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39 • Parts List

Model GX-2001 Operator’s Manual

Parts List

Table 7 lists replacement parts and accessories for the Model GX-2001.

Table 7: Parts List

Part Number

Description

06-1248RK

Calibration kit tubing (specify length in feet)

13-0112RK

Wrist strap

13-0113RK

Neck strap

10-1100RK

Screw, self tapping, for case

10-1100RK-02

Replacement screw kit, 8 case screws/4 sensor
retainer screws

10-1104RK

Screw, for sensor retainer

21-1823RK

Sensor cover retainer

21-1824RK

Sensor retainer

33-0158RK

Sensor cover, water proof

33-7106RK

Charcoal filter disk, 10 pack, for CO diffusion
port

33-7114RK

Filter disk, H

S scrubber, 5 pack, for

combustible diffusion port

49-1602RK

Ni-cad battery pack

49-1605RK

Ni-MH battery pack

49-2155RK

Battery charger, 100-240 VAC 50/60 Hz input

49-2156RK

Datalogging/charger station with cable and
software for datalogging, 100-240 VAC 50/60 Hz
input

49-2163RK

Battery charger, 100-120 VAC 50/60 Hz input

81-GX01HSCO

One 58 ltr. aluminum cylinder, regulator,
calibration plate, case & tubing

81-GX01HSCO-LV

One 34 ltr. aluminum cylinder, regulator,
calibration plate, case & tubing

81-GX01CO

One 103 ltr. cylinder, regulator, calibration plate,
case & tubing

Содержание 72-0233RKC

Страница 1: ...www rkiinstruments com Model GX 2001 Operator s Manual Part Number 71 0053RK Revision J Released 10 21 10...

Страница 2: ...calibration and maintenance of the gas monitor is essential for proper operation and correct readings Please calibrate and maintain this instrument regularly Frequency of calibration depends upon the...

Страница 3: ...icates the full 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 T...

Страница 4: ...ds 8 Alarm Lights 8 Buzzer Vibrator 9 Battery Pack 9 Belt Clip 9 Battery Charger 9 Start Up 10 Start up Procedure 10 Performing a Demand Zero 11 Turning Off the Model GX 2001 11 Operation 12 Normal Op...

Страница 5: ...lacing the Battery Pack 33 Replacing the Scrubber Filters 35 Replacing the Sensor Cover 36 Replacing a Sensor 37 Rotating the Belt Clip 38 Parts List 39 WARNING Understand manual before operating Subs...

Страница 6: ...ve audible vibrating alarms for dangerous gas conditions and audible alarms for unit malfunction Glow in the dark control buttons Microprocessor control for reliability ease of use and advanced capabi...

Страница 7: ...5 vol Over 40 0 vol Alarm 1 10 ppm Alarm 2 30 ppm TWA 10 ppm STEL 15 ppm Alarm 1 25 ppm Alarm 2 50 ppm TWA 25 ppm STEL 200 ppm Operating Temperature and Humidity 10 to 40o C Below 85 RH Without Conden...

Страница 8: ...Communication Computer Cable Communication Software Windows 95 98 NT Automatic Calibration Station Hand Aspirated Sample Draw with Hose and Probe Wrist Strap included with every unit Neck Strap Dimens...

Страница 9: ...ronmental conditions indoors and out The unit is dust proof and weather resistant On the front of the case is a digital LCD which shows gas concentrations battery level time and other readings includi...

Страница 10: ...f the case It has 4 diffusion ports one for each sensor and has recessed areas in it for the charcoal filter the H2S removal filters and the sensor cover The sensor cover retainer snaps onto the senso...

Страница 11: ...ith an H2S absorbing material It fits into a recessed area of that port The CO sensor will respond if exposed to H2S and certain hydrocarbon gasses The charcoal filter scrubs these gasses out of the g...

Страница 12: ...he dark control buttons These buttons are MODE POWER DISP and AIR They turn on the power to the Model GX 2001 and turn it off They control what is displayed on the LCD including battery level time dat...

Страница 13: ...ts located on top of the unit The alarm lights are two red LEDs that alert you to gas low battery and sensor failure alarms DISP Turns the LCD back light on Displays the next target gas when the unit...

Страница 14: ...l GX 2001 detects a low battery voltage a low battery warning is activated The battery can be replaced by removing the belt clip on the back of the Model GX 2001 See the maintenance section of this ma...

Страница 15: ...tery level is low or if the battery icon is flashing and the unit s buzzer sounds recharge the Model GX 2001 s battery 3 The four gas sensors inside the Model GX 2001 begin working and the concentrati...

Страница 16: ...Mode press and hold the AIR button for about three seconds to allow the Model GX 2001 to set the zero reading for HC CO and H2S and to set the span for O2 While you are pressing the AIR button the LC...

Страница 17: ...starting with O2 then H2S CO and HC Oxygen is displayed as a percentage H2S and CO as parts per million ppm and HC combustible gases as a percentage of the lower explosive limit LEL Displaying Peak R...

Страница 18: ...e cleared the TWA is still calculated over eight hours with the missing time assigned a zero 0 value for the readings 1 Make sure the Model GX 2001 is in Measuring Mode The four target gasses should b...

Страница 19: ...2001 is calibrated to methane To use this table multiply the display reading on the combustible gas channel by the factor in the appropriate row to obtain the actual gas concentration For example if y...

Страница 20: ...alarm indications including multiple alarms and trouble alarms It also tells you how to reset the Model GX 2001 after an alarm has occurred and how to respond to an alarm condition NOTE False alarms m...

Страница 21: ...point setting Name of gas displayed Alarm light flashes twice per second Back light turns on Gas reading flashes Pulsing tone twice per second Unit vibrates twice per second TWA or STEL Concentration...

Страница 22: ...concentration of CO for 20 seconds then HC for three seconds etc If the TWA and STEL alarms are triggered alarm indications for both gasses occur at the same time The LCD would then display both TWA...

Страница 23: ...eset the alarm using the MODE POWER button once the alarm condition has cleared 4 Calibrate the Model GX 2001 as described in the calibration section of this manual 5 If the over range condition conti...

Страница 24: ...re continues replace the sensor as described in Replacing a Sensor 4 If the sensor failure condition continues after you have replaced the sensor contact RKI Instruments Inc for further instructions A...

Страница 25: ...release the aspirator bulb 15 times Monitor the readings and note if any alarms occur The readings will peak shortly after the last squeeze and may decrease before all the channels can be checked To...

Страница 26: ...points and their factory settings are summarized in the table below In the table above Alarm 1 and Alarm 2 for HC CO and H2S refer to a rising concentration of these gasses The first alarm is triggere...

Страница 27: ...wed by H2S CO then HC Use the AIR button to increase the alarm point and the DISP button to decrease the alarm point When using the MODE POWER button press it once to display the next reading If you p...

Страница 28: ...and date values You can only change a value if it is flashing Use the AIR button to increase a value Use the DISP button to decrease a value NOTE Once you have cycled though the time and date values t...

Страница 29: ...he unit should still be calibrated periodically The optimum frequency of calibration depends heavily on how the GX 2001 is used For example instruments used daily may need to be calibrated weekly or m...

Страница 30: ...1 you must set the zero readings as described in Setting the Zero Readings for All Target Gasses You will also need the supplies listed below Calibration kits from RKI Instruments Inc are available fo...

Страница 31: ...s recommend that you start with the oxygen sensor first followed by the H2S CO and HC sensors in that order The reason for this calibration sequence is that while the Model GX 2001 is in Calibration M...

Страница 32: ...ulator automatically begins introducing the calibration sample to the sensors 6 Let the gas flow for two minutes before adjusting the span 7 Use the AIR button to in increase the reading and the DISP...

Страница 33: ...a flow rate of 0 5 LPM and non absorbent tubing Setting Up the Model GX 2001 for Auto Calibration WARNING Calibrate the Model GX 2001 in a non hazardous environment 1 Attach the adapter plate to the...

Страница 34: ...t be changed to match a cylinder concentration the datalogging software must be used so the Datalogging Charger Station 49 2156RK must be used 6 Press the MODE POWER button to proceed The current gas...

Страница 35: ...Troubleshooting The troubleshooting table describes error messages symptoms probable causes and recommended action for problems you may encounter with the Model GX 2001 Table 6 Troubleshooting the Mod...

Страница 36: ...filter disk or the charcoal filter disk over the CO sensor are saturated The sample gas is not reaching the sensor because of a bad connection The calibration cylinder may be out of gas or is outdated...

Страница 37: ...loading See Parts List for more information 3 Place the Model GX 2001 in the battery charger 4 While the unit is being charged the red LED on the top face of the charger is on 5 When the red LED turns...

Страница 38: ...ll pins holding the belt clip to the unit by grasping them with your fingers 4 Unscrew the four screws holding the metal plate to the back of the Model GX 2001 then remove the plate 5 Carefully press...

Страница 39: ...01 before inserting the top Inserting the top of the battery first before the bottom may damage the circuit board underneath 7 Replace the screws small pins metal plate and belt clip in reverse order...

Страница 40: ...also used in the CO sensor diffusion port It is installed over the charcoal filter disk One H2S removal filter disk is also located in the combustible gas diffusion port 6 When the appropriate scrubb...

Страница 41: ...the Model GX 2001 and remove them 3 Using 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 repla...

Страница 42: ...ts socket 4 Carefully insert the replacement sensor in the socket CAUTION When replacing a sensor verify that the sensor is properly aligned with its socket before inserting it into the socket The CO...

Страница 43: ...the calibration section of this manual Rotating the Belt Clip 1 On the same side if the unit remove two of the 4 screws that retain the belt clip retaining pins 2 Grasp the pins and slide them out 3 R...

Страница 44: ...33 0158RK Sensor cover water proof 33 7106RK Charcoal filter disk 10 pack for CO diffusion port 33 7114RK Filter disk H2S scrubber 5 pack for combustible diffusion port 49 1602RK Ni cad battery pack 4...

Страница 45: ...minum 81 0154RK 04 Four gas calibration cylinder 50 LEL CH4 12 O2 50 ppm CO 25 ppm H2S 34 liter aluminum 81 1003RK Regulator fixed flow 0 5 LPM 17 34 liter steel 81 1004RK Regulator fixed flow 0 5 LPM...

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