品牌
生产厂家厂商性质
所在地
主要技术参数
压力范围 | 500~1100hPa(A级) | 500~1100hPa(B级) | 50~1100hPa |
线性度 | ±0.05hPa | ±0.1hPa | ±0.2hPa |
迟滞性 | ±0.03hPa | ±0.03hPa | ±0.08hPa |
可重复性 | ±0.03hPa | ±0.03hPa | ±0.08hPa |
准确度(20℃时) | ±0.1hPa | 0.2hPa | ±0.2hPa |
温度系数 | ±0.1hPa | ±0.1hPa | ±0.3hPa |
*稳定性 | ±0.1hPa | ±0.1hPa | ±0.1hPa |
总精度(-40~60℃时) | ±0.15hPa | ±0.25hPa | ±0.45hPa |
响应时间 | 2s | 1s | 1s |
串行输出 | RS232C、RS232/485 | ||
模拟输出(可选) | 电流:0~20mA;4~20mA;电压:0~1V;0~5V;0~10V | ||
典型电耗 | 25mA(RS-232),40mA(RS-485) 25mA(电压输出),40mA(电流输出),20mA(显示屏与背光) | ||
供电 | 10~35VDC | ||
工作温度 | -40℃~60℃ | ||
防护等级 | IP65 |