+44 (0)1493 443800
www.tvcalx.co.uk
The Validation Centre (TVC) Limited
Unit 15, Brinell Way, Harfreys Industrial Estate, Great Yarmouth, Norfolk,NR31 0LU, UK.
[email protected]
HPM
Hand-held Purge Monitor HPM-01 / HPM-02
Instruction Manual
V1.5
Страница 1: ... www tvcalx co uk The Validation Centre TVC Limited Unit 15 Brinell Way Harfreys Industrial Estate Great Yarmouth Norfolk NR31 0LU UK sales tvcalx co uk HPM Hand held Purge Monitor HPM 01 HPM 02 Instruction Manual V1 5 ...
Страница 2: ...2 Gas sampling 8 2 4 3 Dew Point Moisture Option 8 2 5 Data Logging 10 2 5 1 Log 1 10 2 5 2 Log 2 11 2 5 3 Log 3 11 2 6 Limits 11 2 7 Data viewing and reporting 12 2 8 Viewing logged files 13 2 9 Transferring logged files 13 2 10 Removing logged files 13 2 11 Changing measured units or date and time 14 2 12 Field calibration 14 3 0 Battery charging 15 4 0 Additional information 16 4 1 Specificatio...
Страница 3: ...pose wide range High precision wide range Measuring range of 0 21 Measuring range of 0 1200ppm Resolution readings greater than 5 1 Measuring range of 0 21 Resolution readings less than 5 0 01 100ppm Resolution readings greater than 5 1 Resolution readings between 5 and 500ppm 50ppm Resolution readings between 500ppm and 250ppm 25ppm Resolution readings between 250ppm and 50ppm 10ppm Resolution re...
Страница 4: ...k fit flow inlet magnetic filter and sampling tube connection 2 Exhaust outlet 3 Sampling tube 4 Reset button 5 Log button 6 Up button 7 Down button 4 5 1 HPM 2 Sampling tube 3 USB connection cable 4 Battery charger 5 Rugged carry case 6 Magnetic filter ...
Страница 5: ...ER attempt to monitor Fuel gases or Oxygen 25 with the HPM 3 Do not place the HPM unit on or directly next to the welding power source 4 DO NOT EXCESSIVELY PRESSURISE THE GAS INPUT 2 1 Operational warnings 2 2 Turning the unit on Switch the on off switch to the On position The HPM LCD will illuminate and the software version number together with the model type will be displayed The screen will rev...
Страница 6: ...ns to standby mode Press and hold the Up button to initiate the periodic user calibration i e zeroing see Section 2 12 for further details on zeroing Press and hold the Down button to reset delete the user calibration Press the Log button to start the HPM logging see Section 2 5 for further details on data logging Press and hold the Reset button to enter the setup menu to select the required loggi...
Страница 7: ...out bullets it is advised that the inline magnetic filter is fitted to stop any grinding dust getting on to the sensor Connect one end of the magnetic filter to the sampling tube to HPM gas inlet to sampling tube Connect the other end of the magnetic filter to the HPM The inline magnetic filter connects between the HPM and the sampling tube hose ...
Страница 8: ...he sensors If the HPM is used in an environment where dust or other fine particle contaminates could enter the sampling tube an external magnetic filter should be used Cleanable filters are available from TVC 2 4 2 Gas sampling 2 4 3 Dew Point Moisture Option When purchased an additional sensor for the inline measurement of the Purging Gas Dew Point and moisture volume is fitted in the HPM sensor ...
Страница 9: ...read from 3000ppm down to 0ppm from 3000 to 100ppm it will read in 100ppm steps from 100 to 0 it will read in 25ppm steps The screen colours for the High Red Mid Yellow and Low Green alarms will only operate in conjunction with the pre set Oxygen Alarm Limits please see section 2 6 for further information on how to set the Oxygen Alarm Limits ...
Страница 10: ...ported into the data viewing and reporting software included with the HPM There are three modes for data logging Log 1 Logs on screen results Log 2 Logs data over a set period taking a reading every 1 second Log 3 Logs data at regular intervals pre set by the user To set up and select the required logging mode first press and hold the Reset button for three seconds to enter the Setup screen Press ...
Страница 11: ... button is pressed again 2 6 Limits The HPM is equipped with a visual warning system to show when the O2 concentration is at an acceptable level The Limits setup screen allows the user to pre set the thresholds which trigger the warning system to operate The High limit screen will be red when the reading is above the set level If readings are between the set High limit and the Low limit the screen...
Страница 12: ...een set to the required levels press the Reset button to Exit the Setup screen and save the limit levels Press the Reset button a second time to exit the Setup screen and return to the main system O2 monitoring and operational screen 2 7 Data viewing and reporting To view the recorded data on a PC connect the HPM using the USB cable provided The HPM unit will display the following screen whilst it...
Страница 13: ...es 2 8 Viewing logged files LOG CSV contains all screen prints taken whilst in Log 1 mode TXT contains all logs while in Log 2 and Log 3 mode Each TXT file is labelled using the time the log was started hours hh minutes mm and seconds ss 2 9 Transferring logged files TVC provide MS Excel templates which are used to open the HPM files and display the logged gas in an MS Excel report 2 10 Removing l...
Страница 14: ...ever additional field calibration is possible to maintain optimum operation To perform the field calibration an O2 free gas e g pure Argon or pure Nitrogen should be purged through the system The purge should be run for at least five minutes before the field calibration is performed The HPM should be run as per a normal test starting the analysis with the Down button The date and time can be adjus...
Страница 15: ...ld calibration by pressing and holding the Down button until the screen displays Zero reset It is recommended that a field calibration is run once per week or before use particularly if the HPM has not been used for a while or the operating environment has changed since the HPM s last use If in doubt run a new field calibration 3 0 Battery charging The HPM uses a rechargeable 7 2 Volt Lithium Ion ...
Страница 16: ... the HPM battery charger 4 0 Additional information 4 1 Specification NB The HPM is not designed to measure any concentrations of O2 greater than 25 Using the HPM on higher O2 mixes is not approved Range 0 25 O2 Accuracy 5 RDG reading 1 Digit Transducer Type Multiple Battery Rechargeable 7 2 Volt Lithium Ion O2 measurement range 0 01 20 9 HPM 01 0 ppm 1200ppm 0 0005 20 9 HPM 02 As with any measure...
Страница 17: ...these circumstances please contact us for further instructions For further information on equipment calibration or disposal please contact TVC All HPM meters are supplied with valid and traceable 12 month calibration certification TVC recommend that the HPM unit is returned to TVC or a TVC approved agent for recalibration and service annually 4 2 Calibration 4 3 Disposal ...