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Frequently Referenced FAQ

Latest FAQ

FAQ within [ Atomic Absorption Spectroscopy(AA) ]

11-20 of Total 40

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  • (AA) Checking the Pilot Flame Unit

    With extended use of the instrument, soot may accumulate on the electrode in the pilot flame unit. When sootbuilds up in this area, it may obstruct the pilot... Show Detail

    • No：5259
    • Date of Issue：2021/03/25 10:24
    • Last Updated：2022/07/07 10:04

  • (AA) Checking for Gas Leaks

    A constant check is conducted for gas leakage from the fuel gas tube inside the gas control unit. This section describes the method for inspecting for leaka... Show Detail

    • No：5260
    • Date of Issue：2021/03/25 10:30
    • Last Updated：2022/07/07 10:08

  • (AA) Checking for Leaks of Pressure Regulators (Optional)

    WARNING: • If a mistake is made in the piping, it may cause flashback on ignition. • Always set the gas supply pressures at the specified values. • N... Show Detail

    • No：5261
    • Date of Issue：2021/03/25 10:34

  • (AA) Replacing the Drain Tube

    Parts Number:016-43201-02Polyethylene Tube, 8 × 1 (for Drain Tube) When the drain tube becomes old it may rupture, allowing drain to leak out. Replace the... Show Detail

    • No：5262
    • Date of Issue：2021/03/25 10:42
    • Last Updated：2022/07/07 10:49

  • (AA) Emergency Action

    [In an Emergency] Take the following actions in case of emergency or when an abnormality occurs in the atomic absorptionspectrophotometer. Inspect the eq... Show Detail

    • No：5263
    • Date of Issue：2021/03/26 11:11
    • Last Updated：2022/07/08 09:05

  • (AA) Measures When Flashback Occurs

    The AA-7800/7000 series instruments are equipped with a safety device to prevent flashback, but flashback may stilloccur when using the flame method. If flas... Show Detail

    • No：5264
    • Date of Issue：2021/03/26 11:22
    • Last Updated：2022/07/07 11:03

  • (AA) Failure to Ignite

    Symptom1: Nothing happens inresponse to the ignitionoperation. No errormessage is displayed. Cause / Details / Checking Method / Corrective Action • E... Show Detail

    • No：5265
    • Date of Issue：2021/03/26 11:37
    • Last Updated：2022/07/07 11:07

  • (AA) A wavelength origin error occurs at initialization

    Cause1: There is something blocking the lightpath in the atomizer. Corrective Action1: If there is something blocking the lightpath, remove it. Cau... Show Detail

    • No：5267
    • Date of Issue：2021/03/26 11:42
    • Last Updated：2022/07/07 11:08

  • (AA) The signal-to-noise ratio is bad

    Cause1:Either the hollow cathode lamp for thetarget element has not been installed,or it has been installed in a socketthat differs from the analysisconditio... Show Detail

    • No：5268
    • Date of Issue：2021/03/26 11:54
    • Last Updated：2022/07/07 11:09

  • (AA) The line search / beam balancing failed

    Cause1: There is something blocking the lightpath in the atomizer. Corrective Action1: If there is something blocking the lightpath, remove it. Cause... Show Detail

    • No：5306
    • Date of Issue：2021/03/26 12:00
    • Last Updated：2022/07/07 11:10

11-20 of Total 40

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