3321/3331 American JENCO conductivity and resistivity control/transmitter

• Standard 1/8DIN design calibration value power-off memory function
• Equipped with LCD backlight display
• 4~20mA isolated current output (3331)
• Two groups (conductivity, resistivity) electrical control (3321)
• Automatic/manual temperature compensation function
• CE certification

  specifications

• conductivity		measuring range	0.000uS/cm~19.99mS/cm
  		resolution	0.001uS/cm
  		accuracy	0.5% ± 1 word
  resistivity		measuring range	0.50~19.99MΩ
  		resolution	0.01MΩ
  		accuracy	0.5% ± 1 word
  temperature		range	-10~120.0℃
  		resolution	0.1℃
  		accuracy	±0.3℃
  Types of electrode constants		0.01, 0.1, 1.0 (2-wire conductive electrode)
  reference temperature		25.0 ℃, factory setting
  Relay control output/ZUI high load		Two sets of ON/OFF relays control/115VAC or 2./220VAC (3321) within the system
  current output		A set of isolated 4-20mA analog outputs (3331 type)
  Input impedance		>1012Ω
  External dimensions		1/4DIN standard body, 96x48x110mm
  Dimension		92x45mm
  power supply		100~240VAC,50/60Hz

  optional accessories

  model		brief introduction
  Conductivity electrode	392-122	Pure water and ultra pure water treatment field (can be used for a long time below 80 ℃)
  	392-126	Pure water and ultra pure water treatment field (can be used for a long time below 80 ℃)
  	392-125	In the field of circulating water and ordinary water treatment (can be used for a long time below 80 ℃)
  	EC621-001	Pure water and ultra pure water treatment field (can be used for a long time below 120 ℃)
  	EC621-01	Pure water and ultra pure water treatment field (can be used for a long time below 120 ℃)
  sealed box	011-150-00	Dial type installation
  	012-150-00	Wall mounted installation