瞬變電磁儀
礦用本安型瞬變電磁儀是經過國家權威機構防爆檢驗的,其屬于本質安全火花型防爆產品,可適合用于有瓦斯、煤塵的礦井環境。礦用本安型瞬變電磁儀主機由防靜電材料外殼、電源供電系統、電磁發射數據接收系統、中文化軟件操作平臺、接收線圈和激勵線圈等組成。
項 |
目 |
參 |
數 |
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硬件平臺 |
嵌入式 ARM 處理器 ARM Cortex-A8 |
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顯示屏 |
TFT 10.1 寸(1024*600)32 位真彩色,LED 背光 |
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端 口 |
USB2.0 1 個 |
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觸摸屏 |
10.1 寸高精度觸摸屏 |
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接收信號范圍 |
4mV~2V,讀數誤差≤±3% |
||||
接收靈敏度 |
≤2mV |
||||
激勵頻率(Hz) |
256、 75、 62.5、12.5、6.25、2.5、1.5625;非調制單個矩形脈沖輸出,頻率誤差 |
||||
±2% |
|||||
激勵峰值電壓 |
≤13.5V |
||||
激勵峰值電流 |
≤3.5A |
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Ⅰ組:嵌入式 ARM 處理器 ARM |
|||||
工作電壓 |
Cortex-A8+采集部分和液晶屏 |
12.0V;≤1.7A |
|||
及工作電流 |
部分 |
||||
Ⅱ組:激勵電路部分功耗 |
12.0V;≤800mA |
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Ⅰ組:嵌入式 ARM 處理器 ARM |
鎳氫 Ni-MH9.0;10 只串聯;12.0V 9.0Ah;單節電池 |
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Cortex-A8+采集部分和液晶 |
屏容量:9.0AH;型號 VK-D9000,臺山市偉龍電池有限公 |
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部分 |
司生產,電池組應符合 GB/T22084.2-2008 的要求。 |
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電池 |
鎳氫 Ni-MH2.1;10 只串聯;12.0V 2.1Ah;單節電池 |
||||
Ⅱ組:激勵部分 |
容量:2.1AH;型號 VK-A2100,臺山市偉龍電池有限公 |
||||
司生產,電池組應符合 GB/T22084.2-2008 的要求。 |
|||||
產品一次充滿電,連續工作時間大于 8 小時。 |
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