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Rosemount™ 1056 Intelligent Four-Wire Transmitter
Rosemount 1056 Transmitter
The Rosemount 1056 Transmitter offers single or dual sensor input with an unrestricted choice of dual measurements, reducing the cost per loop and saving panel space.
This multi-parameter liquid analysis transmitter offers a wide range of measurement choices, including differential conductivity, dual oxygen and many other combinations supporting most industrial, commercial and municipal applications. The modular design of the transmitter allows signal input boards to be field replaced making configuration changes easy.

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Rosemount(TM) Analytical Minds on pH Sensors: Calibrate pH sensors and maintain measurement accuracy

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Rosemount™ 1056 Intelligent Four-Wire Transmitter


Enclosure Rating
Polycarbonate. Type 4X, IP65.
FM/CSA/UL (See Product Data Sheet for complete list of certifications.)
Overall 155 x 155 x 131mm (6.10 x 6.10 x 5.15 in.). Cutout: 1/2 DIN 139mm x 139mm (5.45 x 5.45 in.)
3 lbs/4 lbs (1.5 kg/2.0 kg)


  • Fast and easy installation using Quick Start programming, auto-recognition of sensor boards and modular design
  • Large customizable display provides at-a-glance view of pertinent information
  • Visibility of process parameters by utilizing HART® or Profibus DP digital communications
  • Effortlessly connect with PLCs and DCS’ by choosing the HART® or Profibus DP communication options
  • Transmitter is compatible with a variety of Rosemount pH sensors, conductivity sensors, dissolved oxygen sensors, chlorine sensors, ozone sensors and turbidity sensors. Also offers a flow/current input card.