Riken Keiki SF6 Series Operating Manual
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Riken Keiki SF6 Series Operating Manual

Purity meter
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PT3E-0572
SF6 Purity Meter
FI-8000-SF6

Operating Manual

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Summary of Contents for Riken Keiki SF6 Series

  • Page 1: Operating Manual

    PT3E-0572 SF6 Purity Meter FI-8000-SF6 Operating Manual...

  • Page 2: Table Of Contents

    Contents Outline of the Product ..........................3 Preface ................................3 Purpose of use ..............................3 Definition of DANGER, WARNING, CAUTION and NOTE ................3 Important Notices on Safety ........................4 2-1. Danger cases............................4 2-2. Warning cases ............................5 2-3. Precautions .............................. 6 Product Components ..........................

  • Page 3: Outline Of The Product

    Outline of the Product Preface Thank you for choosing our SF6 Purity Meter FI-8000-SF6 (hereinafter referred to as the purity meter). Please check that the model number of the product you purchased is included in the specifications on this manual. This manual explains how to use the purity meter and its specifications.

  • Page 4: Important Notices On Safety

    Important Notices on Safety To maintain the performance and use the purity meter safely, observe the following instructions of DANGER, WARNING and CAUTION. 2-1. Danger cases DANGER  This is not an explosion-proof unit. Do not use this product in a location designated as a hazardous area (explosion-proof area).

  • Page 5: Warning Cases

    2-2. Warning cases WARNING Sampling point pressure  The purity meter is designed to introduce a gas of 0.1 to 0.7 MPa (gauge pressure) through GAS IN. Do not introduce a gas that exceeds the range of 0.1 to 0.7 MPa (gauge pressure). Otherwise, a failure may be caused.

  • Page 6: Precautions

    2-3. Precautions CAUTION Do not measure gases that contain interference gases.  If a measuring gas contains an interference gas (other than SF6 and air), accurate readings cannot be obtained. Do not measure gases that contain interference gases. Use REF. IN and end of handy aspirator under atmospheric pressure. ...

  • Page 7: Product Components

    3-1. Main unit and standard accessories After opening the carton box, check the purity meter and accessories. If there is anything missing, contact RIKEN KEIKI. Main unit For names and functions of individual parts of the purity meter and LCD display, see "3-2. Names and functions for each part".
  • Page 8 Accessories AA alkaline battery Dry batteries used to drive the purity meter. : 3 pcs Gas inlet socket Attach this part to the sampling point as an inlet of gas to be measured. : 1 pc Manufacturer: NITTO KOHKI Model: MC-10SM Maximum use pressure: 1.0 MPa R1/8 Sampling hose...

  • Page 9: Names And Functions For Each Part

    3-2. Names and functions for each part This section describes names and functions of main unit and battery unit parts and LCD display. <Main Unit> (Case closed) (1) Pressure release valve (2) Latch Name Function Used when the cover cannot be opened due to pressure change. Pressure release For the purity meter, fully open the valve by rotating it counterclockwise to valve...
  • Page 10 <Main Unit> (Case opened) (5) Battery cover (1) GAS IN (6) Three-way switching valve (2) REF. IN (7) GAS OUT (3) 5 VDC (4) Detector head (8) Handy aspirator Name Function A supply port of measuring gas. Use the attached sampling hose to connect the sampling point with GAS IN, and supply a measuring gas to the GAS IN purity meter.
  • Page 11 <LCD Display> (5) Alarm LED arrays (1) LCD display (6) Infrared communication port (2) Buzzer sound opening (7) DISP switch/ [ESC switch] (8) POWER switch/ [ENTER switch] (3) REF CAL switch/ [▲ switch] (4) REC. switch/ [▼ switch] Name Function Displays a measuring gas name, measurement result, battery level, LCD display etc.
  • Page 12 Plug, tube and socket (1) GAS IN plug (2) Sampling hose (3) Gas inlet socket R1/8 Sampling point [Supply pressure] 0.1 - 0.7 MPa (gauge pressure) Name Function A joint that connects the sampling hose with main unit. GAS IN plug (The unit is shipped with this plug connected to GAS IN.) A tube that connects the gas inlet socket attached to the Sampling hose...

  • Page 13: Tubing Diagram

    3-3. Tubing diagram The tubing system of purity meter is configured as shown in the following figure. The direction of three-way switching valve determines the function as follows. Detector head connected to REF. IN line The air under atmospheric pressure can be drawn from REF. IN. Draw in fresh air with the handy aspirator two or three times to introduce it to the GAS room of the detector head.

  • Page 14: How To Use

    How to Use 4-1. Before using the purity meter Not only the first-time users but also the users who have already used the purity meter must follow the operating precautions. Ignoring the precautions may damage the unit, resulting in inaccurate gas measurement. 4-2.
  • Page 15 When attaching the sampling hose to the plug and socket, push in until a click sound is heard to ensure proper connection. GAS IN plug (1) Sampling hose (2) Gas inlet socket R1/8 Sampling point [Supply pressure] 0.1 - 0.7 MPa (gauge pressure) CAUTION  Use only the parts specified by RIKEN KEIKI.

  • Page 16: How To Start The Purity Meter

    4-3. How to start the purity meter When the power is turned on, self-diagnosis starts, and then the purity meter enters the measuring mode. Power-on Press and hold the POWER switch until the buzzer blips to turn on the power. When the power is turned on, the LCD display changes automatically as shown below, and the purity meter enters the measuring mode.

  • Page 17: Basic Operating Procedures

    4-4. Basic operating procedures <Measuring Mode> REC. (long pressing) <Caution Display> <Manual Memory> DISP <Measuring Gas/Range Detail Display> <Error Display> REF. CAL (long pressing) <Reference Calibration> NOTE  The purity meter provides the "Measuring mode" used to measure a predetermined gas and the "Setup mode"...

  • Page 18: Self-Diagnosis Function At Start-Up

    4-5. Self-diagnosis function at start-up The purity meter provides the "Measuring mode" used to measure a predetermined gas and the "Setup mode" used to change a measuring gas or set time. The manner of turning on the power is different between these modes.

  • Page 19: Reference Calibration

    4-6. Reference calibration Before performing measurement, perform reference calibration using fresh air. (1) Switch the three-way switching valve to the REF. side. (2) Pick up and squeeze the handy aspirator two or three times to draw in fresh air from REF. IN. (3) After the reading is stabilized, hold down the REF CAL switch.

  • Page 20: Supplying Measuring Gas

    4-7. Supplying measuring gas Install the attached gas inlet socket to the sampling point and connect the sampling hose between the gas inlet socket and GAS IN plug of main unit to supply a measuring gas. (Supply pressure: 0.1 - 0.7 MPa (gauge pressure)) GAS IN plug Sampling hose Gas inlet socket...

  • Page 21: Performing Measurement

    NOTE  In a low-temperature environment, the operating time is shortened due to the battery performance property.  At a low temperature, the response of the LCD display may get slow down. 4-8. Performing measurement Switch the three-way switching valve to the SAMPLING side to start supplying a gas to the detector head. Wait until replacement of gas inside the detector head is completed.

  • Page 22: Manual Memory

    4-9. Manual memory Any instantaneous value during measurement can be recorded. Up to 256 points of data can be recorded. (1) In the measuring mode, press the REC. switch (for about two seconds). (2) The buzzer blips and the time and instantaneous value at that time are recorded. The following screens are displayed on the purity meter.

  • Page 23: Measuring Gas/Range Detail Display

    4-10. Measuring gas/range detail display The detailed information of measuring gas/range can be checked. (1) Press the DISP switch. The purity meter displays the measuring gas and measuring range screens alternately. (2) After displaying ten cycles, the normal display returns.

  • Page 24: Checking Zero Point

    4-11. Checking zero point To check the zero point, switch the three-way switching valve to the REF. side and draw fresh air to the sensor using the handy aspirator. NOTE  If zero is not displayed, perform reference calibration again using fresh air. (See "4-6. Reference calibration"...

  • Page 25: Power-Off

    4-12. Power-off After measurement, squeeze the handy aspirator while the three-way switching valve is directed at the REF. side to draw in fresh air and discharge the measuring gas that remains inside the purity meter. To turn off the power, hold down the POWER switch. The buzzer sounds three times. Hold down the POWER switch until the screen display disappears to turn off the power.

  • Page 26: How To Set Setup Mode

    How to Set Setup Mode 5-1. Entering the setup mode This mode allows changing various displays and settings. This mode can be entered by pressing the POWER switch while holding down the ▲/REF CAL switch. Every time the ▲ switch is pressed, various menu screens are displayed in turn. Start-up procedures Power ON Press the POWER switch...
  • Page 27 ↓ ▲ → Saved data clear Saved data clear ENTER Deletes the saved data. => P31 ↓ ▲ IrDA communication Establish an infrared communication with a personal computer to perform various settings or data management. (The communication program is available as an optional accessory.) ↓...

  • Page 28: Measuring Gas Setting "1. Select Gas

    5-2. Measuring gas setting "1. SELECT GAS" A measuring gas can be set. (1) Press the ▲/▼ switch and select "1. SELECT GAS" from the setup mode menu. (2) When the ENTER switch is pressed, the currently set measuring gas, base gas, measuring range and other information are displayed as shown below.

  • Page 29: Date/Time Setting "2. Set Date/Time

    5-3. Date/time setting "2. SET DATE/TIME" The date and time of the internal clock can be set. (1) Press the ▲/▼ switch and select "2. SET DATE/TIME" from the setup mode menu. (2) When the ENTER switch is pressed, the set time is displayed. (Input example: January 20, 2014 23:47) NOTE When there is no need of changing the setting, press the ESC switch to return to the setup mode...

  • Page 30: Saved Data Display "3. View Saved Data

    5-4. Saved data display "3. VIEW SAVED DATA" Displays data recorded in the manual memory. (1) Press the ▲/▼ switch and select "3. VIEW SAVED DATA" from the setup mode menu. (2) Press the ENTER switch to display the saved data. NOTE ...

  • Page 31: Saved Data Clear "4. Clear Saved Data

    5-5. Saved data clear "4. CLEAR SAVED DATA" The data recorded in the manual memory can be deleted. (1) Press the ▲/▼ switch and select "4. CLEAR SAVED DATA" from the setup mode menu. (2) When the ENTER switch is pressed, a confirmation screen asking for permission to delete the saved data appears.

  • Page 32: Switch To Measuring Mode "6. Start Meas

    5-6. Switch to measuring mode "6. START MEAS." The measuring mode can be entered from the setup mode. (1) Press the ▲/▼ switch and select "6. START MEAS." from the setup mode menu. (2) When the ENTER switch is pressed, a confirmation screen asking for permission to enter the measuring mode appears.

  • Page 33: Operations And Functions

    Low battery voltage, low contrast, low UV intensity, calibration failure, out-of-specification temperature, out-of-specification pressure See troubleshooting and take appropriate actions. If the unit has problems and the caution display appears frequently, contact RIKEN KEIKI immediately. <Display Operation> Provides the normal and caution displays LCD display alternately.

  • Page 34: Error Display

    Battery error, contrast error, UV intensity error, setting information error, system error, built-in clock error, optical sensor unit error See troubleshooting and take appropriate actions. If the unit has problems and the error display appears frequently, contact RIKEN KEIKI immediately. <Display Operation> LCD display Provides the error detail.

  • Page 35: Maintenance

    See the pilot indicator to check for abnormalities. main unit Check the sensitivity using a calibration gas and ○ Span adjustment perform span adjustment as needed. WARNING  If an abnormality is found in the purity meter, contact RIKEN KEIKI immediately.
  • Page 36 Our qualified service engineers have expertise, knowledge and other information on the dedicated tools used for services, along with other products. To maintain the safety operation of the purity meter, please use our maintenance service. The followings are typical maintenance services. For details, contact RIKEN KEIKI. <Main Services> Item...

  • Page 37: Calibration

    7-2. Calibration Check the gas sensitivity of sensor using a calibration gas at least once a year. Note that the span adjustment requires dedicated equipment and creation of calibration gas. Request RIKEN KEIKI to perform span adjustment.

  • Page 38: How To Clean

    7-3. How to clean Clean the purity meter if it becomes extremely dirty. The purity meter must be turned off while cleaning it. Use a waste cloth or the like to remove dust. Do not use water or organic solvent for cleaning because they may cause malfunctions.

  • Page 39: Parts Replacement

    7-4. Parts replacement <Replacement of Regular Replacement Parts> Replace the regular replacement parts of the purity meter at recommended intervals. List of recommended regular replacement parts Quantity Maintenance Replacement Item (pieces Remarks intervals intervals per unit) Handy aspirator 5 years Replacement interval assuming 2500 times Sampling hose 1 year...

  • Page 40: Storage And Disposal

     When the purity meter is used again after a long-period storage, never fail to perform a calibration.  Contact RIKEN KEIKI for information on readjustment including calibration. 8-3. Disposal of products When the purity meter is disposed of, it must be treated properly as an industrial waste in accordance with the local regulations, etc.
  • Page 41 <Disposal in EU Member States> When disposing of the purity meter in EU member states, sort the batteries as specified. Handle the removed batteries according to the classified refuse collection system and recycling system based on the regulations of EU member states. NOTE Crossed-out recycle dustbin mark ...

  • Page 42: Troubleshooting

    This simply helps to find the causes of malfunctions which may frequently occur. If the purity meter shows a symptom which is not explained in this manual, or still has malfunctions even though remedial actions are taken, please contact RIKEN KEIKI. 9-1. Troubles on the unit...
  • Page 43 LOW BATTERY The contrast of interferometric Contrast sensor has been decreased so error is displayed. Request RIKEN KEIKI for the replacement or much due to contamination (ERROR) repair of interferometric sensor. that measurement cannot be LOW BRIGHTNESS performed.

  • Page 44: Troubles In Reading

    9-2. Troubles in reading Symptoms Causes Actions Reference calibration has not Perform reference calibration again in fresh air. been performed properly. If an interference gas (other than SF6 and air) Incorrect reading is included, correct measurement cannot be Presence of interference gas performed by the purity meter.

  • Page 45: Product Specifications

    Product Specifications 10-1. List of product specifications Model FI-8000-SF6 Measuring gas Sulfur hexafluoride (air base) Reference gas Detection Optical interferometric type principle Measuring 0.0 - 99.9% up range Minimum 0.1% resolution Accuracy of the ±1% (under the same conditions) reading Sampling Manual draw-in by handy aspirator method...

  • Page 46: Appendix

    Appendix Definition of terms Of the draw-in gases, the ones targeted for concentration measurement. Measuring gas Of the draw-in gases, the ones other than measuring gases. Base gas...

  • Page 47: Detection Principle

    Detection Principle Detection principle The refractive index of gases is determined by the types of composing gases and the mix ratio. When a mixed gas consists of two different gases and the types are known, the mix ratio (concentration) can be obtained by measuring the refractive index.

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Fi-8000-sf6

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