OA-1S+
測量範圍:ppb / ppm / % ,Auto Range 顯示方式:LCD顯示/ALARM警示/故障警示 取樣方式:Pressure : 10 to 60 PSI /Flow Rate 0.5 to 1.5 LPM 準確度:+/- 2% of range or 10ppb 解析度:0.05ppb 訊號輸出:RS-232/4-20mA/0-1V 警報輸出:High/Low Alarm