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Rosemount™ 56 Dual Channel Transmitter
rosemount 56 dual channel transmitter
Rosemount 56 Dual Channel Transmitter is a line powered device that can accept inputs from pH/ORP sensors, ISE, flow, current, conductivity (contacting and toroidal) sensors, turbidity sensors, and amperometric (dissolved oxygen, chlorine, and ozone) sensors.
Rosemount™ 56 Dual Channel Transmitter


FM: Class I, Division 2, Groups A, B, C, & D • Class Il & lll, Division 2, Groups E, F,&G • T4
Rounded up to nearest lb or nearest 0.5 kg: 3 lbs/4 lbs (1.5 kg/2.0 kg)
Measurement Range
[pH]: 0 to 14 pH. [ORP]: -1500 to +1500 mV
[pH]: ±0.01 pH. [ORP]: ± 1 mV


  • Retrieve calibration and measurement information by accessing the data logger via USB
  • Design efficient processes by utilizing the built-in PID controller
  • At a glance view of pertinent information provided by the large customizable display
  • Transmit process parameters by utilizing HART or Profibus DP digital communications
  • Do more using a powerful device with data logging capability and PID control