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GX-2009

Portable Gas Monitor

Operator’s Manual

Part Number: 71-0158RK

Revision: Q

Released: 6/5/20

www.calcert.com

[email protected]

1.800.544.2843

Содержание GX-2009

Страница 1: ...GX 2009 Portable Gas Monitor Operator s Manual Part Number 71 0158RK Revision Q Released 6 5 20 www calcert com sales calcert com 1 800 544 2843 0 5 10 15 20 25 30...

Страница 2: ...as monitor is essential for proper operation and correct readings Please calibrate and maintain this instrument regularly Frequency of calibration depends upon the type of use you have and the sensor...

Страница 3: ...extent of our liability and we are not responsible for removal or replacement costs local repair costs transportation costs or contingent expenses incurred without our prior approval THIS WARRANTY IS...

Страница 4: ...Start up Procedure 18 Performing a Fresh Air Adjustment 21 Turning Off the GX 2009 22 Operation 23 Normal Operation 23 Display Mode 23 Combustible Gas Detection 25 Alarms 26 Aspirator Adapter 30 Data...

Страница 5: ...ndition 62 Replacing the Scrubber Filters 63 Replacing the Sensor Cover 64 Replacing a Sensor 64 Parts List 67 WARNING Understand manual before operating Substitution of components may impair intrinsi...

Страница 6: ...on Microprocessor control for reliability ease of use and advanced capabilities Resistance to RF radio frequency interference Datalogging including interval trend data and alarm trend data STEL TWA an...

Страница 7: ...pm Over 300 ppm TWA 25 ppm STEL 200 ppm Operating Temperature and Humidity 20 to 50o C Below 85 RH Without Condensation Safety Regulatory C US 186718 CSA classified C US as Intrinsically Safe Exia Cla...

Страница 8: ...ump test function available Instruments that have a serial number starting with 04515 did not include the bump test function when shipped from the factory The factory setting for the bump test functio...

Страница 9: ...rs sensor cover sensors LCD control buttons printed circuit boards alarm LED arrays buzzer vibrator batteries and charging station Figure 1 Top Front Bottom Views POW ER MODE AIR LED Arrays Front Buzz...

Страница 10: ...ts are located on the bottom of the case The ports are labelled as follows from left to right H2S CO HC and O2 Three frosted windows one on the left side one of the right side and one on top cover ala...

Страница 11: ...has indexing features for the sensor retainer gasket The sensor retainer gasket seats onto the sensor retainer and seals the interface between the sensor retainer sensor cover and sensor cover retain...

Страница 12: ...s on the sensor retainer gasket over all the sensor diffusion ports and is secured in place by the sensor cover retainer If the sensor cover becomes dirty the response time and accuracy of the GX 2009...

Страница 13: ...al display is visible through the GX 2009 s front window Target gas concentrations the time battery condition and alarm indications are displayed on the LCD When either of the control buttons are pres...

Страница 14: ...nside the GX 2009 s case The buzzer sounds for gas alarms failure alarms and as an indicator during normal use of the GX 2009 s various operating modes A vibrating motor inside the GX 2009 case vibrat...

Страница 15: ...arging station consists of one instrument charging base and an AC adapter The AC adapter for the standard charging station plugs into a 115 VAC wall outlet and connects to the charging station with a...

Страница 16: ...up to a maximum of 5 charging bases The two instrument charging station is shown in Figure 5 and the five instrument station is shown in Figure 6 AC Adapter Adapter Jack Figure 5 GX 2009 Charging Sta...

Страница 17: ...to charge one instrument at a time so the DC powered charging station is only available as a single instrument charging station It uses the same charging base as the AC powered charging station Charge...

Страница 18: ...rs that are not available for adjustment in the instrument s operating modes If the unit is due for calibration and Cal Limit Check is set to Confirm to use then the following screen displays The alar...

Страница 19: ...ou must press the POWER MODE button to continue to normal operation If you do not press the POWER MODE button the buzzer will continue to beep and the LEDs will continue to flash for 6 seconds every 5...

Страница 20: ...n AL H indicates latching alarms and AL A indicates self resetting alarms See Alarm Logic Resetting Alarms on page 27 for a description of latching and self resetting alarms 7 The display then indicat...

Страница 21: ...an environment free of combustible or toxic gasses and of normal oxygen content 20 9 If you do not start up the unit in a fresh air environment the fresh air adjustment will not be accurate 10 The GX...

Страница 22: ...just the fresh air readings then return to the Normal Operation Screen Turning Off the GX 2009 1 Press and hold the POWER MODE button for about three seconds to turn off the unit The buzzer will sound...

Страница 23: ...gas name is CH4 if it is calibrated to methane CH4 or HC if it is calibrated to a another combustible gas See Combustible Gas Detection on page 25 for a discussion of the combustible channel gas name...

Страница 24: ...will return to the PEAK Screen 4 Press and release the POWER MODE button again to proceed to the STEL Screen The STEL values for CO and H2S are displayed 5 Press and release the POWER MODE button aga...

Страница 25: ...x 1 56 15 6 LEL pentane present The GX 2009 provides the combustible sensor with some protection against exposure to high levels of combustible gas It does this by turning off the combustible sensor...

Страница 26: ...otors Alarm Indications The GX 2009 will sound an alarm the LEDs will flash and the unit will vibrate when one of the target gas concentrations rises above the Warning low alarm setpoint or in the cas...

Страница 27: ...ster than Warning indication TWA or STEL Concentration of CO or H2S rises above the TWA or STEL alarm point setting TWA or STEL flashes to the right of the battery level icon The gas name in alarm fla...

Страница 28: ...sing gas condition or a decreasing oxygen condition 3 If your unit is set for latching alarms reset the alarm using the POWER MODE button once the alarm condition has been cleared Responding to Over R...

Страница 29: ...ack as soon as possible as described in Recharging the GX 2009 s NiMH Batteries on page 57 NOTE Alarms and the back light feature consume battery power and reduce the amount of operating time remainin...

Страница 30: ...2009 does not include the aspirator adapter 1 Turn on the GX 2009 as directed in Start Up on page 18 2 Attach the sample adapter plate to the sensor side of the instrument 3 Screw the probe onto the t...

Страница 31: ...dows 8 or Windows 10 If your computer has an infrared port then no additional accessories are needed to download data from the GX 2009 If your computer does not have an infrared port but does have a U...

Страница 32: ...N THE LEL RANGE MUST BE TESTED ON A KNOWN CONCENTRATION OF THE COMBUSTIBLE TARGET GAS TYPICALLY METHANE EQUIVALENT TO 25 50 OF FULL SCALE CONCENTRATION The LEL full scale is 100 LEL ACCURACY MUST BE W...

Страница 33: ...r that item 5 When you need to adjust the numerical value of a parameter increase it or decrease it use the AIR button to change the value When adjusting a numerical parameter value it is possible to...

Страница 34: ...ATE Screen Performing a Fresh Air Adjustment Entering the AIR CAL menu item allows you to perform a fresh air adjustment Perform a fresh air adjustment in Calibration Mode when you are performing a ca...

Страница 35: ...ation kit The procedure below describes a span adjustment of all four channels using a calibration kit that includes a 4 gas calibration cylinder a 0 5 LPM liters per minute regulator a calibration ad...

Страница 36: ...off the AUTO CAL function for a channel or channels do the following Press and hold the AIR button then press and momentarily hold the POWER MODE button Release both buttons as soon as you hear the b...

Страница 37: ...utton to accept the displayed value The previous screen will return Repeat the steps above for any other channels that require calibration gas value updates When you are done updating calibration gas...

Страница 38: ...s sensor face Make sure the adapter plate is oriented as shown in Figure 10 below with the sensor names on the adapter plate matching up with the sensor names on the instrument Figure 10 Installing t...

Страница 39: ...he LCD will show the following screen before returning to the AUTO CAL screen 11 If the span adjustment fails the LCD will show the following screen indicating which channel or channels failed the ala...

Страница 40: ...ot active you may use a 3 gas cylinder The standard 3 gas cylinder consists of 50 LEL methane 12 oxygen 50 ppm CO and a balance of nitrogen In the example below the CH4 channel s span is adjusted See...

Страница 41: ...rder along with an escape option CH4 oxygen H2S CO ESCAPE If you want to abort the span adjustment scroll through the channels until you arrive at the screen that indicates ESCAPE to the right of the...

Страница 42: ...r while installing it onto the cylinder Venting the regulator during installation helps prevent air from getting into the cylinder and degrading the gas Open the regulator by turning the knob counterc...

Страница 43: ...nnels use the AUTO CAL menu item to calibrate the GX 2009 13 Turn the regulator on off knob clockwise to close it 14 When you are finished with span adjustments scroll to the screen that indicates ESC...

Страница 44: ...use a 4 gas cylinder If the H2S channel on your GX 2009 is not active you may use a 3 gas cylinder to perform the bump test The standard 3 gas cylinder consists of 50 LEL methane 12 oxygen 50 ppm CO...

Страница 45: ...ibration Kit Assembly 4 Push the adapter plate onto the GX 2009 s sensor face Make sure the adapter plate is oriented as shown in Figure 14 below with the sensor names on the adapter plate matching up...

Страница 46: ...proceed as described in either Step 8 or Step 9 depending on the setting of Calibration After Bump Test Failed See the User Setup Program Operator s Manual for a complete description of this paramete...

Страница 47: ...t If any channel fails the bump test The instrument will beep and a calibration is immediately and automatically started Continue to apply the calibration gas At the end of the calibration the instrum...

Страница 48: ...n Entering the REFRESH menu item allows you to discharge the batteries If the GX 2009 s batteries are repeatedly only partially discharged before being charged or only partially charged before being d...

Страница 49: ...unction press and release the AIR button The unit will return to the REFRESH screen 3 If you want to abort the battery discharge at any time press and release the AIR button and the unit will return t...

Страница 50: ...h the REFRESH function same as in Calibration Mode Turn the password feature on or off and define the password NOTE You can set the GX 2009 to alert you during the startup sequence when calibration or...

Страница 51: ...the first menu item in User Setup Mode displays the DATE Screen 6 Use the AIR button to move forward through User Setup Mode When you get to the last menu item the START menu item continuing will take...

Страница 52: ...Calibration Mode section for instructions to set the date and time Performing a Fresh Air Adjustment See Performing a Fresh Air Adjustment on page 34 in the Calibration Mode section for instructions...

Страница 53: ...er than the Alarm setting for all channels 1 At the ALARM P screen press and release the POWER MODE button The following screen will display showing the combustible channel 2 You can scroll through al...

Страница 54: ...ens for setting the TWA and STEL alarms 8 Repeat Step 2 through Step 7 for any other channels whose alarm points you want to change 9 When you are done scroll to the following screen 10 Press and rele...

Страница 55: ...you will be able to enter User Setup Mode without entering a password 4 If the password feature was set to on the following screen will appear with the first digit flashing prompting you to enter the...

Страница 56: ...contact The unit shows abnormally high or low readings but other gas detection instruments do not The GX 2009 may need to be calibrated The sensor for the affected channel s may need replacement 1 Ca...

Страница 57: ...charging of other rechargeable batteries in the GX 2009 will void the warranty 1 Verify that the GX 2009 is off 2 Confirm that the adapter s DC output cord is plugged into the charger If a multi inst...

Страница 58: ...12 VDC vehicle plug adapter into a vehicle s 12 VDC power socket To Vehicle 12 VDC Power Socket DC Powered Charging Station Power Supply Jack Charge LED DC Adapter Figure 16 Connecting the Charging S...

Страница 59: ...pletely recharged NOTE A battery set will have a typical service life of 500 charging cycles When using the GX 2009 draining the batteries as much as possible before recharging them will help maintain...

Страница 60: ...ccessible from the back of the instrument 3 Grasp the instrument by the front case with your left hand 4 Grasp the rear case near the top where it is deepest with your right hand and gently pull the t...

Страница 61: ...not drop out of the case 6 The batteries will be visible in the front case on the main circuit board Once the front case is removed they are no longer held in place and can be easily removed 7 Remove...

Страница 62: ...adjustment as described in Performing a Fresh Air Adjustment on page 34 2 Apply calibration gas as described in Performing a Span Adjustment in ONE CAL on page 40 3 Instead of setting the gas reading...

Страница 63: ...the scrubber filters in a non hazardous environment 1 Verify that the GX 2009 is off 2 Unscrew the two screws that secure the sensor retainer and sensor cover retainer to the GX 2009 and remove them 3...

Страница 64: ...a small flat blade screwdriver gently pry each side of the sensor cover retainer away from the sensor retainer 4 Remove the sensor cover then insert the replacement cover 5 Reattach the sensor cover r...

Страница 65: ...WER MODE AIR LEL 0 2 H 2 S CO RKI GX 2009 H 2 S CO LEL O 2 Figure 24 Removing the Sensor Retainer to Replace a Sensor Line up slots in H2S and CO sensors with tabs in case O2 HC H2S CO HC CO H 2 S 0 2...

Страница 66: ...t line up with the contacts in the socket Forcing a sensor into its socket may damage the sensor or the socket 6 Snap the sensor retainer back onto the case then secure it to the GX 2009 with the two...

Страница 67: ...pter module Legasic for use with all premier portables without USB cable 47 5084RK 01 USB IrDA adapter assembly Legasic for use with all premier portables with module and USB cable 47 5085RK Cable USB...

Страница 68: ...ter steel 81 0090RK 03 Three gas calibration cylinder 50 LEL CH4 12 O2 50 ppm CO 103 liter 81 0154RK 02 Four gas calibration cylinder 50 LEL CH4 12 O2 50 ppm CO 25 ppm H2S 58 liter 81 0154RK 04 Four g...

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