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10 Definition of Terms

9-2. List of accessories

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RX-8000

Definition of Terms

vol%

Gas concentration indicated in the unit of one-hundredth of the volume

LEL

The acronym of Lower Explosion Limit.
LEL refers to the lowest concentration of a combustible gas in air capable of
causing explosion when ignited.

Содержание RX-8000

Страница 1: ...PT0E 1194 Portable Gas Detector RX 8000 Operating Manual PT0 119...

Страница 2: ...edures 18 4 4 How to start the gas detector 19 4 5 How to detect 21 4 6 Modes 23 4 7 Air calibration mode 24 4 8 Display setting mode 26 4 9 Pump OFF mode 29 4 10 Manual memory mode 30 4 11 How to exi...

Страница 3: ...ing the indicator alarm unit 1 2 Purpose of use This product is a portable explosion proof gas detector that measures the concentration of combustible gas and oxygen in crude oil vapors etc in inert g...

Страница 4: ...R This message indicates that improper handling may cause serious damage on life health or assets WARNING This message indicates that improper handling may cause serious damage on health or assets CAU...

Страница 5: ...IP protection class IP20 IP20 is a protection class on explosion proof certification The IP protection class is compliant to IP67 level by factory default Make sure that the product model on the namep...

Страница 6: ...0 410 A and maximum power of 330 mW Main circuit Maximum voltage of 4 25 V maximum current of 0 653 A and maximum power of 526 mW Battery charging contact Allowable current of 250 VAC Ambient temperat...

Страница 7: ...ty of water Fresh air adjustment in atmosphere When the air calibration is performed in the atmosphere check the atmosphere for freshness before beginning the air calibration If other gases exist the...

Страница 8: ...e gas detector at higher temperatures humidities and pressures or at lower temperatures than the operating range Avoid long term use of the gas detector in a place where it is exposed to direct sunlig...

Страница 9: ...ctor The water proof and explosion proof properties and accuracy may be deteriorated Do not use the gas detector while recharging it When you measure concentrations of oxygen in inert gases for a long...

Страница 10: ...rallel to the Lithium ion battery unit About dry battery unit BUD 8000 R TOSHIBA AA alkaline batteries LR6 can be used Maxell CR1220 battery is used for backup Certificate numbers IECEX IECExDEK13 009...

Страница 11: ...tection class IP20 IP20 is a protection class on explosion proof certification The IP protection class is compliant to IP67 level by factory default About explosion proof of the main unit The battery...

Страница 12: ...nspecified main units deviates from the range of explosion proof certification The specifications of the BUD 8000 R are as follows Pump circuit Maximum voltage of 4 95 V maximum current of 1 12 A and...

Страница 13: ...ess this switch to change between display modes 8 POWER ENTER switch Turns on and off the power 9 Gas inlet Connect a sampling hose to this port 10 Gas outlet Exhausts the gas drawn into the gas detec...

Страница 14: ...the bar graph NOTE The meanings of battery level icons are as follows Sufficient Low Needs charging If the battery level is lower than the above the inside of the battery icon starts to blink NOTE The...

Страница 15: ...e free of dust or clogging Check that there is no bend or hole in the gas sampling hose and relay tube Recharging of Batteries when the Li ion battery unit BUL 8000 R BUL 8000 R1 are used When the gas...

Страница 16: ...s when the dry battery unit BUD 8000 R is used When the gas detector is used for the first time or when the battery level is low attach new AA alkaline batteries CAUTION Do not pull the charging jack...

Страница 17: ...e locations of the connection terminal and projection portions 4 Securely tighten the two battery unit screws Batteries Battery cover Battery cover fixing screw Polarity indication of batteries Bottom...

Страница 18: ...the main unit NOTE Connect each part such as to the gas inlet GAS IN until it clicks into place to ensure connection CAUTION Use only a gas sampling hose specified by RIKEN KEIKI Use the gas detector...

Страница 19: ...operations The detection mode is activated after the power is turned on Manual Memory Mode Detection Mode LCD Air Calibration Mode Fault Alarm Status Self latching AIR long pressing long pressing Disp...

Страница 20: ...itches between Date Time Battery Voltage and others and self diagnosis is conducted the gas detector enters the detection mode Start up Procedure Keeping the POWER switch pressed for three seconds or...

Страница 21: ...y alarm temporarily set the gas concentration display that was abnormal on the sensor to and start gas detection However notify the abnormality to RIKEN KEIKI promptly Gas for which there was an abnor...

Страница 22: ...pressure is applied to the gas inlet and outlet GAS IN GAS OUT of the gas detector detected gases may leak out from its inside and may cause dangerous conditions Be sure that excessive pressure is no...

Страница 23: ...ntration of a detected combustible gas exceeds 100 LEL When the concentration drops the display returns to the LEL range again The following shows an example of switching timing Diagram example of gas...

Страница 24: ...or oxygen display detected during measurement from power on to the present Full Scale Display Alarm Setpoint Display Alarm Test Optional Setting ALARM P The gas alarm function is an optional setting C...

Страница 25: ...shness before beginning the air calibration If other gases exist the adjustment cannot be performed properly thus leading to dangers when the gas leaks CAUTION Perform air calibration under pressure a...

Страница 26: ...If the air calibration fails FAIL AIR CAL is displayed along with the name of gas sensor which has become faulty Press the switch to reset the fault alarm calibration failure In this case the value b...

Страница 27: ...ode Display Setting Mode Peak Display Displays the maximum concentration or minimum concentration for oxygen detected during measurement from power on to the present Full Scale Display Alarm Setpoint...

Страница 28: ...return to the display setting mode menu On the gas detector either of the IDs from ST ID000 to ST ID127 has been registered unless otherwise specified The data logger management program option is requ...

Страница 29: ...press the ESC switch to return to the display setting mode menu 3 Every time the or switch is pressed the log data menus are displayed in turn Press either the or switch to select log data that you w...

Страница 30: ...the pump operation only Pump OFF Mode Only the pump operation is stopped Press the PUMP switch shorty to resume the pump operation NOTE When the pump operation is stopped the buzzer sounds twice beep...

Страница 31: ...e gas detector NOTE The screen displays the memory number date and instantaneous value in turn Go to the next step to execute recording No value is recorded at this point yet If you do not want to rec...

Страница 32: ...fresh air After the display returns to zero or 20 9 for oxygen keep the POWER switch pressed until the power is turned off NOTE If the display is not zero when the power is turned off a purge operatio...

Страница 33: ...eatedly malfunctioning contact RIKEN KEIKI immediately Display Operation LCD display Displays an error message Alarm lamp Repeatedly blinks at about one second intervals Buzzer Repeatedly sounds inter...

Страница 34: ...libration History Various Trend Event History Functions The gas detector has history and trend functions To use these functions please contact RIKEN KEIKI NOTE The data logger management program optio...

Страница 35: ...the concentration display value is zero or 20 9 vol on the oxygen deficiency meter When the reading is incorrect perform the air calibration after ensuring that no other gases exist around it Flow ra...

Страница 36: ...rectness of the flow rate indicator on the gas detector If the flow rate is incorrect performs the flow rate adjustment Filter check Checks the dust filter for dust or clogging Replaces a dirty or clo...

Страница 37: ...he span adjustment Gas sampling bag Main unit RX 8000 GAS IN GAS OUT Exhasut booth or collect gas with sampling bag WARNING About the span gas The span gas is a hazardous gas combustible toxicity oxyg...

Страница 38: ...ultaneously for about a second to enter the span adjustment mode ONE CAL HC LEL adjustment HC vol adjustment O2 adjustment ESCAPE NOTE If the Air Calibration Mode screen is displayed because the timin...

Страница 39: ...e ENTER switch to confirm it When END is displayed the HC LEL span adjustment is completed Remove the gas sampling bag 10 Then use the or switch to select HC vol Press the ENTER switch to enter the HC...

Страница 40: ...et to supply the gas to the gas detector Wait for the concentration display value to be stabilized 15 When it is stabilized adjust the concentration display value to calibration gas concentration valu...

Страница 41: ...tor gets wet water may remain in the buzzer sound opening or clearances Drain water as follows 1 Wipe away moisture on the gas detector thoroughly using a dry towel cloth etc 2 While holding the gas d...

Страница 42: ...time it must be replaced regarding the operating conditions Check the dust filter and then replace it as necessary Gas sampling probe The gas sampling probe has a built in dust filter Replace the filt...

Страница 43: ...ble gas sensor DE 3123 4 DE 3113 13 6 months 5 years 1 Oxygen sensor OS BM1 6 months 1 year 1 Pump unit RP 11 6 months 1 2 years 1 Rubber seals 2 years A set Li ion battery pack for BUL 8000 R BUL 800...

Страница 44: ...harging the batteries until the battery level icon shows one battery mark or so If the gas detector is stored with the batteries fully recharged the batteries get deteriorated more quickly and may hav...

Страница 45: ...tbin mark This symbol mark is indicated on the products which contain the batteries which fall under EU Battery Directive 2006 66 EC Such batteries need to be disposed of as specified by the latest Di...

Страница 46: ...ions are disabled Disturbances by sudden surge noise etc In a non hazardous area remove the battery unit once and reinstall the battery unit and turn on the power to perform operations System abnormal...

Страница 47: ...g indicator lamp does not go on Abnormalities of Readings Symptoms Causes Actions The reading rises drops and it remains so Drifting of sensor output Perform the air calibration Presence of interferen...

Страница 48: ...lays Battery level icon pilot indicator and pump operation status indicator Buzzer sound volume 95 dB A or higher 30 cm Fault alarm self diagnosis System abnormalities sensor abnormalities battery vol...

Страница 49: ...um ion battery unit BUL 8000 R BUL 8000 R1 1 Attached to the main unit AC powered charger 1 Gas sampling probe and gas sampling hose 1 Filter tube 1 Relay tube 1 Shoulder strap 1 Filter tube fixing be...

Страница 50: ...8000 10 Definition of Terms vol Gas concentration indicated in the unit of one hundredth of the volume LEL The acronym of Lower Explosion Limit LEL refers to the lowest concentration of a combustible...

Страница 51: ......

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