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該精密活動覘由底座、傳動系統(tǒng)、游標(biāo)讀數(shù)尺、照準(zhǔn)牌等組成<\/span>. <\/span>主要用于水工建筑物、橋梁、碼頭和滑坡等水平位移觀測<\/span>. <\/span>主要特點是傳動靈活、隙動差小<\/span>; <\/span>讀數(shù)精度高、照準(zhǔn)牌采用印刷制版、圖案清晰<\/span>; <\/span>主要部件不銹鋼制造<\/span><\/span> <\/p>

技術(shù)指標(biāo)<\/span>:<\/span> <\/p>

一、<\/span><\/strong>  <\/span><\/strong>主要技術(shù)指標(biāo)<\/span><\/strong><\/span> <\/p>

1<\/span>、示值范圍：<\/span>160mm <\/span>或<\/span> 200mm<\/span> <\/p>

2<\/span>、最小讀數(shù)：<\/span>0.01mm<\/span> <\/p>

3<\/span>、測量精度：<\/span>0.1mm<\/span> <\/p>

4<\/span>、覘牌規(guī)格：基本配置為<\/span>190mm<\/span>×<\/span>240mm<\/span>，用戶可根據(jù)測量基線長度要求訂購其它規(guī)格。<\/span><\/span> <\/p>

5<\/span>、水準(zhǔn)器規(guī)格：基座圓水準(zhǔn)器：<\/span>2<\/span>′∕<\/span>2<\/span>mm<\/span>；覘牌長水準(zhǔn)器：3<\/span><\/span>0<\/span>″∕<\/span>2<\/span>mm<\/span>。<\/span><\/span> <\/p>

6<\/span>、基座連接螺紋：M16<\/span>×2<\/span>（或英制11<\/span>牙）<\/span><\/span> <\/p>

本公司自行設(shè)計生產(chǎn)<\/span><\/strong>的四大類<\/span>“華中牌”<\/span><\/strong>大壩變形觀測系列儀器：<\/span>1<\/span>、<\/span>強制對中基座；<\/span>2<\/span><\/strong>、<\/span><\/strong>固定覘標(biāo)及活動覘標(biāo)；<\/span>3<\/span><\/strong>、<\/span><\/strong>水準(zhǔn)標(biāo)志點；<\/span>4<\/span><\/strong>、<\/span><\/strong>GPS<\/span>測量基座均為優(yōu)質(zhì)產(chǎn)品，廣泛應(yīng)用于全國各大水利水電設(shè)計院、公路交通勘測設(shè)計院的配套服務(wù)和基礎(chǔ)建設(shè)。做為生產(chǎn)廠家，我公司也為全國各地測繪儀器經(jīng)銷商供應(yīng)我公司產(chǎn)品，如湖北地區(qū)、河北地區(qū)所售強制對中基座及覘標(biāo)類儀器等均為我公司提供。<\/span><\/span> <\/p>

所有產(chǎn)品均質(zhì)量可靠，價格實惠。請廣大用戶一定認(rèn)準(zhǔn)<\/span>“華中牌” 系列變形觀測類儀器<\/span><\/strong>。<\/span><\/span> <\/p>

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