Jenco 9250M dissolved oxygen analyzer

Specifications

• 	scope	resolution	accuracy
  Dissolved oxygen (ppm)	0.00~50.00ppm	0.01ppm	±0.2%FS
  Dissolved oxygen (%)	0.0~500.0%	0.1%	±0.2%FS
  temperature	-6.0~46.0℃	0.1℃	±0.3℃
  performance
  Electrode type	Polarographic electrode
  Dissolved oxygen temperature compensation range	Automatic -6.0~46.0 ℃
  pressure compensation	600~1100mBar adjustable, default value is 1013mBar
  salinity compensation	0.00~40.0pppt adjustable, default value is 0.0ppt
  Correction data storage	have
  Test data storage	50 groups
  communication function	RS-232C
  Sound feedback	All buttons
  power supply	AC power converter (output: DC9V) or 6 1.5V 7 # batteries
  working environment	0~50 ℃, relative humidity<>
  size	241 x 86 x72mm
  weight	Approximately 410g (excluding battery)
  Standard Configuration
  9250M	Host, LD-900-10 electrode, LD-900-3A electrode film head, 007N universal bracket, AC power converter (output: DC9V), 6 1.5 volt 7 # batteries, software CD, carrying case