will now be displayed Key in test time in minutes and seconds MM SS press J key and the NE and P3 symbols will now be displayed Key in permissable change in pressure and press J key The instrument is now ready to run test and P1 will appear on display PERFORMING A TEST This test only functions if the P1 symbol is displayed Apply pressure to system until P4 changes to P2 Test Pressure If a P4 pre stress pressure has been entered the system must be pressurised to this level Bleed system The display will then clear until test time has elapsed PASS or FAIL will appear on the display and be automatically logged with test conditions This logged reading can be replayed on screen by pressing and 1 keys or output to an Epson compatible printer by pressing and 4 keys It cannot be output to a PC other than via Hyper Terminal Consecutive records will overwrite each other so must be output to printer before performing another test After showing the PASS FAIL the display will immediately revert to current pressure The instrument must be reset manually for each new test USER DEFINED SCALE Press gt lt key and NE will appear before the display clears Enter scale percentage Only the first two digits entered are valid this gives a scaling from 1 99 This value will be multiplied into current display to give user defined scale NE will stay displayed and current reading will appea
8. e hand pump piston to generate the required approximate pressure Fine adjustment of the desired pressure can then be made by rotating the threaded piston The release valve may be used to vent the system Note The hand pump is capable of generating 7bar max Itis therefore essential that extra care is taken not to over pressure the instrument A pump must not be used on models 2000P 2020P and 2080P PLUS FUNCTIONS Models 2020P 2021P 2022P 2023P 2024P 2025P 2027P 2028P 2080P 2081P 2082P 2084P 2085P 2087P 2088P SMOOTHING MODE Press key and the instrument continuously averages the last four measurements to give a more stable reading on the display Press key again to return to normal measurement UNITS OF PRESSURE Press I key to select required units of pressure Chosen units will be saved when the instrument is switched off Please refer to the table on the back page The 20x0P 0 25mbar instruments cannot show the ubar or mmHg symbols on their displays When switching the units on they are reading in ubar and so show no unit symbol Pushing the autorange button will put the unit into mbar and show the mbar symbol When reading in mmHg only the symbol Hg will show on the display This function will not operate while in store mode Note 2024P 2084P k x 103 when using in H20 and Pa M x 106 when using in H20 and Pa MAX MIN RECORDER Press lt gt key to start The instrument will display alternating Av
9. r A downward arrow will indicate that this feature is active WARNING whilst in this mode over range indication out is disabled Do not over pressure the instrument PRESSURE TRANSDUCER SELECTION Models 2024P 2084P At switch on press and hold the lt lt key 2024P 0 0 key and the display will scroll through the available transducer range option 10 0 to 50 0 Bar in 5 Bar steps or 55 0 to 500 0 Bar in 5 Bar steps release to select appears on the display To customise press and hold the lt key 2024P 0 0 key again to select the required input voltage range 10 0 to 50 0 Bar with 1 to 50mV in 1mV steps or 55 0 to 500 0 Bar with 10 to 50mV in 1mV steps release to select These are now the default settings EXTERNAL PRESSURE TRANSDUCER CONNECTION Pressure range selectable in Bar with Sensitivity range selectable in mV Power supplied 5 Volts 0 25 Volts equivalent to 5 Wiring instructions Red Wire supply Blue Wire supply Green Wire signal Yellow Wire signal WARNING Care should be taken to ensure the wiring instructions are followed as incorrect wiring of the cable to the transducer may damage the instrument INSTRUMENT ACCURACIES From 20 C to 30 C 68 F to 86 F 0 1 rdg 0 1 fs 1 digit 0 25 rdg 0 25 fs 1 digit Ve Pressures From 10 C to 50 C 14 F to 122 F 0 15 rdg 0 15 fs 1 digit 0 3 rdg 0 3 fs 1 digit Ve Pressures The overall perfo
10. rmance of the instrument is obtained by combining the stated accuracy and any uncertainty due to the measurement process WARRANTY This instrument has been carefully assembled and tested and is warranted against faulty workmanship and materials for two years from the date of purchase During the warranty period any defective instrument will be repaired or replaced at the discretion of the manufacturer This warranty does not cover damage or failure resulting from misuse or accident Modification adjustment or any alteration with the internal arrangement of the instrument shall absolve the manufacturer from any liability in respect of the instrument Any instrument to be repaired should be forwarded to the supplier carriage paid and at the owner s risk A brief description of the fault should be included o Einige der beschriebenen Optionen k nnen mit diesem Instrument m glicherweise nicht genutzt werden Vor der Benutzung ist zu pr fen mit welchen Optionen das gekaufte Ger t ausgestattet ist MERBEREICH Modelle Me bereich Bereichs berschreitung 2000P 2020P 2080P 25mbar 10 H20 350mbar 140 H20 2001P 2021P 2081P 130mbar 52 H20 thar 401 H20 2007P 2027P 2087P 500mbar bar 2002P 2022P 2082P 2bar 29 PSI 4bar 58 PSI 2003P 2023P 2083P Tbar 101 5 PSI 10bar 145 PSI 2024P 2084P Externer Transducer 2008P 2028P 2088P Abar 2bar
11. rranty NOTE The differential gauge instruments will only measure positive pressures i e positive pressure applied to the positive port or negative pressure applied to the negative port INSTRUMENT APPLICATION The range of 2000P instruments are suitable for gauge differential or absolute measurements over a wide range of pressures They are not suitable for use with corrosive substances or cyclic hydrocarbons e g motor oil transmission fluid and freon To use the 2000P with these components isolation must be provided in the form of a buffer such as a mineral oil or dry air INSTRUMENT OPERATION BATTERIES Two AA or equivalent cells not supplied Follow instructions on reverse of instrument for fitting replacement When 8 symbol appears on display replace batteries IP65 IP67 RATING The waterproof rating for this product will not be maintained unless the screws holding the battery compartment are firmly tightened when inserting or replacing batteries ON OFF Press ON key for on and OFF key for off Automatic switch off after 12 minutes unless any key is activated or the instrument is in Autolog or MAX MIN mode If lt gt key is held when unit is switched on automatic switch off function will be disabled until the unit is switched off BACKLIGHT Press and hold ON key DISPLAY MULTIFUNCTION AVERAGE CAL MULTIFUNCTION TIME LOG NUMERIC ENTER HH MM ENTRY RANGE re pal AJR l oe gt NE A R lt Cal P P J
12. y then 3 and J keys There will be a delay before the unit will accept the J key and symbol amp will be displayed This is to help stop accidental erasure After erasure neither or S symbols will be displayed The unit will return to normal mode If after pressing 3 key you do not wish to delete data you must turn instrument off and on then the stored data will not be lost AVERAGING Press X key when in MAX MIN mode and symbol together with average reading will appear on display Press X to return to MAX MIN mode LEAK TESTING This function enables testing for leaks in pressure systems The instrument has a function to automate leak testing in a variety of applications Automatic leak test results are logged not stored and cannot be output directly via DigiLink into your DigiLog PC software To send leak test results to your PC please use your PC s Hyper Terminal and output as to an Epson Printer When entering pressure values P1 P2 P3 you must enter numbers to exactly the same number of decimal places as full pressure range of the instrument being used The number of decimal places required can be seen in the table of pressure ranges on the back page SETTING UP Press X key when not in MAX MIN mode and NE and P1 symbols will appear on the display Enter pre stress pressure level if pre stress pressure function is not required press J key and the display willshow NE and P2 symbols Key in start pressure
13. ymbol will remain on display until data is erased PRESET INTERVAL LOGGING This function allows readings to be taken automatically at a preset time interval NOTE If data is already stored as signified by the gt or symbols appearing on display this function will not operate Press key NE symbol and 0000 will appear on the display Enter required time interval in hh mm ie in order to take a reading every 1 minute key in 0001 and press J key Current reading will return to display and symbol will remain on display Instrument will continue logging until a maximum of 250 readings are taken or data is down loaded OUTPUT OF DATA This feature will only function if either the or symbols are displayed To view data press key then 1 and keys The first stored reading will be displayed Press J key to view successively stored readings and any other key to return to normal mode To output data to a PC press key then 2 key To output data to an Epson compatible printer press key followed by 4key Printer settings must be as follows 9600 Baud 8 data bits No Parity One stop bit No flow control It is also possible to print to Hyper Terminal in your PC in this way Ensure PC Printer is ready to receive information The selected transmit option will be displayed during transmission After transmission the unit will return to normal operation and any auto logging will stop To erase stored data press ke
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