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Rosemount™ CVU Conductivity Validation Unit
rosemount analytical cvu conductivity validation unit
Achieve accurate, standard operating procedure documentation of high purity water quality with the Rosemount Analytical CVU Conductivity Validation Unit.
Loop-calibrated to NIST traceable standards, this instrument helps meet validation requirements and exceeds USP2 accuracy requirements. This CVU is ideal for applications where calibrating a conductivity sensor against a standard solution is impractical and is a suitable tool for the pharmaceutical, semiconductor and utility industries.
Rosemount™ CVU Conductivity Validation Unit


Width 19" (48.3 cm), Depth 16" (40.6 cm), Height 12" (30.5 cm)
Case: Single sensor 21 lbs (9.5 kg) / Dual sensor 25 lbs (11.3 kg)
3 @ 16QWG
Ordering Code -01: 115/230 VAC ±15%, 50/60 Hz. 10W min. power input
One or two isolated sensor inputs
Two 4-20 mA or 0-20 mA isolated current outputs. Fully scalable. Max Load: 550 Ohm.
Terminal Connections
Power connector (3-leads): 24-12 AWG wire size. Signal board terminal blocks: 26-16 AWG wire size. Current output connectors (2-leads): 24-16 AWG wire size


  • Features accurate, standard operating procedure documentation of high purity water quality
  • Loop-calibrated to NIST traceable standards with calibration certification to help meet validation requirements
  • Exceeds USP2 accuracy requirements to ensure reliable process documentation
  • Offers a selection of raw or temperature compensation for varying applications
  • Designed for ultrapure water or cation temperature compensation
  • Engineered with two configurable isolated outputs to process conductivity or temperature
  • Rugged and portable protective carrying case with lock offers instrument protection during transport
  • Easy-to-use instrument includes all necessary cabling and tubing for simple connection to water systems
  • Includes Rosemount 1056 Analyzer, and a Model 404-11-17 Stainless Steel flow-through cell with a 0.01/cm cell constant


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