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PT3E-0391 

 
 
 
 

 
 

 

OPERATION AND MAINTENANCE MANUAL 

FOR 

RIKEN COMPACT INFRARED GAS MONITOR 

MODEL  RI-557 

 

 
 
 
 
 
 
 

 

Request for the Customers 

  Read and understand this operating manual before using the detector. 

  You must operate the detector in accordance with the operating manual.

 

  Regardless of warranty period, we shall not make any compensation for accidents and 

damage caused by using this product. 

The compensation shall be made only under the warranty policy of products or parts 

replacement.

 

  Because this is a safety unit, a regular maintenance for every six months and daily 

maintenance must be performed. 

 

If you find abnormalities in the detector, please notify them to our local representative 

immediately.

 

 

 

 

Summary of Contents for RI-557

Page 1: ...ting manual Regardless of warranty period we shall not make any compensation for accidents and damage caused by using this product The compensation shall be made only under the warranty policy of prod...

Page 2: ...rastically approx 10 15 changed 3 Alarm level shall be set within the performance of this monitor If set below our standard alarm level 20 of full scale it may be caused to false alarm 4 This is not a...

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Page 4: ...when stopping operation or move its installation place 34 Stopping the normal operation 34 Changing the installation place 34 Storage or treatment when not in use for a long period and treatment for...

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Page 7: ...he power on Normal operation cannot be performed if the power is re turned on within 5 seconds Confirm the float of the flowmonitor is within two red bars If the float is not within the red bars the c...

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Page 9: ...tor Fuse holder 2A fuses are mounted Gas outlet Sampled gas outlet from this monitor Power switch ON OFF switch for power supply Terminal plate 3P Terminal strip for power source Terminal plate 8P Ter...

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Page 13: ...d to make regular maintenance Do not install it where it will be danger for maintenance such as near the high electric power cable et Do not install the detector at places where It is required to stop...

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Page 15: ...arrester just before the field apparatus and the central control station The position of the lightning arrester installation is at each point of cable laid out from the outdoor to the indoor The ligh...

Page 16: ...vely and the contacts can not work High voltage is put inside of this monitor and then electrical parts may be damaged As it is big noise the trouble action may be taken by the reckless drive of CPU C...

Page 17: ...when make grounding Caution in wiring Be sure to make grounding for safety purpose and to keep stable operation of this monitor Do not connect each wire with gas pipe Make grounding corresponding to D...

Page 18: ...ecifications of terminal plate Specifications of terminal plate Rated voltage 250VAC Rated current 15A Port size M4 Suitable cable MAX 1 25mm2 Arrangement of terminal plate WARNING ALARM TROUBLE Signa...

Page 19: ...ction of piping material There are some high adsorptive gases in sample gas Select the proper piping material by considering the kind of sample gas Select the proper piping material by considering the...

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Page 23: ...s if some trouble would be happened LCD display Causes FAIL SYSTEM System failure FAIL SENSOR Sensor failure FAIL ZERO Zero point failure FAIL FLOW Flow failure Zero adjustment is necessary to operate...

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Page 27: ...contact our nearest agent Zero adjustment is failed Example Example Example Example When you use this unit first time or you have not used this unit for rather long term zero point might be shifted In...

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Page 33: ...reatment for gas leak shall be taken Gas alarm possibility except the case of gas detection It may respond to interference gas For interference gases contact the nearest agent or Riken Keiki It may be...

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Page 36: ...place where gases solvents or vapors are not present CAUTION Be sure to perform zero and span adjustments when the unit is used again The re adjustment and parts replacement shall be contacted to our...

Page 37: ...PCB 6 7 years 1 set 8 LCD 1 year 7 8 years 1 pce 9 Fuse 2A 8 years 2 pcs 10 Flowmonitor ass y 1 year 7 8 years 1 pce 11 O ring for flowmeter 1 year 3 6 years 1 pce 12 External dust filter 6 months 0...

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Page 39: ...rature and humidity in sampling gas changed suddenly or not The reading may be increased due to the sudden temperature and humidity change in sampled gas Make proper pre treatment to be a constant con...

Page 40: ...install the unit where sudden temperature and humidity change takes place 7 Span adjustment is not possible Is gas concentration for adjustment correct Use the appropriate gas concentration for adjust...

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Page 44: ...2A Gas sampling bag Protective dust filter for the inside of the unit Protective filter for the inside of the unit Flame arrestor 11 List of detection gas and range Detection range vol 0 2 0 5 0 10 0...

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