91作爱视频性爱无码区|波多野结衣一级黄色视频|亚洲精品白自慰喷水|A片免费网站在线观看|亚洲自拍偷拍视频网站|亚洲国产91精品视频|超碰人人人97精品爱爱网|免费一级a级欧美黄色片|在线视频一区亚洲|亚洲日韩十九禁无码网站

? 防爆標(biāo)志：Exd [ib] I Mb

? 外殼材質(zhì)：不銹鋼

? 尺寸（長*寬* 高）： 405mm x 330mm x 295mm

? 環(huán)境溫度范圍：-20℃~ +70℃

? 輸入電壓 :Ui= 90V ~250V AC

? 功率: 60W

? 功能：對全工作面支架電控系統(tǒng)進(jìn)行監(jiān)測、控制、數(shù)據(jù)存儲(chǔ)顯示，還可以把這些數(shù)據(jù)通過“井上、井下數(shù)據(jù)傳輸裝置”傳輸?shù)骄现醒肟刂剖摇?

? Explosion-proof Mark: Exd [ib] I Mb

? Case: stainless

? Size (L * W * H) : 405mm x 330mm x 295mm

? Ambient Temperature Range: -20℃~ +70℃

? Input Voltage :AC 90V ~250V

? Power: 60W

? Functions: monitor, control, and display the electronic control system of the whole working face bracket, and transmit the data to the central control room above the well through the "wellhead and downhole data transmission device".