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AC파워미터 - 편집 역사
2026-04-28T07:42:20Z
이 문서의 편집 역사
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2025년 2월 9일 (일) 12:28에 Togotech님의 편집
2025-02-09T12:28:57Z
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<td colspan="2" style="background-color: #fff; color: #222; text-align: center;">← 이전 판</td>
<td colspan="2" style="background-color: #fff; color: #222; text-align: center;">2025년 2월 9일 (일) 12:28 판</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l1" >1번째 줄:</td>
<td colspan="2" class="diff-lineno">1번째 줄:</td></tr>
<tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del class="diffchange diffchange-inline">AC 파워미터</del></div></td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline">AC파워미터</ins></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><ol></div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><ol></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><li> [[전자부품]]</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><li> [[전자부품]]</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><ol></div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><ol></div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><li> <del class="diffchange diffchange-inline">[[AC파워미터]]</del></div></td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><li><ins class="diffchange diffchange-inline">계측기</ins></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><ol></div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><ol></div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><li> [[2533]]</div></td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><li> [[<ins class="diffchange diffchange-inline">AC파워미터]] - 이 페이지</ins></div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><li> [[2533E]]</div></td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><ol></ins></div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><li> [[2534]]</div></td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><li> [[Yokogawa </ins>2533 <ins class="diffchange diffchange-inline">AC파워미터</ins>]] <ins class="diffchange diffchange-inline">- 처음부터 동작하지 않아 폐기함</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><li> [[<ins class="diffchange diffchange-inline">Yokogawa </ins>2533E <ins class="diffchange diffchange-inline">AC파워미터</ins>]]</div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><li> [[<ins class="diffchange diffchange-inline">Yokogawa </ins>2534 <ins class="diffchange diffchange-inline">AC파워미터]]</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><li> [[HOPI HP-9800 휴대형 AC파워미터]]</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"></ol></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"></ol></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"></ol></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><li>Hioki 3187</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><ol></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><li>GPIB 모듈: 모델명 9588</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><li>데이터시트 - 2p</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><ol></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><li>DC, AC 10Hz~20kHz</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><li>range: 0.5A 1A 2A 5A 10A 20A</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"></ol></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><li>일본어 취급설명서(+GPIB 프로그래밍) - 198p</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"></ol></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><li>참고</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><ol></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><li>년간 소모전력(annual power consumption):</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><ol></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><li>년간 소모전력 = 시간당 전력소모(kWh로 표현) x 일사용시간 x 사용 일</ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><li> [[HOPI HP-9800 휴대형 AC파워미터</ins>]]<ins class="diffchange diffchange-inline">에서 (잘못) 표시해준다.</ins></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div></ol></div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div></ol></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div></ol></div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div></ol></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div></ol></div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div></ol></div></td></tr>
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Togotech
https://www.togotech.co.kr/index.php?title=AC%ED%8C%8C%EC%9B%8C%EB%AF%B8%ED%84%B0&diff=62003&oldid=prev
Togotech: 내용을 "AC 파워미터 <ol> <li> 전자부품 <ol> <li> AC파워미터 <ol> <li> 2533 <li> 2533E <li> 2534 </ol> </ol> </ol>"(으)로 바꿈
2022-10-29T11:46:24Z
<p>내용을 "AC 파워미터 <ol> <li> <a href="/index.php/%EC%A0%84%EC%9E%90%EB%B6%80%ED%92%88" title="전자부품" data-bs-title="전자부품">전자부품</a> <ol> <li> <a href="/index.php/AC%ED%8C%8C%EC%9B%8C%EB%AF%B8%ED%84%B0" title="AC파워미터" data-bs-title="AC파워미터">AC파워미터</a> <ol> <li> <a href="/index.php/2533" class="mw-redirect" title="2533" data-bs-title="2533">2533</a> <li> <a href="/index.php/2533E" class="mw-redirect" title="2533E" data-bs-title="2533E">2533E</a> <li> <a href="/index.php/2534" class="mw-redirect" title="2534" data-bs-title="2534">2534</a> </ol> </ol> </ol>"(으)로 바꿈</p>
<a href="//www.togotech.co.kr/index.php?title=AC%ED%8C%8C%EC%9B%8C%EB%AF%B8%ED%84%B0&diff=62003&oldid=22784">차이 보기</a>
Togotech
https://www.togotech.co.kr/index.php?title=AC%ED%8C%8C%EC%9B%8C%EB%AF%B8%ED%84%B0&diff=22784&oldid=prev
2019년 7월 28일 (일) 05:37에 Togotech님의 편집
2019-07-28T05:37:38Z
<p></p>
<a href="//www.togotech.co.kr/index.php?title=AC%ED%8C%8C%EC%9B%8C%EB%AF%B8%ED%84%B0&diff=22784&oldid=19210">차이 보기</a>
Togotech
https://www.togotech.co.kr/index.php?title=AC%ED%8C%8C%EC%9B%8C%EB%AF%B8%ED%84%B0&diff=19210&oldid=prev
Togotech: 새 문서: AC 파워미터 <ol> <li>Yokogawa 2533E <ol> <li>규격 요약 <ol> <li>2533E -21(AC/DC) 반면 -11(AC전용) <li>입력 range: 30~600V, 1~20A </ol> <li>이력 <ol> <li>18/02/08 입...
2019-04-30T14:39:09Z
<p>새 문서: AC 파워미터 <ol> <li>Yokogawa 2533E <ol> <li>규격 요약 <ol> <li>2533E -21(AC/DC) 반면 -11(AC전용) <li>입력 range: 30~600V, 1~20A </ol> <li>이력 <ol> <li>18/02/08 입...</p>
<p><b>새 문서</b></p><div>AC 파워미터<br />
<ol><br />
<li>Yokogawa 2533E<br />
<ol><br />
<li>규격 요약<br />
<ol><br />
<li>2533E -21(AC/DC) 반면 -11(AC전용)<br />
<li>입력 range: 30~600V, 1~20A<br />
</ol><br />
<li>이력<br />
<ol><br />
<li>18/02/08 입고<br />
</ol><br />
<li>입고 후, 100V 전원 개조여부 체크<br />
<ol><br />
<li>100V/115V 전용<br />
<gallery><br />
image:2533e_001.jpg<br />
image:2533e_002.jpg<br />
image:2533e_003.jpg|매뉴얼에 따르면 2차측 AC값 +/-4V, +30V, +/-18V, +12V<br />
</gallery><br />
<li>메모리 백업 배터리 누액으로 코일 부식. 전지 교환하면 battery 경고 불 꺼짐.<br />
<gallery><br />
image:2533e_004.jpg<br />
image:2533e_005.jpg<br />
</gallery><br />
<li>소비전력이 약 35VA이므로 내부 공간에 220V->100V 50VA급 다운트랜스 넣을 예정.<br />
<li>110V에서 잘 동작하는 듯<br />
<li>외관, 모델명: 2533E41, S/N: 24BU0018<br />
<gallery><br />
image:2533e_006.jpg<br />
image:2533e_007.jpg<br />
image:2533e_008.jpg<br />
image:2533e_009.jpg<br />
image:2533e_010.jpg<br />
image:2533e_011.jpg<br />
image:2533e_012.jpg<br />
image:2533e_013.jpg<br />
</gallery><br />
<li>내부 - input, rms(3상이면 3장씩), ADC, display, CPU, GPIB 순<br />
<gallery><br />
image:2533e_014.jpg<br />
image:2533e_015.jpg<br />
image:2533e_016.jpg<br />
</gallery><br />
<li>input board<br />
<gallery><br />
image:2533e_017.jpg<br />
image:2533e_018.jpg<br />
image:2533e_019.jpg<br />
image:2533e_020.jpg<br />
image:2533e_021.jpg<br />
image:2533e_022.jpg<br />
image:2533e_023.jpg<br />
image:2533e_024.jpg<br />
image:2533e_025.jpg<br />
</gallery><br />
<li>110V 강압기 내부에 넣기<br />
<gallery><br />
image:2533e_026.jpg<br />
image:2533e_027.jpg<br />
image:2533e_028.jpg<br />
image:2533e_029.jpg<br />
image:2533e_030.jpg<br />
</gallery><br />
<li>220V 개조 및 전원 소켓 연결 후<br />
<gallery><br />
image:2533e_031.jpg|type 94<br />
image:2533e_032.jpg|V x A = VA<br />
image:2533e_033.jpg|VA x PF = W<br />
</gallery><br />
<li>18/02/15 ykorc@kr.yokogawa.com (한국 response center 이메일)로 GPIB 매뉴얼 입수 문의함.<br />
<ol><br />
<li>18/02/19 chunki.park@kr.yokogawa.com 박천기(한국요꼬가와전기)로부터 이메일 답장. 착불택배로 인쇄본을 보내주겠다.<br />
</ol><br />
</ol><br />
<li>사용예<br />
<ol><br />
<li>계측기마다 전원 ON/OFF에 따라 서서히 전력 증가/감소<br />
<ol>DMMDC Power Supply<br />
</ol><br />
<li>18/02/27<br />
<gallery><br />
image:tr6150_073.jpg<br />
image:tr6150_071.png<br />
image:tr6150_072.png<br />
</gallery><br />
<li><br />
<ol><br />
</ol><br />
</ol><br />
</ol><br />
<li>Yokogawa 2533 (253321-single phase, DC&AC, GPIB 없음 = Type95)<br />
<ol><br />
<li>이력<br />
<ol><br />
<li>18/03/13 도착<br />
<li>동작하지 않아 사용불가 -> 완전 분해하여 버렸음.<br />
</ol><br />
<li>사진<br />
<ol><br />
<li>블록도<br />
<gallery><br />
image:2533_000.png<br />
</gallery><br />
<li>전원<br />
<ol><br />
<li>드랜스<br />
<gallery><br />
image:2533_057.jpg|100/115V<br />
</gallery><br />
<li>전원보드<br />
<ol><br />
<li>전체<br />
<gallery><br />
image:2533_052.jpg<br />
</gallery><br />
<li>전원IC, 2SB943(PNP), 2SD1268(NPN)<br />
<gallery><br />
image:2533_053.jpg<br />
</gallery><br />
<li>전해캐퍼시터 3개 병렬에, PCB에 L<br />
<gallery><br />
image:2533_054.jpg<br />
image:2533_055.jpg<br />
</gallery><br />
<li>LF412(JFET Input Operational Amplifier), C4558C(Dual Operational Amplifier), A6393D(Dual Comparator)<br />
<gallery><br />
image:2533_056.jpg<br />
</gallery><br />
</ol><br />
</ol><br />
<li>display 패널<br />
<ol><br />
<li>LED 빛이 옆으로 새어나지 않도록, 검은 스폰지<br />
<gallery><br />
image:2533_043.jpg<br />
</gallery><br />
<li>전체<br />
<gallery><br />
image:2533_044.jpg<br />
</gallery><br />
<li>LED<br />
<gallery><br />
image:2533_045.jpg|기능표시<br />
image:2533_046.jpg|7-segment<br />
image:2533_047.jpg|bar<br />
image:2533_048.jpg|지지방법<br />
</gallery><br />
<li>LED 표시 tact 스위치<br />
<gallery><br />
image:2533_049.jpg<br />
image:2533_050.jpg<br />
image:2533_051.jpg<br />
</gallery><br />
</ol><br />
<li>display control 보드<br />
<gallery><br />
image:2533_034_001.jpg|NEC, UPD8279C-5 PROGRAMMABLE KEYBOARD DISPLAY INTERFACE<br />
image:2533_034_002.jpg|Sanken, STA404A NPN Darlington<br />
image:2533_034_003.jpg|2SA965, PNP<br />
image:2533_034_004.jpg<br />
image:2533_034_005.jpg<br />
image:2533_034_006.jpg<br />
</gallery><br />
<li>input module board<br />
<ol><br />
<li>20A, current transformer<br />
<ol><br />
<li>외관<br />
<gallery><br />
image:2533_035_001.jpg<br />
image:2533_035_002.jpg<br />
</gallery><br />
<li>분해<br />
<gallery><br />
image:2533_035_003.jpg<br />
image:2533_035_004.jpg<br />
image:2533_035_005.jpg<br />
image:2533_035_006.jpg<br />
</gallery><br />
<li>전류 케이블, ~6회전씩<br />
<gallery><br />
image:2533_035_007.jpg<br />
image:2533_035_008.jpg<br />
image:2533_035_009.jpg<br />
</gallery><br />
<li>common mode 신호 제거하기 위해 AC 전류 측정 코일 4개 사용<br />
<gallery><br />
image:2533_035_010.jpg<br />
image:2533_035_011.jpg<br />
image:2533_035_012.jpg<br />
image:2533_035_013.jpg<br />
image:2533_035_014.jpg<br />
</gallery><br />
<li>홀 센서(DC를 측정하려면 필요, 홀효과 및 코어의 BH 커브 비선형 때문에 정밀도 나쁨, 온도계수 좋지 않음. ~수 kHz까지 측정 가능)<br />
<gallery><br />
image:2533_035_015.jpg<br />
image:2533_035_016.jpg<br />
image:2533_035_017.jpg|magnetic core gap에 센서 위치<br />
image:2533_035_018.jpg|magnetic core (철계 코어. 그 반대는 ferrite 코어)<br />
image:2533_035_019.jpg<br />
</gallery><br />
</ol><br />
<li>두번째 CT<br />
<ol><br />
<li>외관<br />
<gallery><br />
image:2533_058.jpg<br />
</gallery><br />
<li>분해<br />
<gallery><br />
image:2533_059.jpg<br />
image:2533_060.jpg<br />
image:2533_061.jpg<br />
image:2533_061_001.jpg<br />
image:2533_061_002.jpg|원통 단일가공이 비싸므로 말아 보빈을 만들었다.<br />
image:2533_061_003.jpg|구리가 녹슬면 파랑<br />
image:2533_061_004.jpg|큰 보빈에는 절연판을 넣었다.<br />
</gallery><br />
<li>홀센서<br />
<gallery><br />
image:2533_062.jpg<br />
image:2533_063.jpg<br />
image:2533_064.jpg<br />
image:2533_065.jpg<br />
image:2533_066.jpg<br />
image:2533_067.jpg<br />
</gallery><br />
<li>홀센서 패턴<br />
<gallery><br />
image:2533_068.jpg<br />
image:2533_069.jpg<br />
image:2533_070.jpg<br />
image:2533_071.jpg<br />
image:2533_072.jpg<br />
</gallery><br />
</ol><br />
<li>전압 아이솔레이션 트랜스(인듯) - 트랜스 홈 페이지에서 분해 사진있음<br />
<gallery><br />
image:trans_isol01_001.jpg<br />
image:trans_isol01_002.jpg<br />
</gallery><br />
<li>AC 전압 보드<br />
<gallery><br />
image:2533_036.jpg<br />
image:2533_036_001.jpg|입력부와 RMS보드를 분리하고 있다.<br />
image:2533_037.jpg<br />
image:2533_038.jpg<br />
image:2533_039.jpg<br />
image:2533_040.jpg<br />
image:2533_041.jpg<br />
image:2533_042.jpg<br />
</gallery><br />
</ol><br />
<li>RMS board<br />
<ol><br />
<li>청소 실패<br />
<gallery><br />
image:2533_004.jpg<br />
image:2533_005.jpg<br />
image:2533_006.jpg<br />
</gallery><br />
<li>플럭스 세척액 사용 후<br />
<gallery><br />
image:2533_007.jpg<br />
image:2533_008.jpg<br />
image:2533_008_001.jpg|AD637 RMS-to-DC Converter<br />
</gallery><br />
<li>많은 다이오드 유리 깨져 있음.<br />
<gallery><br />
image:2533_009.jpg<br />
image:2533_010.jpg<br />
image:2533_011.jpg<br />
image:2533_012.jpg<br />
image:2533_013.jpg<br />
image:2533_014.jpg<br />
image:2533_015.jpg<br />
image:2533_016.jpg<br />
</gallery><br />
<li>뒷면<br />
<gallery><br />
image:2533_017.jpg<br />
image:2533_017_001.jpg|어떤 용도의 쓰루홀인지?<br />
image:2533_017_003.jpg|손납땜?<br />
image:2533_017_002.jpg<br />
image:2533_017_004.jpg<br />
image:2533_017_005.jpg|현재 손납땜 잘된다.<br />
</gallery><br />
<li>guard<br />
<gallery><br />
image:2533_018.jpg<br />
image:2533_018_001.jpg<br />
image:2533_019.jpg<br />
image:2533_020.jpg<br />
image:2533_021.jpg<br />
image:2533_022.jpg<br />
image:2533_023.jpg<br />
</gallery><br />
</ol><br />
<li>A/D converter board,<br />
<gallery><br />
image:2533_028.jpg<br />
image:2533_029.jpg<br />
image:2533_029_001.jpg|점퍼<br />
image:2533_030.jpg<br />
image:2533_029_002.jpg|uPC614D 8비트 ADC<br />
image:2533_029_003.jpg|guard ring<br />
image:2533_031.jpg<br />
image:2533_032.jpg<br />
image:2533_033.jpg<br />
</gallery><br />
<li>CPU board<br />
<gallery><br />
image:2533_024.jpg<br />
image:2533_025.jpg<br />
image:2533_026.jpg<br />
image:2533_027.jpg<br />
image:2533_024_001.jpg<br />
image:2533_024_002.jpg|NEC D27C256D-20<br />
</gallery><br />
</ol><br />
</ol><br />
<li>Yokogawa 2534 Digital Power Meter<br />
<ol><br />
<li>구입 이력<br />
<ol><br />
<li>측정 주파수 범위: DC, 10Hz~50kHz,<br />
<li>GPIB 가 설치되어 있어 구입함.<br />
<li>2019/03/27 입고<br />
</ol><br />
<li>점검 사진<br />
<ol><br />
<li>판매회사 홈 페이지에서<br />
<gallery><br />
image:Y2534_01_001.jpg|초기값에서 0.81A가 나온다.<br />
</gallery><br />
<li>외관<br />
<gallery><br />
image:Y2534_01_002.jpg<br />
image:Y2534_01_003.jpg|Large binding posts<br />
image:Y2534_01_004.jpg<br />
image:Y2534_01_005.jpg<br />
</gallery><br />
<li>윗면, 아날로그 신호처리 부분<br />
<gallery><br />
image:Y2534_01_006.jpg<br />
image:Y2534_01_007.jpg<br />
image:Y2534_01_008.jpg<br />
image:Y2534_01_009.jpg|저항<br />
image:Y2534_01_010.jpg|2SK679 n-channel MOS FET<br />
</gallery><br />
<li>전원<br />
<gallery><br />
image:Y2534_01_013.jpg|AC 전원입력 필터<br />
image:Y2534_01_014.jpg|두 트랜스 사이 전원 필터<br />
image:Y2534_01_015.jpg|-5V, +5V 레귤레이터<br />
</gallery><br />
<li>전압, 전류 단자용 ???<br />
<gallery><br />
image:Y2534_01_011.jpg<br />
image:Y2534_01_012.jpg|2M 입력저항<br />
image:Y2534_01_016.jpg<br />
image:Y2534_01_017.jpg<br />
</gallery><br />
<li>오픈된(48pF, ~800k오옴DC), 전류감지 션트 저항(10m오옴)파트번호: PCWR01000D<br />
<gallery><br />
image:Y2534_01_018.jpg<br />
image:Y2534_01_019.jpg<br />
image:Y2534_01_020.jpg|PC type, W TCR(+-15ppm), D tolerance(+-0.5%) 2019/03 가격 10만원<br />
</gallery><br />
<li>10V 100uF 전해 4개, Cp/Q(100Hz 1Vosc) = 4.6n/0.06, 80u/2.6, 700n/0.00, 90u/6.6, 즉, 맨 오른쪽 제품만 문제없음.<br />
<gallery><br />
image:Y2534_01_021.jpg|ADC, 12비트, 38kHz샘플링속도<br />
image:Y2534_01_022.jpg<br />
image:Y2534_01_023.jpg<br />
image:Y2534_01_024.jpg<br />
image:Y2534_01_025.jpg<br />
image:Y2534_01_026.jpg|ADC IC기준으로, 전해C 방향에 문제없음.<br />
</gallery><br />
<li>밑면, 디지털 신호처리 부분<br />
<gallery><br />
image:Y2534_01_027.jpg<br />
image:Y2534_01_028.jpg|OP amp<br />
image:Y2534_01_029.jpg|DC-DC 변환기<br />
image:Y2534_01_030.jpg|페라이트 필터<br />
image:Y2534_01_031.jpg|방열을 고려하여 높이 띄운 정류기<br />
</gallery><br />
</ol><br />
<li>점검 사진<br />
<ol><br />
<li>새 전해C 납땜<br />
<gallery><br />
image:Y2534_01_032.jpg<br />
</gallery><br />
<li>고장난 전해 내부<br />
<gallery><br />
image:Y2534_01_033.jpg<br />
image:Y2534_01_034.jpg<br />
image:Y2534_01_035.jpg<br />
image:Y2534_01_036.jpg<br />
</gallery><br />
<li>고장난, 전류감지 저항 분해<br />
<gallery><br />
image:Y2534_01_037.jpg<br />
image:Y2534_01_038.jpg<br />
image:Y2534_01_039.jpg<br />
image:Y2534_01_040.jpg<br />
image:Y2534_01_040_001.jpg|레이저 트리밍 자국에 검정 페인트가 들어감<br />
</gallery><br />
<li>더 분해<br />
<gallery><br />
image:Y2534_01_042.jpg|포일 저항체 패턴을 풀로 붙였음.<br />
image:Y2534_01_041.jpg|알루미나기판, 일정한 두께로 실리콘접착제<br />
</gallery><br />
</ol><br />
<li>shunt 저항기를 대체<br />
<ol><br />
<li>YEW 2723에서 50m오옴 저항체 5개를 병렬로 연결함<br />
<gallery><br />
image:Y2534_01_043.jpg<br />
</gallery><br />
</ol><br />
<li>외부 전원선을 연결하여 가동함.<br />
<gallery><br />
image:Y2534_01_044.jpg<br />
</gallery><br />
<li>측정<br />
<ol><br />
<li><br />
<gallery><br />
image:Y2534_01_045.png|전압측정은 shunt R과 무관하므로 잘 측정됨.<br />
image:Y2534_01_046.png|전류측정 또한 5A까지는 문제없음.<br />
</gallery><br />
</ol><br />
</ol><br />
</ol></div>
Togotech