Viasensor G200 Operating Manual Download Page 53

G200 Analyzer Range 

OMG200N1.24

 

VIASENSOR  

 

 

Page 

53  

12.0  Event Log 

The following events are recorded in the instrument’s event log. The event log can only be 

downloaded using the additional Analyzer Data Manager software.  Please refer to the Analyzer 

Data Manager software manual for further details.   

 

Event 

Data 

 

Cold Start/Reset 

Type of start (MCUSR, boot_key) 

 

Firmware version 

Description 

 

Set time 

Before and After 

 

Set date 

Before and After 

 

Re-flash requested 

None 

 

Restore to factory settings 

Type 

 

Comms clear memory 

Type 0=Readings, 1=Event Log 

 

Change contrast 

Before and After 

 

Change flow fail current limit 

Before and After 

 

RTC date/time invalid 

None 

 

Factory calibration invalid or overdue 

Date, Difference 

 

Service invalid or overdue 

Date, Difference 

 

Field/User Calibration invalid or overdue 

Time, Channel, Date, Age, Limit 

 

O2 Cell replacement overdue 

Time, Channel, Date, Age, Limit 

 

Pump replacement overdue 

Used, Limit 

 

Battery replacement overdue 

Used, Limit 

 

EEProm settings set to default 

Which 

 

Missing EEProm settings initialized 

Which, Orig Version, New Version 

 

CO cell replacement overdue 

Time, Channel, Date, Age, Limit 

 

Power on self-test, sensor not found 

Channel 

 

Power in self-test, sensor out of range 

Channel, Reading, Low, High 

 

Power on self-test, sensor out of range 

Channel, Reading, Prev 

 

Battery dropped below critical value 

Limit, Actual 

 

User calibration set zero OK 

Before and After 

 

User calibration set span OK 

Before, After 

 

Summary of Contents for G200

Page 1: ... 800 624 2026 734 995 2547 WWW QEDENV COM 2355 Bishop Circle West Dexter MI 48130 USA QED Environmental Systems Inc G200 Analyzer Range Operating Manual G200 N20 0 1 000ppm G210 N20 0 100 ...

Page 2: ...ical Characteristics of the Instrument Panel 12 4 2 Panel Key Functions 13 4 3 Instrument Connection Points 14 5 0 GENERAL OPERATIONAL INSTRUCTIONS 15 5 1 Switching the Instrument On 15 5 2 Switching the Instrument Off 15 5 3 Entering Data 15 5 4 Instrument Status Icons 16 5 5 Changing Between Parameters 17 5 6 Memory 17 5 7 Storage 17 5 8 Warning and Error Codes 17 5 9 Battery Charging 17 5 10 In...

Page 3: ...et Factory Settings 37 7 6 Last Field Calibration 37 7 7 Calibration Record 37 7 8 Recommended Gases for Calibration 38 7 9 G200 Range Calibration Best Practice 39 8 0 PROBLEM SOLVING 40 8 1 Warnings and Errors 40 8 2 Battery No Charge Reset 40 8 3 Self test Warning Messages 41 8 4 User Calibration Trouble Shooting 44 8 5 Cross Gas Effects 45 8 6 Hardware Reset 46 9 0 SERVICE 47 10 0 WARRANTY POLI...

Page 4: ......

Page 5: ...ions 1 2 Safety Related Information Information in this manual that may affect the safety of users and others is preceded by the following symbol Warning Failure to follow this information may result in physical injury which in some cases could be fatal 1 3 Notes Important useful information and instructions are shown clearly throughout the manual in a note format For example Note For further info...

Page 6: ...st simple to use and accurate piece of monitoring instrumentation Note These instruments are sensitive pieces of scientific equipment and should be treated as such 2 1 The G200 Analyzer The G200 analyzer is specifically designed to safety check background zone levels of N2O 0 1 000ppm in medical applications This instrument measures the long term exposure to N2O gas along with the TWA time weighte...

Page 7: ... accurate measurement and verification of the quality of piped N2O and O2 gases in hospitals This instrument enables up to four gases to be measured easy user calibration quick verification of gas quality user maintained site and sample point IDs for monitoring as well as identification of contaminants CO and CO2 The analyzer has the following features N2O 0 100 O2 0 100 optional CO 0 500ppm optio...

Page 8: ... Range VIASENSOR Page 8 2 3 Instrument Components Standard Product G200 Model Reference A Analyzer B Mains Battery Charger C Mains Battery Charger Adaptors Europe US Australia D Soda Lime CO2 Filter G200 Only E Operating Manual ...

Page 9: ...itoring the use of the instrument It can also be used as a diagnostic tool if there is a problem with the instrument The event log can only be viewed via the optional Analyzer Data Manager software It cannot be viewed on the analyzer screen Applicable events are stored in the event log automatically No user intervention is required The event log can hold approximately 270 events If the log becomes...

Page 10: ...tted when using a G200 instrument as any CO2 will cross contaminate the N2O reading For further information please refer to section 8 5 Cross Gas Effects The life of the filter will vary depending on usage The crystals change color from pale green blue to white grey The filter element should be discarded when a significant percentage of the crystals start to turn a white grey color see below Assem...

Page 11: ...her information Ref Description Mfr Order Code A USB Lead USBLEAD2 B Spare Sample Filters pack of 5 068296 S C Sample Tube Kit G1 6 D Hard Carry Case 050227 E Spare Calibration Gas Various gas options available CDA7 6 F Mains Charger including Worldwide Adaptors 073024 G Soft Carry Case G1 11 H Soda Lime Filter Kit G1 10 I Analyzer Data Manager Software G1 4 J Pressure Regulator Kit G1 16 K Regula...

Page 12: ...hysical Characteristics of the Instrument Panel Front View Reference Back View A Main Read Screen B Soft Keys C On Off Key D Pump Key E Key 4 Scroll Left F Key 8 Scroll Down G Menu Key H Enter Key I Key 2 Scroll Up J Key 6 Scroll Right Reference L Serial Number M Instrument Stand ...

Page 13: ... instrument on and off D Pump Key Press the Pump key to start or stop the pump E Scroll Left Key Also Key 4 Enables the operator to scroll left to display more information F Scroll Down Key Also Key 8 Enables the operator to scroll down to display more information G Menu Key Press the Menu key to go to the Main menu Enables the operator to preset values and settings Select options from the Main me...

Page 14: ...mple tube and sample filter in order to take the gas reading B Gas Outlet Gas outlet port used to exhaust the gas C Side View USB Cable Attachment Point Used to connect the analyzer to a PC via a USB cable on order to download data D Mains Battery Charger Point Used to attach the mains charger to the analyzer for charging 5V 0 5V max 1000mA 5V 0 5V max 1000mA ...

Page 15: ...press the On Off key briefly Note If the Auto Off utilities setting is set to Yes the analyzer will switch off automatically after ten minutes if not in use 5 3 Entering Data During normal operation the user may be prompted to enter data or information via the keypad i e entering an ID code or setting an alarm level When entering data into the instrument all fields are fixed format and are populat...

Page 16: ...d be deleted and re entered 5 4 Instrument Status Icons The following icons may be displayed on the instrument read screens Icon Description Battery charge state flashing 1 hour remaining backlight flashes when power low flashing Battery charging Charged Pump running flashing Pump stalled Backlight turns red Alarm set flashing Alarm active Backlight turns red USB connected to PC flickers when tran...

Page 17: ...d Error Codes When switched on the instrument will perform a predetermined self test sequence taking approximately ten seconds During this time many of the instrument s working parameters and settings are checked If any operational parameters are out of specification or if the pre programmed recommended calibration service date has passed errors or warnings may be displayed Note For further inform...

Page 18: ...ng procedures Peak reading Store reading Hold reading Peak Reading The operator can toggle the reading mode between normal current and peak readings While in peak reading mode the instrument will only display peak values for each of the channels These values can then be stored by pressing the Store key or automatically at the appropriate logging interval if logging is enabled The peak value is res...

Page 19: ...e menu options While the logging mode is active both the Pump and Store key will be deactivated only logged readings can be stored 5 11 Enter ID Codes ID codes are either created at the time of selection on the analyzer or created using the Analyzer Data Manager software and uploaded to the instrument for selection prior to readings being taken The Site top level ID and ID second level ID fields r...

Page 20: ...en or to view data and information stored in the instrument Note Unless otherwise stated the functions and menus are the same for both the G200 and G210 instrument 1 Press the Menu key on the front of the instrument panel and the following screen is displayed Main Menu 2 Press the soft key Exit to exit the Main menu 5 12 1 Information The Information option enables the operator to display informat...

Page 21: ...isplayed G210 Utilities Menu Note The Utilities menu is the same for the G200 instrument with the exception of Option 6 Logging This feature is not available on the G200 instrument 5 12 2 1 Time Date The Time Date option enables the operator to check or set the instrument s internal clock The current time date are appended to every stored reading 1 From the Main Read Screen press the Menu key on t...

Page 22: ...ft and Key 6 Scroll Right to adjust the value displayed 5 Press the soft key Accept or Reject accordingly to accept or reject the changes Note The manually set contrast setting is retained when the instrument is switched off 5 12 2 3 Alarms The G200 range of instruments has the facility to set rising or falling alarms for the main gas channels The alarms for each channel can be enabled or disabled...

Page 23: ...in information with regards to taking samples and readings 1 From the Main Read Screen press the Menu key on the instrument panel 2 Press Key 2 to display the Utilities menu 3 Press Key 4 to select Settings and the following screen is displayed Settings 4 The following instrument settings may be maintained 1 Prompt ID Press Key 1 to prompt for ID code for each sample reading answer Yes or No accor...

Page 24: ...remove the flashing pump icon Note Dirty or discolored filters should be changed before use Filters that have drawn in water should be changed immediately to prevent damage to the instrument 1 From the Main Read Screen press the Menu key on the instrument panel 2 Press Key 2 to display the Utilities menu 3 Press Key 5 to select Flow Fail and the following screen is displayed Adjust Flow Fail 4 Use...

Page 25: ...l alarm No Wait 5 seconds No Block gas inlet Flow fail alarm Wait 5 seconds No Block gas inlet Flow fail alarm Wait 5 seconds Accept Blocked or excessive restriction No Wait 5 seconds Flow Fail Set up Process Best Practice G200 Range Decrease the displayed value by 1 Increase the displayed value by 3 Decrease the displayed value by 1 Decrease the displayed value by 1 END Refer to Section 8 0 Probl...

Page 26: ... the time in minutes for the time frame between sample readings The interval controls the reading frequency in minutes i e every ten minutes 2 Pump 00 secs Press Key 2 to enter the time in seconds for the length of time you wish the pump to run when taking a sample reading The pump run time is the time in seconds for which the pump runs prior to the reading being stored This figure will also need ...

Page 27: ...formation please refer to section 7 0 Calibration of this manual 5 12 4 View Data The View Data option enables the operator to view the stored readings 1 From the Main Read Screen press the Menu key on the instrument panel 2 Press Key 4 View Data to view the stored data readings and the following screens are displayed Press Key 8 Scroll Down View Data Screen 1 View Data Screen 2 3 Press Key 4 Scro...

Page 28: ...not activated for your particular instrument configuration i e oxygen temperature and humidity Once the reading memory is full it is not possible to store any more readings When full and the Store key is pressed or data logging is activated the instrument will show a brief message stating that the memory is full and that no further data will be recorded 1 From the Main Read Screen press the Menu k...

Page 29: ... Technical Support to identify and resolve issues with the instrument and readings If required the operator may be asked to confirm the diagnostics displayed 1 From the Main Read Screen press the Menu key on the instrument panel 2 Press Key 5 to view diagnostics Note For further information please contact Sales at VIASENSOR Toll Free 855 VIASENSOR 1 909 783 9472 or email Sales viasensor com 5 12 6...

Page 30: ...lowing equation C1 C2 Cn elapsed time in hrs This mode would typically be used to monitor a ventilation system in an operating theatre or similar where N2O is used throughout the day with different people coming and going Primarily for room or area monitoring this mode is intended to give the operator a little more flexibility and can be user modified to suit the application The monitoring interva...

Page 31: ... Step 9 Instrument is ready to take readings Do protect the instrument from strong direct sunlight which will quickly raise the temperature of the instrument beyond its operating range and the LCD display will appear almost black The contrast setting cannot then alter the contrast Do remember to always use the sample filter If the sample filter becomes contaminated change it and ensure all sample ...

Page 32: ... a specific mode i e Person Area or Leak the analyzer may be used to take readings without a mode specified For more information please refer to section 6 3 G210 Gas Measurement Process Best Practice 5 If Person or Area mode is specified the operator will be prompted to enter a Site and ID to identify the reading If the operator chooses to monitor readings in Leak mode then no ID is required 6 If ...

Page 33: ...will then be prompted to enter or select ID codes Select ID codes and press the Accept button to confirm A message will display confirming that the reading has been stored 6 The instrument automatically takes the operator back to the Main Read Screen ready to take another reading Gas Measurement Process G210 Best Practice Switch on Instrument warm up Main Read Screen Run a Clean Air Purge Connect ...

Page 34: ...ers should select the correct calibration gas for the expected gas levels on their particular application Only use gases with a known certified gas concentration Note Certified calibration gases can be supplied by VIASENSOR Warning For each gas used the appropriate material safety data sheet must be read and understood before proceeding Calibration gases and the use of pressure regulators can be d...

Page 35: ...plied with the calibration kit is recommended as flow and pressure rates are factory set Note Maximum input pressure 250mb maximum flow 300ml 7 5 Calibration Method Before you begin ensure the unit is stabilized at its working temperature before performing any of the calibration operations To achieve the processes set out in this section press Key 3 Calibration from the Main menu The first screen ...

Page 36: ...either Key 1 Zero with N2 recommended or Key 2 Zero with Air from the menu Then either attach the 100 N2 or sample pipe to allow access to fresh air 3 Press the Start key The instrument will now wait a minimum of 60 seconds for the gas reading to stabilize at the correct level If zeroing with air press the Pump key to draw in fresh air This operation will time out after five minutes if readings ca...

Page 37: ... Key 1 Factory Reset from the Calibration menu User Calibration Reset 2 To prevent the user calibration data being accidentally erased the user must confirm the action by pressing the soft key Accept or soft key Reject to exit without change 7 6 Last Field Calibration This data can be found in the Information screen accessed via the Utilities menu This option displays the date that the last field ...

Page 38: ...ed via the optional Analyzer Data Manager software It cannot be viewed on the analyzer screen 7 8 Recommended Gases for Calibration The calibration gas recommended depends on the desired operation and concentration of target gas The following table outlines the recommended gases that can be used for calibrating each of the measurements Instrument G200 G210 Application LEL Leak N2O 50 O2 50 O2 100 ...

Page 39: ... Disconnect gas cannister Select Option 3 Span Gas Zero with N2 or Zero with Air N2 Press start Wait for gas to stabilise Completed OK select Accept WAIT Connect gas for Span Calibration Gas Go on to the Span gas process Select gas to Span Select Option 1 Edit to your certified gas concentration Press Enter Air NOT best practice Press start target value Wait for screen to stabilise Now value shoul...

Page 40: ...er an incorrect user calibration or they may indicate sensor failure If an incorrect user calibration has caused the warning it should be correctable by way of returning the instrument to factory settings zeroing or carrying out a user calibration as necessary for the relevant function Under and Over Range Codes If a reading is over range i e above the maximum allowed reading it will be displayed ...

Page 41: ...lternatively a small amount of adjustment can be made to the low flow detection point to compensate for minor changes in the performance of the pump fitted to the instrument Check N2O Cal This warning is most commonly caused by an incorrect user calibration Try recalibrating the sensor or press Return to factory settings If the warning persists it may be caused by dirt or damage to the infrared se...

Page 42: ...OMG200N1 24 G200 Analyzer Range VIASENSOR Page 42 ...

Page 43: ...Utilities menu Baro Fault The instrument has detected a fault with the barometric sensor or its calibration This will have an effect on the accuracy of the readings as they are pressure compensated The instrument will need to be returned to the manufacturer for service Sensor n Failed Sensor n is expected but not reading a valid value This is generally a hardware fault or the instrument has been c...

Page 44: ...anning the channel Repeat the entire procedure including zeroing the channel and then calibrate the span Ensure the reading is stable before spanning the channel User Calibration Explained User calibration is a means of optimizing the performance of the instrument to the current operating conditions such as ambient temperature and pressure as well as correcting for instrument drift caused by lamp ...

Page 45: ...tration of normal operation Typical Calibration Purge Times Typical zero calibration although displaying zero needs to be given time to settle We recommend commencing the calibration at least five minutes after the display concentration stabilizes 8 5 Cross Gas Effects CO2 Cell Carbon dioxide is measured by infrared absorption at a wavelength specific to carbon dioxide There is a small cross inter...

Page 46: ...t can have cross interference from gases not normally present in medical supply gases and suffers virtually no influence from CO2 H2S NO2 SO2 8 6 Hardware Reset If for any reason the instrument locks up and will not switch off it is possible to force a hardware reset Press and hold the On Off key for ten seconds wait at least 15 seconds and the instrument should restart automatically Note Performi...

Page 47: ...e Filter This should be regularly inspected for damage or discoloration and changed if needed The instrument should never be operated without the sample filter as this may result in water or dust entering the instrument The filter should be changed immediately if water can be seen Failure to do so can damage the instrument Sample Tubing Always ensure that sample tubes are not contaminated or damag...

Page 48: ... period VIASENSOR will repair or replace defective parts on an exchange basis The decision to repair or replace will be determined by VIASENSOR To maintain this warranty the purchaser must perform maintenance and calibration as prescribed in the operating manual Normal wear and tear and parts damaged by abuse misuse negligence or accidents are specifically excluded from the warranty Note Please co...

Page 49: ...a red cell with reference channel Range N2O 0 1 000ppm 0 10 000ppm leak detection mode Measurement accuracy Gas N2O Resolution 1ppm Accuracy 1 5 of range 2 of reading at reference conditions1 Temperature dependence 2ppm 1 8o F typical at 100ppm N2O Pressure dependence 0 1 of reading hPa typical at 100ppm N2O Response time T90 N2O 40 seconds 1 Conditions during factory calibration typically 68o F 4...

Page 50: ...P40 PHYSICAL Weight 1 1 lbs Size 6 5 L 3 94 W 2 17 D Case material ABS Polypropylene with silicone rubber inserts Keys 17 resin capped silicone rubber keys Display Liquid crystal display 128 x 64 pixel With RGB LED back light Gas sample filters User replaceable PTFE water trap filter G1 10 Soda lime filter CO2 scrubber Note Due to VIASENSOR s continuous program of improvement this specification is...

Page 51: ...time Approximately 3 years in air CO cell lifetime Approximately 2 years in air Range N2O 0 to 100 CO2 0 to 2000ppm O2 0 to 100 CO 0 to 500ppm Measurement accuracy Gas N2O Resolution 0 1 Accuracy 1 of range 2 of reading at reference conditions1 Temperature dependence 0 2 reading 1 8o F typical at 90 N2O Pressure dependence 0 02 of reading hPa typical at 90 N2O CO2 Resolution 5ppm Accuracy 1 of ran...

Page 52: ...nications USB type B mini connector HID device class Data storage 1000 reading sets 270 events PUMP Flow 100cc min typically 300cc min MAX ENVIRONMENTAL CONDITIONS Operating temperature 41 F to 104 F Operating pressure 200 7 W C to 602 2 W C Relative humidity 5 to 95 non condensing IP rating IP40 PHYSICAL Weight 1 1 lbs Size 6 5 L 3 93 W 2 17 D Case material ABS Polypropylene with silicone rubber ...

Page 53: ...fore and After RTC date time invalid None Factory calibration invalid or overdue Date Difference Service invalid or overdue Date Difference Field User Calibration invalid or overdue Time Channel Date Age Limit O2 Cell replacement overdue Time Channel Date Age Limit Pump replacement overdue Used Limit Battery replacement overdue Used Limit EEProm settings set to default Which Missing EEProm setting...

Page 54: ...ings memory nearly full Limit Actual Flow fail current limit exceeded Limit Actual Automatic power off Change logging mode Status Interval Pump time Change logging mode ID ID Changing logging mode ID site Site ID Flow fail current limit exceeded Limit Actual An alarm has changed state Alarm State Actual High Low Change of alarm setting Alarm State High Low Mode of instrument changed Before After ...

Page 55: ...G200 Analyzer Range OMG200N1 24 VIASENSOR Page 55 13 0 Certificate of Calibration A certificate of calibration is supplied at the time of purchase and updated when the instrument is serviced For example ...

Page 56: ...aste stream but through a registered recycling scheme Federal State and Local Municipalities with the support of the Environmental Protection Agency EPA are increasingly enacting laws and regulations with the fundamental aim of reducing the environmental impact of electrical and electronic equipment at the end of its life So when your instrument is at the end of its life please contact your State ...

Page 57: ...following standards EMC Directive 2004 108 EC EN 50270 2006 Electromagnetic compatibility Electrical apparatus for the detection and measurement of combustible gases toxic gases or oxygen Low Voltage Directive 2006 95 EC EN 61010 1 2001 Safety requirements for electrical equipment for measurement control and laboratory use General requirements Signed Date 30 September 2009 Dr Roger Riley NPI Direc...

Page 58: ...5 minutes G200 only Backlight LED illumination of the LCD display turns off after 30 seconds pressing any key relights the display Battery charge A full battery charge will take approximately three hours Calibration The process that an instrument will undergo to enable it to measure and display the various parameters in accordance with the manufacturer s specification Chemical cell Type of gas det...

Page 59: ...tion Firmware Firmware is the name given to the analyzer s internal software This can be programmed using the re flash command on Analyzer Data Manager The latest software release can be downloaded from the VIASENSOR website It is also automatically updated when the analyzer is returned for servicing General warnings Displayed throughout the documentation with a warning symbol Warning information ...

Page 60: ... that sample is not under pressure Select the Pump key on the analyzer to activate Regulator flow The regulator s flow is factory set It only requires a few turns to open no adjustment is available Sample tube Tube used to transfer sample gas from the source to the analyzer Soda lime CO2 filter kit Removes CO2 when taking a reading Must be fitted on the G200 model Span The point at which the gas a...

Page 61: ...rranty The instrument is guaranteed against defect in materials and workmanship for a period of 12 months from the date of shipment to the user and is subject to the recommended service and recalibration requirements Zero The point at which the gas analyzer is calibrated when there is none of the target gas present ...

Reviews: