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RIKEN
For HC gas use Model RX-415 (TYPE HC)
For CH4 gas use Model RX-415 (TYPE CH4)
Precaution in operation
・After reading this manual well, start to operate this instrument.
・Keep this manual where to carry out easily
・When take out this manual by use of construction work, be sure to put it
where it was.
・Do not use this instrument for no other than given purpose.
・When operate this instrument without using this manual or repair it by use of
no other parts than the genuine one, the safety and quality of products could
not be guaranteed. When any accident should take place by those irregular
method, we cannot assume the responsibility for it.
PORTABLE HC/O2 MONITOR
MODEL ＲＸ−４１５
OPERATION MANUAL
MARINE USE
Measuring range : HC : 0-100%LEL, 0-100vol%
Measuring range : CH4 : 0-100%LEL, 0-100vol%
2-7-6 Azusawa Itabashi-ku Tokyo, 174-8744 Japan
Phone : Tokyo (03) 3966-1113
Telex : 272 2638 RKNFNE
Fax
: (03) 3558 9110 G Ⅲ
E-Mail : intodept@rikenkeiki.co.jp
O2 : 0-25vol%
O2 : 0-25vol%
INS−1462 Rev 1.0
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Table of Contents
Related Manuals for RIKEN RX-415
Summary of Contents for RIKEN RX-415
- Page 1 PORTABLE HC/O2 MONITOR MODEL ＲＸ−４１５ OPERATION MANUAL MARINE USE For HC gas use Model RX-415 (TYPE HC) Measuring range : HC : 0-100%LEL, 0-100vol% O2 : 0-25vol% For CH4 gas use Model RX-415 (TYPE CH4) Measuring range : CH4 : 0-100%LEL, 0-100vol% O2 : 0-25vol% ...
- Page 2 INS−1462 Rev 1.0 In the beginning It is of our great pleasure to purchase Riken portable HC/O2 gas detector model RX-415 this time. This instrument is an explosion-proof type portable gas detector which is designed to measure the presence of crude vapors in an inert gas or in air such as HC gas, vapors and methane gas and O2.
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Page 3: Table Of Contents
INS−1462 Rev 1.0 Contents Page １．Name of each part ・・・・・・・・・・・・・・・・ ２．Operation ２−１．Preparation ・・・・・・・・・・・・・・・・・・・・ ２−２．Start-up procedure ・・・・・・・・・・・・・・・・・ ２−３．Check of flow monitors ・・・・・・・・・・・・・・ ２−４．Zero adjustment ・・・・・・・・・・・・・・・・・・ ２−５．Measurement ・・・・・・・・・・・・・・・・・・・ ２−６．Stop of pump operation・・・・・・・・・・・・・・・ ２−７．Measurement completion・・・・・・・・・・・・・・ ３．Alarm function ３−１．Kind of alarm and alarm pattern ・・・・・・・・・ ３−２．Countermeasure at alarm ・・・・・・・・・・・・・... -
Page 4: １．Name Of Each Part
INS−1462 Rev 1.0 1. Name of each part ⑤ ④ ③ ② ⑨ ⑩ ① ⑪ ⑥ ⑦ ⑧ ⑫ ⑭ ⑮ ⑬... - Page 5 INS−1462 Rev 1.0 ① Power/Enter switch This is used for the confirmation of power ON, OFF/input. ② PUMP/(+) switch This is used for pump Switch ON/OFF and to increase the input value. ③ ZERO/(-) switch This is used for zero adjustment and decrease the input value. ④...
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Page 6: ２−１．Preparation
（※ Gas sampling relay hose and sampling hose (Bar type/Float type) is optional accessories ） ・ Connection between gas sampling relay hose and model RX-415. ⇒ By holding knurling part with fingers, pull it to the arrow mark. ... - Page 7 INS−1462 Rev 1.0 ・ Connection between gas sampling relay hose and sampling hose 3. By holding the socket of gas sampling relay hose and the plug of sampling hose by fingers and plug in to the arrow mark until it gets a ticking sound. Socket Plug Sampling hose...
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Page 8: ２−２．Start-Up Procedure
INS−1462 Rev 1.0 ２−２． Start-up procedure Hold pressing power switch for 5 seconds and the power will turn on. Via battery check, filter probe connection check and sensor connection check, the gas detection will start. The sequence performance until the gas detection starts is as follows : Hold pressing power switch for 5 seconds ... -
Page 9: ２−３．Check Of Flow Monitors
INS−1462 Rev 1.0 ２−３． Check of flowmonitor When turn on power, the pump starts working. Check that it works properly by the flowmonitor (float) of filter tube with flowmonitor. Float When sucking properly (Can see the float) Float Not sucking properly (Can see the float) ２−４．... -
Page 10: ２−５．Measurement
INS−1462 Rev 1.0 ① Display, performance at zero calibration failure (See 3.) In case of HC zero cal. failure ＦＡＩＬ ＺＥＲＯ ＨＣ／ In case of O2 zero cal. failure ＦＡＩＬ ＺＥＲＯ ／Ｏ２ In case of HC/O2 zero cal. failure ＦＡＩＬ ... - Page 11 INS−1462 Rev 1.0 Warning ・ When the temperature is drastically changed at next detection point, in order to make accurate measurement, wait until the instrument accustom itself to its temperature (approx 10 min.). Then, start measurement after air calibration. Warning ・ When measure O2 in inert gas, confirm that CO2 density of sucked air is under ...
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Page 12: ２−６．Stop Of Pump Operation
INS−1462 Rev 1.0 Read-out of peak value When press PEAK switch in operation, this shows the peak value (Max point of reading for HC, ） Minimum point of reading for O2 from the power switch “ON” up to now. Then press PEAK switch again, the peak model is cancelled and returns to the measurement mode. -
Page 13: ２−７．Measurement Completion
INS−1462 Rev 1.0 ↓ ＨＯＬＤ ＰＵＭＰ ＫＥＹ Ｐ Ｕ Ｍ Ｐ Press for about 3 sec. ↓ ＰＵＭＰ ＰＯＷＥＲ ＯＦＦ (Pump stop operation) Release PUMP switch after pump off. ： → Pump Stop Operation ＰＵＭＰ ＰＯＷＥＲ ＯＦＦ ... -
Page 14: ３．Alarm Function
INS−1462 Rev 1.0 3. Alarm function ３−１． Kind of alarm and alarm function Trouble alarm is provided for this instrument. Each alarm is provided with buzzer, lamp and display. Trouble alarm and alarm pattern Lamp Buzzer " SYSTEM ERROR " System error Continuous ... -
Page 15: ３−２．Countermeasure At Alarm
INS−1462 Rev 1.0 ３−２． Countermeasure at alarm System error (“SYSTEM ERROR”) When receive an excessive noise, this error may appear. When the low battery alarm is given, replace 4 pcs of batteries with new ones according to the procedure of “5-1. Battery replacement”. Sensor connection error When give an excessive shock or impulse to the instrument such as dropping or throwing etc. -
Page 16: ４．Maintenance Check
INS−1462 Rev 1.0 4. Maintenance check 4−１． Battery replacement Warning ・Battery replacement shall be done at non-hazardous zone by all means. ・Be sure to use the genuine batteries. When make battery replacement, replace all 4 pcs batteries with new ones. Check that the power OFF. -
Page 17: 4−２．Gas Calibration
4−２． Gas calibration The measuring range of model RX-415 are dual expanded scale of 0-100%LEL and 0-100vol% for HC, and 0-25vol % for O2. Then, the gas calibration for all ranges is required. Prepare the calibration gas (both for low density gas and high density gas) and sampling bag. - Page 18 INS−1462 Rev 1.0 ０．０％ＬＥＬ ２０．９％ （ Gas density display ） ① Display and function in gas calibration error. (See 3) ＦＡＩＬ ＳＰＡＮ ＨＣ／ Danger ・ Do not approach the fire at the time of gas calibration at all. ...
- Page 19 INS−1462 Rev 1.0 ＊２ Put the calibration gas to sampling bag and make gas calibration in the following procedure. ０．０％ＬＥＬ ２０．９％ （ ） Gas density display ＊２： Calibration gas ｉ−Ｃ Ｈ ↓ ４ １０ ＨＯＬＤ ＳＰＡＮ ＫＥＹ Ｐ...
- Page 20 INS−1462 Rev 1.0 (６) ＊３ Put the calibration gas to sampling bag and make gas calibration in the following procedure. ０．０％ＬＥＬ ２０．９％ （ ） Gas density display ＊３： Calibration gas ↓ N2 : Over 99.5vol% ＨＯＬＤ ＳＰＡＮ ＫＥＹ Ｐ Ｕ Ｍ Ｐ Ｚ...
- Page 21 INS−1462 Rev 1.0 Gas sampling bag Instrument Gas inlet Caution ・ Do not supply the calibration gas directly by plugging in the gas inlet from the canned gas. Because the inside of instrument may be damaged. ・ Be sure to make calibration by both high density gas and low density gas. ...
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Page 22: 4−３．Filter Replacement
INS−1462 Rev 1.0 4−３． Filter replacement Check the filter (Cotton) in the filter tube with flowmonitor before measurement and if it is dirty, replace it with new one. By turning the knurling part of the filter tube with flowmonitor, open the filter tube with flowmonitor. -
Page 23: 4−４．O2 Sensor Replacement
INS−1462 Rev 1.0 4−４． O2 sensor replacement O2 sensor life of RX-415 is approx. 1 year. If the following phenomenon would be occurred, replace the sensor with new one. Sensor type is “OS-B3”. ＜ ＞ Phenomenon ① When “Calibration error” is displayed, even though the air calibration is performed by fresh air. -
Page 24: 4−５．Daily Check And Regular Maintenance Check
Replacement of parts As the following parts have its own end, it must be replaced regularly. When replace, contact the nearest agent or Riken Keiki Co., Ltd. Pump : Approx. 2 years (Depends on use frequency) ... -
Page 25: ５．Scrap Of Instrument
When scrap the instrument after a long use, do it in the same treatment as industrial scrap goods (Non-flammable goods) because no harmful material for environment is used except for O2 sensor. For scrap of O2 sensor, contact the nearest agent or Riken Keiki Co., Ltd. -
Page 26: ６．Trouble-Shooting
INS−1462 Rev 1.0 6. Trouble shooting This trouble shooting does not mention the possible cause of all the malfunction but simply shows it to help the cause research of probable malfunction. Trouble Cause Treatment ・Put batteries in correct way by ・ Power can not be on Empty batteries ... -
Page 27: ７．Caution In Operation
INS−1462 Rev 1.0 7. Caution in operation Keep the following items below to maintain the function of instrument and for safety. Warning ・Do not modify or alter the circuit or structure etc. After modifying and altering the instrument, the function can not be maintained ... -
Page 28: ８．Definition Of Words
INS−1462 Rev 1.0 8. Definition of words ％ＬＥＬ When define the Lower Explosion Limit of combustible gas as 100%. ：１００％ＬＥＬ ＝ ５．０ｖｏｌ％ Methane ：１００％ＬＥＬ ＝ １．８ｖｏｌ％ Iso-butane ｖｏｌ％ This is the unit showm by percentage for how much a special material (or gas) in a volume ... -
Page 29: 9−１．Specifications
INS−1462 Rev 1.0 9. Specifications 9−１． Specifications MODEL ： ＲＸ−４１５ （ＴＹＰＥ ＨＣ） Detection Galvanic cell NDIR (Non-Dispersive Infrared method) principle Detection Oxygen (O2) Calibration Oxygen Iso-buthane Measurable 0-25vol% 0-100%LEL / 0-100vol% Dual auto range range (0.1vol%) (0.5%LEL) / (0.5vol%) ±... - Page 30 INS−1462 Rev 1.0 MODEL ： ＲＸ−４１５ （ＴＹＰＥ ＣＨ ） ４ Detection Galvanic cell NDIR (Non-Dispersive Infrared method) principle Detection gas Oxygen (O2) Calibration Oxygen Methane Measurable 0-25vol% 0-100%LEL / 0-100vol% Dual auto range range (0.1vol%) (0.5%LEL) / (0.5vol%) ± 5% of full scale (0-100%LEL) Within±0.7% ±...
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Page 31: 9−２．Accessories
INS−1462 Rev 1.0 9−２． Accessories (Common for HC and CH4) Standard accessories ① Alkaline batteries (Size C) 4pcs ② Filter tube with flow monitor and connection line with coupling 1pce ③ Spiral sampling tube (1m) 1pce ④ Gas sampling probe 1pce ⑤... - Page 32 10. Detection principle １0−１． NDIR method (Non-Dispersive Infrared) Model RX-415 is based on NDIR method (Non-Dispersive Infrared) and this structure is shown below. The infrared beam emitted from the light source passes through the measuring cell, and optical band pass filter which can pass the absorption wave of measuring gas and attains to the infrared sensor.
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