龙8官方网站手机版_app下载是一家享誉中外的游戏平台,龙8官方网站手机版_app下载品种齐全玩法多样,龙8官方网站手机版_app下载也是玩家们非常喜欢的游戏平台,龙8官方网站手机版_app下载为您24小时服务!

<th id="9hwd6"></th>

<em id="9hwd6"></em>
<tbody id="9hwd6"></tbody>
<button id="9hwd6"><object id="9hwd6"></object></button>

<li id="9hwd6"><tr id="9hwd6"><u id="9hwd6"></u></tr></li>
    <button id="9hwd6"></button>
      1.  English > Products > Telecom Operation&Testing > Telephone Line Tester > ST230F Telephone Line Tester

        InformationParametersDownloads
        Information
        Main Functions and Key Features

        One Key override lockout function Data lockout override function
        Tone/pulse transfer function
        High DC voltage indication
        High AC voltage alarm
        Low voltage self-checking, automatic power off and energy-save design
        Memory key(10 groups of 18 digits)
        Telephone functions(Dialing, Receiving, Redial)
        Caller telephone number display
        Telephone number storage and dial function
        Mute function
        Tester test (AC V & DC V test, Insulation test, Open line test, Earth insulation)
        Call user & talk
        Check wire pairs
        Parameters

        DC V test

        Range (V)

        0-260

        Error

        ±5%

        Insulation impedance test

        Range (MΩ): 0~10

        Range (MΩ): 10~30

        Error: ≤±5% ±0.1 MΩ

        Error: ≤±10% ±0.5MΩ

        General specifications

        Ring distance (Km)

        ≤ 2

        Open resolution (Km)

        ≤ 2

        Monitoring resistance (MΩ)

        ≥1

        Temperature (C)

        -10~55

        Weight (kg)

        0.5

        Dimension (mm)

        232x73x95

        Battery

        11.1V, 620mAH Li-ion chargeable battery

        Relative humidity

        10%~95%

        Environment noise (dB)

        ≤60

        Atmospheric pressure (Kpa)

        86~106

        Downloads
        ST230F Tel Line Tester Datasheet.pdf
        20190513174051388.pdf (138.99 KB)
        龙8官方网站手机版_app下载
        <th id="9hwd6"></th>

        <em id="9hwd6"></em>
        <tbody id="9hwd6"></tbody>
        <button id="9hwd6"><object id="9hwd6"></object></button>
        
        
        <li id="9hwd6"><tr id="9hwd6"><u id="9hwd6"></u></tr></li>
          <button id="9hwd6"></button>