â·ÃÊͺ¶ÒÁÃÒ¤Ò à¤Ã×èͧÇÑ´¤ÇÒÁ´Ñ¹ÅÁ à¤Ã×èͧÇÑ´¤ÇÒÁ´Ñ¹µèÒ§ Differential Pressure Meter Manometer > PS106 à¤Ã×èͧÇÑ´¤ÇÒÁ´Ñ¹ÅÁ PS106 Differential Pressure Manometer (6psi) 11 Measurement Units, High Resolution Features : Differential pressure manometer with ±6psi measurement range 11 measurement units Manually store/recall 99 readings Max/Min recording and Relative time stamp Large LCD display with backlighting Data Hold and Auto power off with disable Zero function for offset correction or measurement Complete with six AAA batteries, two connection hoses and hard carrying case Specifications Range Max Resolution Basic Accuracy psi 6 psi 0.001 psi ±1% FS kPa 41.37 kPa 0.01 kPa mmHg 310.3 mmHg 0.1 mmHg kgcm2 0.422 kgcm2 0.001 kgcm2 mbar 413.7 mbar 0.1 mbar bar 0.414 bar 0.001 bar inH2O 166.08 inH2O 0.01 inH2O mmH2O 4218 mmH2O 1 mmH2O inHg 12.216 inHg 0.001 inHg ftH2O 13.840 ftH2O 0.001 ftH2O ozin2 96.00 ozin2 0.01 ozin2 Dimensions 6.7 x 3.1 x 1.4" Differential Pressure Extech Manometer PS106 à¤Ã×èͧÇÑ´¤ÇÒÁ´Ñ¹µèÒ§ à¤Ã×èͧÇÑ´¤ÇÒÁ´Ñ¹ÅÁ