Different measurement combinations are possible. Onechannel may be equipped with a paramagnetic cell,measuring %-range Oxygen, while the second channelmeasures ppm-Oxygen using a Zirconia cell.Another combination may consist of IR-measuring cells,either on each measuring channel or combined withparamagnetic or Zirconia cell.The hole unit is mounted in a 19” housing. Menu-guidedoperation of the BA3500 via a front-panel keypad andilluminated display allows easy configuration for various industrial process measurement applications