Nippon WA-5A Instruction Manual
  1. Manuals
  2. Brands
  3. Nippon Manuals
  4. Measuring Instruments
  5. WA-5A
  6. Instruction manual

Nippon WA-5A Instruction Manual

Mercury analyzer
Hide thumbs Also See for WA-5A:
Table of Contents

Advertisement

Quick Links

Download this manual
Mercury Analyzer
WA-5A
Instruction Manual
NIC-600-2236-10
Nippon Instruments Corporation

Advertisement

Table of Contents
loading

Related Manuals for Nippon WA-5A

Summary of Contents for Nippon WA-5A

  • Page 1 Mercury Analyzer WA-5A Instruction Manual NIC-600-2236-10 Nippon Instruments Corporation...

  • Page 2: Table Of Contents

    NIC-600-2236-10 Mercury Analyzer WA-5A Instruction Manual Table of Contents 1. Introduction ........................1 1.1. Safety precautions ....................1 1.1.1. Meaning of safety alert symbols ............... 1 1.1.2. Installation precautions ..................1 1.1.3. Maintenance precautions ................. 1 1.2. System Outline ......................2 2.
  • Page 3 5.1. Measurement Operation Flowchart ............... 17 5.2. Items essentially required for measurement............18 5.3. System startup ....................... 19 5.3.1. WA-5A startup ....................19 5.3.2. Startup of control software ................19 5.3.3. System check ....................20 5.4. Condition setting ....................22 5.4.1.
  • Page 4 NIC-600-2236-10 6.2.2.3. Paste......................49 6.2.2.4. Remove ......................49 6.2.2.5. Insert ......................49 6.2.2.6. Move ......................50 6.2.2.7. Save as csv file .................... 50 6.2.2.8. Save as jpg File ................... 50 6.2.2.9. Add data ....................... 50 6.2.3. Run menu ....................... 51 6.2.3.1.
  • Page 5 NIC-600-2236-10 6.4. Calculation formula for mercury amount and concentration ........84 6.5. Mercury content of standard gas ................85 7. Maintenance ........................86 7.1. Check items ......................86 7.1.1. Daily check ..................... 86 7.1.2. Annual check ....................87 7.2. Error and warning ....................88 7.3.

  • Page 6: Introduction

    1. Introduction NIC-600-2236-10 Introduction 1.1. Safety precautions 1.1.1. Meaning of safety alert symbols Indicates that incorrect handling could result in the death or severe injury Warning to the operator. Indicates that incorrect handling could result in moderate or minor injury Caution to the operator, or damage to property.

  • Page 7: System Outline

    1. Introduction NIC-600-2236-10 1.2. System Outline Mercury/WA-5A is a mercury measuring system that features quick, simple operation, high sensitivity and high accuracy measurement of the amount of mercury collected in a mercury collector tube dedicated for the system. The system can be operated and used for processing measurement results through a PC, allowing for various analysis including statistic calculation.

  • Page 8: Operating Principle

    2. Operating Principle NIC-600-2236-10 Operating Principle 2.1. Atmospheric mercury measurement by double amalgam method he system heats mercury collector tubes, which ambient air/fuel gas has passed through, in the heating furnace (H1) by passing air containing no mercury. The mercury trapped in gold amalgam is released as gaseous mercury during being heated.

  • Page 9: Part Names And Functions

    2. Operating Principle NIC-600-2236-10 2.2. Part names and functions 2.2.1. Front          Name Remarks  STD injection port A built-in septum provided  Collector tube heating furnace (H1) A built-in cooling fan provided ...

  • Page 10: Rear

    2. Operating Principle NIC-600-2236-10 2.2.2. Rear            Name Remarks  OUTLET Connected to the exhaust tube (O.D. 6mm)  Power  Power cable connection port AC100～240V  Fuse 100V10A or 250V5A ...

  • Page 11: Internal Components Viewed From The Top

    2. Operating Principle NIC-600-2236-10 2.2.3. Internal components viewed from the top     Name Remarks  Optical system unit  Absorption cell (200mm) For LOW range measurement  Absorption cell (1mm) For HIGH range measurement  Lamp...

  • Page 12: Internal Components Viewed From The Right

    2. Operating Principle NIC-600-2236-10 2.2.4. Internal components viewed from the right           Name Remarks  Valve V1 Switches carrier gases for sampling/detection  Re-collecting furnace (H2) A built-in cooling fan provided ...

  • Page 13: Internal Components Viewed From The Left

    2. Operating Principle NIC-600-2236-10 2.2.5. Internal components viewed from the left       Name Remarks  Main circuit board  SSR1 For H1 control  SSR2 For H2 control  Power board for optical system  Power board for electron cooling ...

  • Page 14: Specifications

    (1) Mercury analysis system WA-5A (2) Data analysis/System control software WA5Win (3) Standard accessories (4) Personal computer 3.2. Component specifications (1) Mercury analysis system WA-5A Analysis method Cold-vapor atomic absorptiometry Light source Low pressure mercury discharge tube Detector Photoelectric tube...

  • Page 15: System Installation

    4. System installation NIC-600-2236-10 System installation 4.1. Conditions for installation 4.1.1. Environment for installation Operating ambient temperature 10 - 40°C Operating ambient humidity 10 - 80%RH (no dew condensation) Storage ambient temperature 0 - 50°C Storage ambient humidity 10 - 80%RH (no dew condensation) Vibration No vibrations strong enough to be felt by the human body.

  • Page 16: Installation And Connections

    WA-5A (1) Place WA-5A and a PC in an installation location. (2) Connect WA-5A and the PC with a supplied LAN cable. (3) Plug in the power cable and connect it to the power source. (4) Connect the signal cable of the gas meter (when the optional gas meter is connected).

  • Page 17: Software Setup

    4. System installation NIC-600-2236-10 4.3. Software setup Set up the software to use WA-5A by following the steps below.  Installation of WA5Win  Network setting 4.3.1. Installation of WA5Win IF the OS language setting is not English (United States), please set as follows.

  • Page 18: Network Setting

    An IP address and subnet mask of the network adapter used by WA5Win should be set for the communication between WA-5A and WA5Win. WA-5A occupies the IP address of 192.168.2.2” and WA5Win occupies the IP address of “192.168.21” at the default setting. Therefore the IP address of the network adapter should be set to “192.168.2.1”...
  • Page 19 4. System installation NIC-600-2236-10 (4) Select [Internet Protocol Version 4(TCP/IPv4)] and click [Properties]. (5) Set the IP address and the subnet mask. IP address: 192.168.2.1 Subnet mask: 255.255.255.252 Then Click [OK] to complete the setting. * If the IP addresses are found to duplicate with the existing ones after the setting, it is possible to select a pattern where 192.168.219.253 and 192.168.219.254 are used.

  • Page 20: Configuration Setup

    4. System installation NIC-600-2236-10 4.3.3. Configuration setup full scale of the 200mm cell, Measurement method of WA-5A, options, the and destination folder for saving are set in the configuration setup. Refer to “0 ” System...

  • Page 21: How To Uninstall

    4. System installation NIC-600-2236-10 4.4. How to uninstall Follow the procedure below to uninstall WA5Win. When WA5Wiin is reinstalled, first uninstall it. (1) Click “Control Panel” on “Start Menu” to display the Control Panel. Then click “Uninstall a program”. (* Click [Program and Function] icon if “View by Icon”...

  • Page 22: Measurement

    5. Measurement NIC-600-2236- Measurement 5.1. Measurement Operation Flowchart System startup Adjustment of flow rate 流量調整 Heater check Inject gas washing System check solution Leak check Optical unit check Input measurement conditions Blank check Replace mercury collector tube Start measurement Heat mercury collector tube Carrier gas purge Measurement...

  • Page 23: Items Essentially Required For Measurement

    5. Measurement NIC-600-2236-10 5.2. Items essentially required for measurement (1) Standard buffer solution (pH=6.86) (* 0.1M NaOH for reducing vaporization measurement) (2) Distilled water (3) Mercury standard gas box (MB-1) (*Standard solution for reducing vaporization measurement) The calibration curve that can be created with MB-1 is limited to the one corresponding to about 100ng, since the amount of gas sampled from MB-1 at one time is 5mL.

  • Page 24: System Startup

    5. Measurement NIC-600-2236-10 5.3. System startup 5.3.1. WA-5A startup Open the front panel and turn on the switch. There’s the main switch on rear panel, which is always ON. 5.3.2. Startup of control software Click the short cut on desk top or select “NIC”-“WA5Win”-“WA5Win” in “All...

  • Page 25: System Check

    5. Measurement NIC-600-2236-10 5.3.3. System check The start window of system check is displayed when the software is started up. The system check consists of 7 items and checks the reliability of the system. (1) Flow rate check (Manual adjustment) (2) Heater temperature rise check (Automatic) (3) Gas washing solution filling (Manual) (4) Leak check (Manual)
  • Page 26 5. Measurement NIC-600-2236-10 ③ Gas washing solution filling Screen displays “Fill gas washing solution. Press “Start” button when the solution is filled. “ (1) Open roller clamps of both the gas washing bottle and the dehumidifying bottle and fill the gas washing bottle with the standard buffer solution (pH=6.869) and distilled water in a ratio of 1:1.

  • Page 27: Condition Setting

    5. Measurement NIC-600-2236-10 ⑥ Blank check The blank of the system is checked by the blank check. Purge measurement is repeated until the difference between the measured value and that of the previous measurement becomes less than 0.00001ABS. If the final value exceeds the set threshold value (initial value: 0.0005ABS), that is reported as an error (10 times at the maximum).

  • Page 28: Blank Check Condition

    5. Measurement NIC-600-2236-10 5.4.2. Blank check condition The blank check is a function by which the blank measurement is repeated automatically until a measured value goes down below a threshold value when a high- concentration sample exceeding the threshold value has been measured. The function suppresses the influence of a high-concentration sample on the measurement of the next sample.

  • Page 29: Setup Of Table Conditions

    5. Measurement NIC-600-2236-10 5.4.3. Setup of table conditions Click icon to display the setting screen of table condition and select the type of sample and the unit. The data set using this function can be changed after the measurement. Peak Select HEIGHT (peak height) or AREA (peak area).

  • Page 30: Creation Of Calibration Curve

    When crating a calibration curve with reducing vaporization: Set the quartz tube on the collector tube heating furnace and connect the impinger and WA-5A with the dedicated tube.  Remove the standard gas filling port and attach the quartz tube (empty collector tube).
  • Page 31 5. Measurement NIC-600-2236-10 (2) Set up the standard sample on the table screen.  Click the tab of the standard sample.  Put a check mark on “MEAS”.  Enter the temperature of the standard gas box. ② ③ ④ ⑤...
  • Page 32 5. Measurement NIC-600-2236-10 (3) Click icon to start the measurement. A screen for setting the name of file in which data is saved is displayed at first. Specify the file name. The file name is “Date + Time” at default. (Example: 2013-03-12 09-59-12.WA5) In the case the measurement is started after the template file is read in, the file is...
  • Page 33 5. Measurement NIC-600-2236-10 In the case of reducing vaporization Standard solution Appropriate volume (0 to 1mL)  Put an appropriate amount of the standard solution into the impinger. * The standard solution prepared with L-cysteine solution should be equal to or less than one tenth of the total amount.
  • Page 34 5. Measurement NIC-600-2236-10 (6) The calibration curve is automatically updated after the measurement. It is possible to decide whether or not to use the measurement data to create the calibration curve, by putting a mark in the “OX” column. ● Data is entered both in the LOW and HIGH ranges. Switch ○ and × in the acceptance/rejection field.

  • Page 35: Measurement Of Unknown Sample (Collector)

    (5) Remove the collector tube. (6) Put the mercury collector tube to be measured into WA-5A from the top so that the part with the dimple in the tube is on the downstream side, and insert the tube into the joint.
  • Page 36 * It is also possible to start the measurement by pressing F5 on the keyboard. (9) After the measurement is complete, remove the joint with septum from the mercury collector tube and the pull out the tube from WA-5A. Return to (1) and repeat the above procedure when the measurement needs to be continued.

  • Page 37: Measurement Of Unknown Sample (Liquid)

    5. Measurement NIC-600-2236-10 5.7. Measurement of unknown sample (Liquid) (1) Switch Table to Unknown sample. Click the tab of “SMP.” (2) Put a check mark on the column of “MEAS”. (3) Enter the name of sample in “NAME.” Otherwise, select “Travel Blank” or “Operation Blank.”...
  • Page 38 5. Measurement NIC-600-2236-10 (1) Put an appropriate amount of sample into the impinger. Pretreated sample Approximate amount (Usually 20mL) (2) Dilute the sample with distilled water to about 20mL total. 20mL (3) Drop 1 mL of tin chloride solution and set the inner tube of the impinger.

  • Page 39: Measurement Of Unknown Sample (Direct Sampling)

    5. Measurement NIC-600-2236-10 5.8. Measurement of unknown sample (Direct Sampling) (1) Select “Direct sampling” in the measurement condition setting. Sampling is performed for this time period if the sampling time is not specified in the unknown sample measurement. If this is set to Enable, the sample of which measurement value is lower than the threshold value is re-measured for the sampling time...

  • Page 40: Printing A Report

    (1) Open the roller clamps of the gas washing bottle and the dehumidifying bottle and discharge the gas washing solution. (2) Pour distilled water into the gas washing bottle once or twice to rinse the bottle. (3) Save the measured data to a PC. (4) Turn OFF the power of WA-5A.

  • Page 41: Wa5Awin

    6. WA5Win NIC-600-2236-10 WA5AWin This software has the functions of controlling the WA-5A and processing measurement data. All the operations of the WA-5A are performed by using the software. 6.1. Basic screen CALIBRATION screen SEQUENCE screen TABLE screen Status bar ...

  • Page 42: Calibration Screen

    6. WA5Win NIC-600-2236-10 6.1.3. CALIBRATION screen The "Calib" tab screen displays a prepared calibration curve. The "RESULT" tab screen displays the verification result of the cubic calibration curve. * From the verification result of the calibration curve, the accuracy of the prepared cubic calibration curve is determined.

  • Page 43: Status Bar

    This bar displays the status of the measurement sequence. When "OFF LINE" is indicated, communication with the WA-5A is not established. Check the power supply of the WA-5A and the cables for poor connection and whether two or more software programs are running.

  • Page 44: Std

    6. WA5Win NIC-600-2236-10 6.1.7.2. Displayed items change depending on the condition of “Measuring method of standard sample” in the setting of the measurement condition. When the measurement method of standard sample is set to “Collector”:     ① TEMP : Enter the temperature at which gas was collected in a syringe from the standard gas box.
  • Page 45 6. WA5Win NIC-600-2236-10 Others, Common items                 ① NAME Select a sample name from the pull-down menu to enter it. Select "STD" to use measurement data for a calibration curve, or "CV" to perform statistical calculation to quantify the lower limit or check the system.

  • Page 46: Smp

    6. WA5Win NIC-600-2236-10 6.1.7.3. Displayed items change depending on “Sample” in the table condition. ATM (atmospheric pressure) and TEMP (temperature) are displayed when the unit of concentration is set to normal conversion value (xx/ m N) in the table condition. The normal conversion value is output when the atmospheric pressure and temperature are entered at the sampling.
  • Page 47 6. WA5Win NIC-600-2236-10 Others, Common items                 ① RANGE Select the data from the LOW range or the HIGH range. ② NAME Enter a sample name. The pull-down menu shows "Travel Blank"...
  • Page 48 6. WA5Win NIC-600-2236-10 Check This function provides a standard sample for checking the equipment. When Check STD is selected, the standard Input window opens. When the standard value is entered, the recovery (%) is displayed after the measurement. GAS DIRECT SAMPLING LIQ SOL GAS(ABSORPTION LIQUID) Enter a manually calculated value.

  • Page 49: List Of Menu Commands

    6. WA5Win NIC-600-2236-10 6.2. List of menu commands The functions of respective menus are as described below. 6.2.1. File menu 6.2.1.1. New Execute this function to clear the currently displayed data and make a new measurement. Clear all. This clears both the STD table and the SMP table. Keep the calibration curve.

  • Page 50: Open

    6. WA5Win NIC-600-2236-10 6.2.1.2. Open This function opens and displays a previously saved file. The following two "file types" are available. WA5 Data File: File in which measurement results were registered WA5 Template File: File in which other items than measurement results were registered 6.2.1.3.

  • Page 51: Page Setup

    6. WA5Win NIC-600-2236-10 6.2.1.4. Page setup This function sets details for printing. Printer The current printer conditions are displayed. To change them, press the Setup of Printer button. Margins Set spaces for printing. Header/Footer Set the header and the footer. The header means characters at the top of pages and the footer means characters at the bottom of pages.

  • Page 52: Print Preview

    6. WA5Win NIC-600-2236-10 6.2.1.5. Print Preview This function displays a print image. Click Page Setup to display the [Page setup] screen.

  • Page 53: Print

    6. WA5Win NIC-600-2236-10 6.2.1.6. Print This function is used to print measurement results. Checked items are printed. For tables and profiles, only items marked with ○ in the OX field of the Table screen are printed. The full scale of profiles and the number of profiles to be printed on one screen are the same as those of the [PROFILE] screen.

  • Page 54: Edit Menu

    6. WA5Win NIC-600-2236-10 6.2.2. Edit menu This menu is used to copy a file name or move or delete data. * This menu is also displayed with a right click. 6.2.2.1. Copy This function copies selected data to the clipboard. When the TABLE screen is active, data is copied from a selected cell to the clipboard.

  • Page 55: Move

    6. WA5Win NIC-600-2236-10 6.2.2.6. Move To move data, execute this function. When the Move mode is executed, the pointer shape changes to . Drag the number corresponding to a line that you want to move to the desired position, and then release it. * Data cannot be moved between standard samples and unknown samples.

  • Page 56: Run Menu

    6. WA5Win NIC-600-2236-10 6.2.3. Run menu * Displayed when ”GAS METER” is selected as an option. 6.2.3.1. Start This function starts measurement. (Shortcut key: F5) First, the screen for setting a file name in order to save data is displayed. Specify a file name.

  • Page 57: Stop

    6. WA5Win NIC-600-2236-10 6.2.3.2. Stop This function terminates measurement without measuring the next sample when the current measurement is complete. (Shortcut key: F8) 6.2.3.3. Emergency This function terminates measurement immediately and starts the cooling process. 6.2.3.4. Reset This function restarts WA5. This is always effective. For example, this function is used when the system hangs up.

  • Page 58: Measurement Condition

    6. WA5Win NIC-600-2236-10 6.2.3.6. Measurement Condition 6.2.3.6.1 Condition Select the measurement method for each of standard sample and unknown sample. The measurement method should be selected from the following three methods. • Collector tube： A measurement mode in which a gas is sampled from the collector tube and gas box with a syringe.
  • Page 59 6. WA5Win NIC-600-2236-10 6.2.3.6.2 Blank Check This function automatically lowers the blank when a sample with high concentration is measured. Set the conditions of the function for lowering the blank. Blank Check Set the blank check function to "Continue" or "Blank check" Threshold Level [ng] Set a PEAK height value for the judgment of high concentration.
  • Page 60 6. WA5Win NIC-600-2236-10 6.2.3.6.3 Collector Purge When the Collector purge is executed, the system can be set so that Collector Purge is repeated until the measured value decreases to the threshold value.

  • Page 61: Standard Gas Preparation

    6. WA5Win NIC-600-2236-10 6.2.3.7. Standard gas preparation This mode is used to prepare a low concentration of standard gas in order to prepare a calibration curve for low concentration. Prepare a standard gas in a Tedlar bag. (* This is a function effective only when “GAS METER” is selected as an option.) Disconnect the exhaust tube at the outlet of the gas meter and connect tubes in the order of the mercury removal filter (mercury collector tube), the joint with...

  • Page 62: Flow Adjust/Leak Check

    6. WA5Win NIC-600-2236-10 6.2.3.8. Flow adjust/Leak check Execute this function to adjust the flow rate or to check piping for leakage. To adjust the flow rate, click the Adjust button. To check for leakage, click the Leak Check button. When this function is executed, the pump operates, and the current flow rate is displayed. “Flow Rate Adjustment”...

  • Page 63: Start & Heater Off

    6. WA5Win NIC-600-2236-10 6.2.3.9. START & Heater OFF This function makes a measurement, and turns OFF the heater after the completion of the measurement. You can allow the heater to automatically recover after being turned OFF. When "The heater does not automatically recover" is selected (1) Click START to start a measurement.

  • Page 64: Heater Off

    6. WA5Win NIC-600-2236-10 6.2.3.10. Heater OFF Turn OFF the heater and automatically turns it ON at the designated time. (1) Set the recovery time and click START, and then the heater turns OFF. (2) The heater turns ON when the set time has come.

  • Page 65: Maintenance

    6. WA5Win NIC-600-2236-10 6.2.3.11. Maintenance This function can operate and monitor the respective parts of hardware. Use this function when maintenance is required or any trouble is found.  WA5 (1) Sig/Ref Sig1 [V] Output voltage of the detector on the LOW side Ref [V] Output voltage of the detector for the amount of light of the lamp Sig2 [V]...
  • Page 66 6. WA5Win NIC-600-2236-10 Optical Adjust (about the adjustment of the optical system) When the "Optical Adjust" button is clicked, the Optical System Adjustment screen is activated. Use this function to adjust the voltages of SIG1, SIG2, and REF for the optical system. (Adjust ZERO and SPAN to 0 V and 4 V respectively.) The following three adjustment methods are available.
  • Page 67 6. WA5Win NIC-600-2236-10  WA5 (2) Solenoid valve 1 ON-OFF Solenoid valve 2 ON-OFF Solenoid valve 3 ON-OFF Solenoid valve 4 ON-OFF Not used BUZZER Buzzer ON-OFF A.Pump Air pump ON-OFF Displays the indicated value of the flow meter. Heater H1, H2 Temperatures of H1 and H2 Cur.temp...
  • Page 68 6. WA5Win NIC-600-2236-10  TC-WA For testing the sample changer TC-WA (option)
  • Page 69 6. WA5Win NIC-600-2236-10  Counter The counters are displayed. Measurement count Total number of measurements Mercury Exhaust Filter Amount Total amount of mercury measured Lamp Active time Energizing time of lamp Pump Usage time Pump driving time Press the "Clear" button to clear the counter.
  • Page 70 6. WA5Win NIC-600-2236-10  Parameter 1 Set the parameters for equipment control (for inspection by the manufacturer) . Correction of gas meter Enter the correction formula to [GAS.M TEMP FACTOR] if there is a deviation of 1°C or more between the thermometer built in the dry gas meter and the output value from the thermocouple.
  • Page 71 6. WA5Win NIC-600-2236-10  Parameter2 The parameters for controlling the system are set. (For inspection by the manufacturer)

  • Page 72: Memo Setup

    6. WA5Win NIC-600-2236-10 6.2.4. Table menu 6.2.4.1. Memo Setup Make a memo about measurement results. You can write in the fields: "Title," "Date," "Name," and "Memo." You can print the memo that has been set up. - Example of printing -...
  • Page 73 6. WA5Win NIC-600-2236-10 6.2.4.2. Table Conditions Set the table conditions. Based on the specified conditions, the calibration curve, mercury amount, and concentration are calculated. They can be changed even after measurement. Peak Select HEIGHT or AREA. Calibration Curve Select Normal "y = ax + b", and select the "y = ax + blank" low concentrations. And may select the "y=ax+0"...
  • Page 74 6. WA5Win NIC-600-2236-10 Moisture correction display This display is used only when the Measurement Method is RA and the Sample is of a type of Solid. Specify whether to display moisture correction. Unit Set the unit of Table screen. The selectable units are as follows. Sample CONC.

  • Page 75: Statistical Calculation Result

    6. WA5Win NIC-600-2236-10 6.2.4.3. Statistical calculation result Perform statistical calculations. For standard samples, calculations are performed based on the measurement results of data with the same standard value. For unknown samples, calculations are performed based on the measurement results of data with the same sample name. The menu can save data in a text file or copy data to the clipboard.

  • Page 76: Equipment Check Result Display

    6. WA5Win NIC-600-2236-10 6.2.4.5. Equipment check result display The results of "Equipment Check" recorded in a file read by selecting "File" - "Open" are displayed. This corresponds to the results of "Equipment Check" printed in the Print menu.

  • Page 77: System Menu

    6. WA5Win NIC-600-2236-10 6.2.5. System menu 6.2.5.1. Setup of IP Address (WA5/WA5Win) Change the IP addresses of the main body of WA5 and WA5Win.  When this function is executed, the screen for changing the IP address of the main body of WA5 is displayed.
  • Page 78 The IP address is generally changed by the function of "Setup of IP Address" - "WA5/WA5Win" in the menu for both WA-5A main unit and WA5Win simultaneously. If the change is reflected on the IP address of WA5 main unit only and not WA5Win due to some reason or the update of firmware fails, this function is used to change the IP address of WA5Win.

  • Page 79: Setup

    6. WA5Win NIC-600-2236-10 6.2.5.2. Setup 6.2.5.2.1 System Folder Which Saves Measured Data Specify a folder to save measurement data. Click the Browse button, and then select a folder. Language Select Japanese or English for characters to be displayed on the screen. * This setting becomes effective after a restart.
  • Page 80 6. WA5Win NIC-600-2236-10 Table Date Format Select from the following three formats to display measurement time in tables.  hh:mm : Only time is recorded.  yyyy/mm/dd hh:mm : Date (year/month/day) and time  mm/dd/ yyyy hh:mm : Date (month/day/year) and time Table Font size The font size of characters displayed in the Table window can be set between 7 and 12.
  • Page 81 6. WA5Win NIC-600-2236-10 6.2.5.2.2 Calibration curve criterion setting Set an acceptance criterion for calibration curves. ABS of 1ng or 100ng is calculated from a prepared calibration curve, and the evaluation of acceptance/rejection is made based on a deviation from the set value. Test Value Set standard values for Height and Area.

  • Page 82: Color Set

    6. WA5Win NIC-600-2236-10 6.2.5.3. Color Set Set colors on the PROFILE screen and the CALIBRATION screen. Back: Background color on the PROFILE screen and the CALIBRATION screen Fore: Axis color on the PROFILE screen and the CALIBRATION screen Calibration curve line color Without correction “LOW:”: Point color on the PROFILE screen and the CALIBRATION screen when drift correction is OFF in the LOW range...

  • Page 83: Firmware Update

    6. WA5Win NIC-600-2236-10 6.2.5.4. Firmware update Use this function to update the firmware of the main body of WA5-A. Click the Open button to read new firmware. The file name is "WA5.mot." When it has been read, "File load success." is displayed, and the Program button becomes effective.

  • Page 84: If The Firmware Failed To Be Updated

    CPU board to the boot mode. Normal mode Boot mode ② Check that the personal computer is connected to the main body of WA-5A with the Ether cable, and then turn ON the power. ③ Start WA5Win. ④ Perform writing in the same way as the previous section "Firmware update."...

  • Page 85: Window Menu

    6. WA5Win NIC-600-2236-10 6.2.6. Window menu 6.2.6.1. Screen Change (Sequence Screen) The SEQUENCE screen is displayed. 6.2.6.2. Screen Change (Profile Screen) The PROFILE screen is displayed. 6.2.6.3. Screen Arrangement Initialization The screen size is changed to the factory default. 6.2.6.4. Sequence Log and Error History Labeling The data of the sequence log file and the error history file is displayed.

  • Page 86: Help

    6. WA5Win NIC-600-2236-10 6.2.7. Help 6.2.7.1. About The software version is displayed.

  • Page 87: How To Determine A Calibration Curve

    6. WA5Win NIC-600-2236-10 6.3. How to determine a calibration curve The calibration curve is calculated using the least square method as follows. 6.3.1. 1 Linear formula 《y=ax+b》 a = ( ∑yx * n - ∑y * ∑x ) / ( ∑x^2 * n - ∑x^2 ) b = ( ∑y - a * ∑x ) / n 《y=ax+Blank》...
  • Page 88 6. WA5Win NIC-600-2236-10 《y=ax^3+bx^2+cx+Blank》 tx3yp= ∑x^3y s1= (tx3yp * tx2p) - (tx1yp * tx4p) tx2yp= ∑x^2y s2= (tx2yp * tx2p) - (tx1yp * tx3p) tx1yp= ∑xy s3= (tx6p * tx2p) - (tx4p * tx4p) tx6p = a∑x^6 s4= (tx5p * tx2p) - (tx4p * tx3p) tx5p = a∑x^5 s5= (tx3p * tx2p) - (tx1p * tx4p) tx4p = a∑x^4...

  • Page 89: Calculation Formula For Mercury Amount And Concentration

    6. WA5Win NIC-600-2236-10 6.4. Calculation formula for mercury amount and concentration ① STD ● Collector =Saturated mercury gas concentration (TEMP)× S.VOL ● Vaporization =CONC. × S.VOL ×(D.VOL ÷ C.VOL) ● Direct Sampling =CONC. × S.VOL ×(273.15÷(273.15 + TEMP)) ② MEAS. =(HEIGHT.AREA - Intercept of calibration curve (b))/ Gradient of calibration curve (a) ③...

  • Page 90: Mercury Content Of Standard Gas

    6. WA5Win NIC-600-2236-10 6.5. Mercury content of standard gas The air in the standard gas box is a saturated mercury gas, of which concentration depends on the temperature. Saturated mercury gas concentration Unit: ng / ml Temp.°C 2.179 2.202 2.225 2.248 2.271 2.295...

  • Page 91: Maintenance

    7. Maintenance NIC-600-2236-10 Maintenance 7.1. Check items 7.1.1. Daily check Check before starting work Check items Criteria Corrective measures Gas washing bottle Must be empty. Discard remaining solution Status May not be in the state of OFF-LINE. Check connection of cables and ports System check Must terminate without any failure.

  • Page 92: Annual Check

    7. Maintenance NIC-600-2236-10 7.1.2. Annual check Annual check Check items Criteria Corrective measures Mercury collector No dirt on the quartz tube, no Replace the mercury collector tube tube discoloration of the quartz wool. Disassemble and clean the Absorption cell No dirt on the cell. absorption cell or replace it with a new one.

  • Page 93: Error And Warning

    7. Maintenance NIC-600-2236-10 7.2. Error and warning Once an error is generated, the measurement cannot be restarted until the cause of the error is removed and the power of the system is restarted or Menu - “Run” - “Reset” is executed.
  • Page 94 7. Maintenance NIC-600-2236-10 HEATER BROKEN(H1) Generated if the temperature of H1does not reach or The temperature of H1 does not exceed 400°C when Trance is completed. rise. Turn OFF the power first and restart the system and, if the error still occurs, contact us. HEATER BROKEN(H2) Generated if the temperature of H2 does not reach or The temperature of H2 does not...
  • Page 95 7. Maintenance NIC-600-2236-10 (3) Error message 2 When TC-WA is connected; Error Message Description and corrective measures code HEATER BROKEN(H3) Generated if the temperature of H3 does not reach or The temperature of H2 does not exceed 400°C when TRANCE is completed. rise.

  • Page 96: Troubleshooting

    7. Maintenance NIC-600-2236-10 7.3. Troubleshooting 7.3.1. Reduction in sensitivity The causes of the reduction in peak sensitivity are classified into the following three categories.  Problems about STD gas: Leak/contamination of the syringe, abnormal temperature  Problems about the system: Abnormal operation of heaters/valves, leak ...

  • Page 97: Abnormal Blank (Increase)

    7. Maintenance NIC-600-2236-10 7.3.2. Abnormal blank (Increase) The cause of increased blank is contamination of the gas line by mercury. If the blank increases due to contaminated components, it is difficult to perform the measurement in low concentration range. Identify the location of the cause of the problem and clean or replace the component.

  • Page 98: Maintenance

    7. Maintenance NIC-600-2236-10 7.4. Maintenance 7.4.1. Leak check A leak in the gas line caused by loosened joint or other reasons is checked by the leak check. When the collector tube for filter is plugged with a finger, the supply of carrier gas stops and the flow rate drops to zero.

  • Page 99: Replacement Of Septum

    7. Maintenance NIC-600-2236-10 7.4.2. Replacement of septum  Remove the STD injection port.  Remove the box nut on the side where the septum is placed.  Replace the septum with a new one. Install it as shown in the left figure. 7.4.3.

  • Page 100: Detachment/Attachment Of The Cover

    7. Maintenance NIC-600-2236-10 7.4.4. Detachment/Attachment of the cover Detachment  Turn OFF the power and disconnect all the cables.  Remove four screw on the back and four screws on both sides.  Slide the cover backward. Attachment  Place the cover on the back of the main unit. ...

  • Page 101: Dismounting Of Absorption Cell

    7. Maintenance NIC-600-2236-10 7.4.6. Dismounting of absorption cell  Remove the cover of the equipment.  Remove the lid of the cell case by loosening the 6 screws using a screw driver.  Remove the Teflon joint (FLW-30-4UE) on the sides of 1mm cell and 200mm cell and take the cells out.

  • Page 102: Cleaning The Absorption Joints

    7. Maintenance NIC-600-2236-10 7.4.7. Cleaning the absorption joints Clean the removed tubes using the following procedure. Remove the collection agent from collection tubes and joints, and put the tubes and joints in a plastic or  glass beaker. Pour neutral detergent in the beaker and apply ultrasonic vibrations to or leave the tubes and joints for about 30 minutes.

  • Page 103: Procedure For Decreasing Blank Level Of Collector Tube

    7. Maintenance NIC-600-2236-10 7.4.8. Procedure for decreasing blank level of collector tube Before use of the collector tubes, they should be heat-treated in an electric furnace or others, and when they are stored, put them under hermetically sealed condition so as to keep their blank level low.

  • Page 104: Adjustment Of Optical System

    7. Maintenance NIC-600-2236-10 7.4.9. Adjustment of optical system Readjust the optical system if the error such as A/D FULL or LAMP BROKEN occurs. Open “Run” -“Maintenance” and click the Optical Adjust button. The “Optical Adjust” screen opens and you can adjust the gain of SIG1, SIG2, and REF on (Adjust to ZERO=0V and SPAN=4V) Click “Auto Adjust”...

  • Page 105: Contact

    7. Maintenance NIC-600-2236-10 Contact Please contact the distributor or the following. Technical Service shar-nic@rigaku.co.jp E-mail https://www.hg-nic.com Nippon Instruments Corporation 14-8 Akaoji-cho Takatsuki-shi, Osaka, 569-1146 Japan...

Table of Contents