主要技術(shù)參數(shù)
壓力范圍 | 500~1100hPa(A級(jí)) | 500~1100hPa(B級(jí)) | 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(zhǔn)確度(20℃時(shí)) | ±0.1hPa | 0.2hPa | ±0.2hPa |
溫度系數(shù) | ±0.1hPa | ±0.1hPa | ±0.3hPa |
長(zhǎng)期穩(wěn)定性 | ±0.1hPa | ±0.1hPa | ±0.1hPa |
總精度(-40~60℃時(shí)) | ±0.15hPa | ±0.25hPa | ±0.45hPa |
響應(yīng)時(shí)間 | 2s | 1s | 1s |
串行輸出 | RS232C、RS232/485 | ||
模擬輸出(可選) | 電流:0~20mA;4~20mA;電壓:0~1V;0~5V;0~10V | ||
典型電耗 | 25mA(RS-232),40mA(RS-485) 25mA(電壓輸出),40mA(電流輸出),20mA(顯示屏與背光) | ||
供電 | 10~35VDC | ||
工作溫度 | -40℃~60℃ | ||
防護(hù)等級(jí) | IP65 |