User Manual DVLS3 Simply, Smart Sensor
Contents
1. User Manual DVLS Simply Smart Sensor Date 12 11 2013 Table of Contents 1 ABOUT DA VINCI LABORATORY SOLUTIONS ccccccscsssscsssscscsssscccsccsccssssscsseccccsescsssesececesseses 3 2 DVLS SIMPLY SMART SENSOR SCOPE u ccccccscssscssscssccssccsscssssssscssccsscssssssscsscsscscsesssssessssseees 4 3 SAFETY INFORMATION cis ccicscossesscccescics codsascecesvescecosssasesdevascseaseeeocssvescocbosasosseenessocsasbecedeesesde cessavsesoese 5 4 REQUIREMENTS wissscsscssicscesssecesastecsnceassecbencsscesae saacsesocssasccecssoedeesesssousssaesesocsseupsessadssevassansoossecdesecnbonseeses 6 5 DIMENSIONS AND SPECIFICATIONG ccccccccssssssssssssccsccsscssscseccccccsssssesecccccsscsssscececcsssssssssececees 7 6 PRINCIPLE OF OPERATION siscsssscsccssciesesssosecscacccosoctesonsdonsssedocssodecdeesoncosdcsseaseossoosecdsedesssesssocesdessossessse 8 6 1 GENERAL us 8 6 2 HARDWARE DESCRIPTION 9 7 CONTROLLER ss siccsccccccsccoecoscedcosovsssossccvedsssonsssnsseetesessocsacvaseosessesoncoteoseoseesscensetessensesessacsesessecseesesonsvseesoes 11 7 1 MAIN CONTROLLER 5 11 7 2 SETTINGS MENU AND PIN CODE PROTECTION 0 ccccccssesssssscsccecsessesssssescsessesssssesceessssesseesens 13 7 3 INITIAL SETUP iii area isse ivar 14 8 CALIBRATION soidesssccsscs scscc2. silent alarm e Make sure the GC is in Ready state do not start an analysis e Label each sensor cable with the number of the connector of the controller to which it is connected e Disconnect all sensor cables from the Controller Now the DVLS3 should go into alarm and the Summary display should read NO SENSORS and the valve should switch from Hydrogen gas to Safe carrier gas e Reconnect each sensor cable to the same connector on the controller as to which it was connected during calibration Note The calibration applies to 1 specific sensor connected to 1 specific channel After the test each sensor cable should be reconnected to the same connector on the Controller as to which it was connected during calibration If the cable is connected to a different connector the calibration is not valid anymore The sensor should be regarded uncalibrated DVLS3 User Manual 6 0 docx Copyright 2013 Page 25 of 28 9 4 GC Remote The GC remote function is tested during installation Tests may be repeated once a year or according to internal laboratory policies e Make sure the DVLS3 is not in silent alarm e sure the GC is in Ready state do not start an analysis e Force an Alarm by connecting the gas sampling bag with the 2 H2 calibration gas to the sensor e Check if the GC goes to the Not Ready state and if the valve switches from the Hydrogen carrier gas to the Safe carrier gas e Press the OK button to switch
3. Smart Sensor www davinci is com _ DVLS3 User Manual 6 0 docx Copyright 2013 Page 11 of 28 The Raw data figure corresponds to the actual signal from the sensor The Result value is relative measure of the actual Hydrogen level Between parentheses the default alarm level is shown By further selecting the arrow buttons the controller general status view is accessed KI A OK h DVLS Simply Smart Sensor www davinci is com The first row shows the fixed or DHCP IP address if the optional LAN communication is used DVLS3 User Manual 6 0 docx Copyright 2013 Page 12 of 28 7 2 Settings menu and pin code protection All configuration parameters are available under the Settings menu To access the Settings menu hold the OK button while the display shows the Summary view This will trigger a pin code authorization After entering the default factory set pin code 1000 the Settings menu becomes available Da Vinci A OK S v a www davinci Is com To return to the Summary menu hold the OK button Note lt is strongly recommended to lock the Settings menu before returning to the Summary menu otherwise calibration settings may be changed as described in the following chapters DVLS3 User Manual 6 0 docx Copyright 2013 Page 13 of 28 To return to the main Settings view from any Settings submenu hold the OK button as well 7 3 Initial setup After powe
4. ag e Turn off the acoustic alarm by clicking the OK button Now the Summary display will read SILENT ALARM DVLS3 User Manual 6 0 docx Copyright 2013 Page 22 of 28 e Disconnect the calibration gas Wait for the signal to drop at the Alarm Off level and verify the Summary display returns to lt OK gt state 9 2 Valve The valve is tested during factory calibration and this is usually repeated at the time of installation It may be repeated once a year or according to internal laboratory policies e Make sure the DVLS3 is calibrated and not in silent alarm e Shut off the supply of Hydrogen carrier gas e Disconnect the Hydrogen carrier gas from the 1NC port e Disconnect the Carrier Out line from port 2CO e Make sure the supply of Safe carrier gas is opened e Connect a flow meter to the 2CO port and measure the flow There should be no flow e Connect the gas sampling bag with the 2 H2 calibration gas to the Sensor e When the DVLS3 goes in alarm turn of the acoustic alarm by clicking the OK button Now the Summary display will read SILENT ALARM e Measure the flow from port 2CO Now there must be flow of safe carrier coming out of this port DVLS3 User Manual 6 0 docx Copyright 2013 Page 23 of 28 Disconnect the gas sampling bag from the Sensor Check if the flow from port 2CO stops when the actual LEL reaches the Alarm Off level set to 20 LEL during set up of the Controller Close t
5. ature range 10 to 40 C Calibrated range Hz sensor 0 to 50 LEL 0 to 2 Hydrogen in Air Sensor signal cable length lt 3m Controller dimensions L x Wx H 12 0 cm x 14 2 cm x 6 3 cm IP Class IP 40 DVLS3 User Manual 6 0 docx Copyright 2013 Page 7 of 28 6 Principle of Operation 6 1 General An increasing number of laboratories decides to reduce costs and improve quality of a GC analysis by switching from the more expensive Helium carrier gas to the significantly lower priced Hydrogen gas Hydrogen is however an explosive gas at a level of 4 1 in the air This level is also known as 100 LEL Lowest Explosion Limit Da Vinci developed a Hydrogen sensor suitable for use with the DVLS unit The DVLS constantly monitors the Hydrogen level in the GC oven As soon as the Hydrogen concentration reaches the user defined level typically between 25 and 50 LEL equal to 1 2 by Vol Hydrogen the alarm is triggered which will execute e An acoustic alarm e Avvisible alarm on the LCD display of the controller e Optional an SMS alarm text message e A valve switch to direct a safe carrier gas to the instrument not ready signal to the GC to stop the instrument sequence At any time it is possible to switch off the acoustic alarm Both the display valve and not ready alarm status will remain until the Hydrogen concentration has dropped to an acceptable level Both the alarm level and safe le
6. ci Laboratory Solutions be liable for any loss or damage including incidental indirect special or consequential damages arising from the use of the DVLS Simply Smart Sensor Note Information descriptions and specifications in this publication are subject to change without notice DVLS3 User Manual 6 0 docx Copyright 2013 Page 3 of 28 2 DVLS Simply Smart Sensor Scope The DVLS Simply Smart Sensor hereafter referred to as DVLS is a multiple purpose device capable to support up to four sensors The multi sensor capability includes sensors for Hydrogen Hydrogen leak detector temperature barometric pressure and level liquid weight Detection of Hydrogen in chromatography instrumentation is one of the main DVLS applications The content of this manual is focused on installation for Hydrogen safety detection in GC solutions In case you would like to receive information concerning the use of the DVLS for other purposes please contact your local Da Vinci representative DVLS3 User Manual 6 0 docx Copyright 2013 Page 4 of 28 3 Safety information Hydrogen is a colorless odorless flammable gas Hydrogen poses a serious fire hazard when it is accidentally released Hydrogen poses a number of hazards to human safety from potential detonations and fires when mixed with air to being asphyxiating in its pure oxygen free form Hydrogen gas leaking into external air may spontaneously ignite Moreover hydrogen fire while bein
7. ecord the new stored Offset and Multiply calibration values in the instrument logbook or quality control program In case of a major difference between the current and the previous or factory calibration values repeat the calibration procedure or contact your local Da Vinci representative for assistance Note Due to the nature and electronics of the Hydrogen sensor the Multiply factor normally reads negative a raw signal drop is observed when Hydrogen is detected Set the Alarm for the calibrated sensor back the default value of 25 DVLS3 User Manual 6 0 docx Copyright 2013 Page 20 of 28 e From the main Settings menu protect the calibration by setting the Lock function to On DVLS3 User Manual 6 0 docx Copyright 2013 Page 21 of 28 9 Verification 9 1 Calibration and Alarm e Inform the responsible laboratory supervisor that sensor alarm will be tested e Access the Summary menu and scroll to the calibrated sensor e Verify the Result value of the calibrated sensor it should read close to zero e Connect agas sampling bag with Hydrogen in air 1 H2 in air 25 LEL or 2 H2 in air 50 LEL to the sensor Both the acoustic and display alarms should be triggered Note Do not use any silicon hose for connection of the gas sampling bag to the sensor e Verify the Result value of the calibrated sensor At signal stabilization it should read close to the LEL of the gas that is in the gas sampling b
8. g extremely hot is almost invisible and thus can lead to accidental burns Note Only trained and authorized personnel are allowed to open the Controller covers DVLS3 User Manual 6 0 docx Copyright 2013 Page 5 of 28 4 Requirements Power and gas requirements are listed below Periodic testing and or calibration can be performed by Da Vinci Laboratory Solutions authorized distributors or by the user See the last Chapter for part numbers of testing and calibration gas The GasMix dilution instrument is an optional calibration device Item Requirement Power AC 100 240V 50 60Hz 0 5A Gas testing mixture Mixture of 2 Hydrogen balance Air with a pressure reducing valve capable of generating an approx flow of 300 ml min Calibration gas Certified mixture of 2 Hydrogen balance Air with a pressure reducing valve capable of generating an approx flow of 300 ml min GasMix supply gases Hydrogen 99 995 purity Instrument air 99 995 purity Gas Sampling Bag Volume 1 liter with tubing no silicon for connection to the Hydrogen sensor see the Section about Calibration later in this manual only applicable if the GasMix dilution unit is included DVLS3 User Manual 6 0 docx Copyright 2013 Page 6 of 28 5 Dimensions and specifications Maximum altitude 2000 m Operating humidity range 20 to 90 Controller operating temper
9. he Safe carrier gas supply and disconnect it from port 3NO Connect the Safe carrier gas line to port 1NC and open the supply of Safe carrier gas Make sure the DVLS3 is not in silent alarm Measure the flow from port 2CO There must be flow coming out of this port Connect the gas sampling bag with the 2 H2 calibration gas to the Sensor When the DVLS3 goes in alarm turn of the acoustic alarm by clicking the OK button Now the Summary display will read SILENT ALARM Check if the flow from port 2CO stops when the actual LEL reaches the Alarm On level set to 25 LEL during set up of the Controller Disconnect the gas sampling bag from the Sensor Check if there is flow again from the Carrier Out when the actual LEL reaches the Alarm Off level Close the Safe carrier gas supply Disconnect the Safe carrier from port 1NC and reconnect it to port 3NO Reconnect the Hydrogen gas supply to port 1NC Reconnect the Carrier Out line to port 2CO Open the Hydrogen carrier supply and the Safe carrier gas supply and verify that all connections on the valve and GC inlet are leak free using an appropriate leak detector DVLS3 User Manual 6 0 docx Copyright 2013 Page 24 of 28 9 3 Connection Loss Alarm The connection loss alarm is tested during factory calibration and is usually repeated at the time of installation Tests may be repeated once a year or according to internal laboratory policies e Make sure the DVLS3 is not in
10. o not hold By shortly clicking OK the sensor will be calibrated for the zero level Hydrogen Note Clicking the OK button in protected mode will not have impact on the calibration Note The Result value should read a number close to 0 after the Zero Level has been calibrated DVLS3 User Manual 6 0 docx Copyright 2013 Page 17 of 28 Cal Level calibration e From the Summary view of the controller hold the OK button and enter the pin code this step can be skipped if the menu is still in unprotected mode e After entering the Settings menu select the active sensor s and change the Alarm level temporarily to a level higher than the default alarm level of 25 LEL to prevent an unwanted alarm during calibration DVLS3 User Manual 6 0 docx Copyright 2013 Page 18 of 28 e Return to the Summary view by holding the OK button e Scroll down to the sensor to be calibrated e Fill a gas sampling bag with the calibration gas e Connect the gas sampling bag to the sensor v Tubing n silcon Connecting gas sampling bag to sensor Note Do not use any silicon hose for connection of the gas sampling bag to the sensor e Wait for signal stabilization and then hold the OK button By holding the OK button the calibration at Cal level is executed Note Holding the OK button in protected mode will not have impact on the calibration DVLS3 User Manual 6 0 docx Copyright 2013 Page 19 of 28 e R
11. off the alarm e Remove the gas sampling bag from the sensor e This will cause the valve to switch back from Safe carrier gas to Hydrogen carrier gas e The DVLS is now ready for use DVLS3 User Manual 6 0 docx Copyright 2013 Page 26 of 28 10 Parts replacement list Da Vinci Product code Description DM S3 78 H2 11 DVLS3 Hydrogen sensor for Agilent 7890GC complete DM S3 68 H2 11 DVLS3 Hydrogen sensor for Agilent 6890GC complete DM S3 XX CO 10 DVLS3 Multisensor controller complete DM S3 X8 VK 10 DVLS3 Valve kit for H2 sensor for Agilent 7890GC or 6890GC DVE 094401 Control gas 2 Hydrogen in Air 17 liter for verification only DVE 094402 Regulator for Control gas including flow adapter DVE 094407 Calibration gas Air balance Hydrogen 2 50 LEL 5 liter H2 steel cylinder including brass valve adjustable flow DVE 094408 DVE 094408 Regulator Single Stage General Purpose Adjustable Flow Model for Calibration gas DVE 094408 DVLS3 User Manual 6 0 docx Copyright 2013 Page 27 of 28 11 Declaration of Conformity LABORATORY SOLUTIONS According to ISO IEC Guide 22 and CEN CENELEC EN 45014 Ey Vinci DECLARATION OF CONFORMITY Da Vinci Laboratory Solutions B V Cairostraat 10 3047 BC ROTTERDAM The Netherlands Declares under sole responsibility that the product as originally delivered Product Name Simply Smart Sensor Model Number DVLS P
12. r up it is recommended to verify or change the following configuration parameters Pin code The default pin code is 1000 and may be changed from the Settings view Select Pin code and press OK to enter your own pin code number Menu timeout The default time the menu remains in the sensor trend menu During calibration it is recommended to temporarily increase the timeout value to 1000 DVLS3 User Manual 6 0 docx Copyright 2013 Page 14 of 28 Ethernet if the optional LAN data communication is to be used enter DHCP or fixed IP address requirements Ethlog Intr The frequency of real time data logging in microseconds applicable if the data communication option is used DVLS3 User Manual 6 0 docx Copyright 2013 Page 15 of 28 8 Calibration Each sensor can individually be calibrated at 2 levels e Zero level e Cal level Calibration at Zero level results in an Offset value stored in the device The Zero level is calibrated using air Calibration at Cal level results in a multiply value stored in the device The Cal level is calibrated using a 2 Hydrogen in air mixture which corresponds to 50 LEL Note It is important that the correct Cal level is entered in the settings menu for the individual senor The Cal level should be equal to the LEL of the gas used for calibration Both the Offset and Multiply values are stored per individual sensor Between Zero level and Cal level 50 LEL the sensor
13. response is linear Sensors that are purchased with a controller are factory calibrated with that specific controller Note The Offset and Multiply values on the accompanying Test Checklist apply to the factory calibration of the sensor with the specified serial number connected to the specified controller channel If a sensor is connected to another channel than specified on the Test Checklist the Offset and Multiply values on the Test Checklist do not apply Recalibration is required DVLS3 User Manual 6 0 docx Copyright 2013 Page 16 of 28 Calibration can be repeated at the time of installation of the Hydrogen sensor and may be repeated once a year or according to internal laboratory policies Additional calibrations may also be carried out in case of signal drift or after power outages If a certified calibration gas is not available it can be considered to only verify the calibration and alarm using either a 1 or 2 Hydrogen in air mixture following the verification procedure Zero Level calibration e Ensure no Hydrogen is present near the sensor To be certain shut off the GC oven fan and GC Hydrogen supply modules e From the Summary view of the controller hold the OK button and enter the pin code to unlock the Settings menu e Return from the Settings view to the Summary view by holding the OK button e Scroll down to the sensor to be calibrated e Observe the Raw signal for stability Click the OK button shortly d
14. roducts Options Complies with the essential requirements of the following European Directives and carries marking accordingly Low Voltage Directive 2006 95 EMC Directive 2004 108 EC RoHs i 2011 65 EU and conforms with the following Product Standards EMC Standards EN 61326 1 2006 Class B EN 61326 1 2006 Basic 55011 2009 1 2010 Class EN 61000 3 2 2006 1 2009 2 2009 Class Harmonics 61000 3 3 2008 Flicker EN 301 489 1 1 9 2 EN 301 489 3 V1 4 1 EN 301 489 1 1 9 2 EN 301 489 3 V1 4 1 61010 1 2010 47 CFR 15 Class AG 4 Director Operations 00 53 13 www davinci ls com V1 3 July 2013 DVLS3 User Manual 6 0 docx Copyright 2013 Page 28 of 28
15. sscsoscsisocesesdessoesssctcosessessanesieecesesieeasossesesosniavesoondacnsesessoasvesescodeseasoesoecsssnsesese 16 9 VERIFICATION i sscsscescccscccscceeceascoccscessvccsasacsescossesdsgusccbevsces sbaevesscbassetesbevoces cosessdsvscueee Os eror OEE SSe STESI 22 9 1 CALIBRATION AND ALARM 22 9 2 rs 23 9 3 CONNECTION LOSS 25 9 4 GE REMOTE NN 26 10 PARTS REPLACEMENT LIS Tisicscsicscsicsdessscctesctssacese soetecssscueschsestescsssovsaceseseovenbocusacesscvssessocnoesesesee 27 11 DECLARATION OF CONFORMITY siccscccscsccscessaccncccscvedsegisucsccccsesscsssecsacesesvebeessnnsacsdesssuvsssoncteedease 28 DVLS3 User Manual 6 0 docx Copyright 2013 Page 2 of 28 1 About Da Vinci Laboratory Solutions As a versatile partner for analytical applications and authorized distributor of world leading instrument manufacturers Da Vinci Laboratory Solutions DVLS is able to provide an expert advice and offers an extensive range of chromatographic systems software services and supplies For information visit www davinci ls com or contact us at Da Vinci Laboratory Solutions Cairostraat 10 3047 BC Rotterdam The Netherlands Postbus 12103 3004 GC Rotterdam The Netherlands T 31 0 10 258 1870 F 31 0 10 258 1879 solutions davinci ls com Note In no event will Da Vin
16. vel are adjustable DVLS3 User Manual 6 0 docx Copyright 2013 Page 8 of 28 6 2 Hardware description The DVLS consists of three main items e Sensor assembly including GC mounting plate e Valve assembly including GC mounting plate e Controller Controller Sensor Valve For installation is referred to the Installation manual Both the valve and sensor assembly are mounted on the GC the position depends on the type of GC used DVLS3 User Manual 6 0 docx Copyright 2013 Page 9 of 28 The open end of the senor tube protrudes through the oven wall in the oven example see below The controller box is normally placed on top of the GC but may be installed in the near area as well A hardcopy of the User Manual is included as well DVLS3 User Manual 6 0 docx Copyright 2013 Page 10 of 28 7 Controller 7 1 Main controller screens The controller exists of 2 main screens e The Summary view e The Settings view By default the Settings view is protected with a pin code factory set at 1000 After connection of the Power cable the Controller will shortly warm up After a few seconds the Summary view of the 4 sensors is displayed er Ne OK h DVLS Simply Smart Sensor wwwe davinci ts com Submenus are accessed by using the arrows next to the display When an individual sensor is accessed the following screen becomes available Be Mins A OK v DVLS Simply
Download Pdf Manuals
Related Search