技術(shù)指標
壓力范圍 |
500~1100hPa(A級) |
500~1100hPa(B級) |
50~1100hPa |
線性度 |
±0.05hPa |
±0.1hPa |
±0.2hPa |
遲滯性 |
±0.03hPa |
±0.03hPa |
±0.08hPa |
可重復(fù)性 |
±0.03hPa |
±0.03hPa |
±0.08hPa |
準確度(20℃時) |
±0.1hPa |
0.2hPa |
±0.2hPa |
溫度系數(shù) |
±0.1hPa |
±0.1hPa |
±0.3hPa |
長期穩(wěn)定性 |
±0.1hPa |
±0.1hPa |
±0.1hPa |
總精度(-40~60℃時) |
±0.15hPa |
±0.25hPa |
±0.45hPa |
響應(yīng)時間 |
2s |
1s |
1s |
串行輸出 |
RS232C、RS232/485 |
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模擬輸出(可選) |
電流:0~20mA;4~20mA;電壓:0~1V;0~5V;0~10V |
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典型電耗 |
25mA(RS-232),40mA(RS-485) |
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供電 |
10~35VDC |
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工作溫度 |
-40℃~60℃ |
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防護等級 |
IP65 |