The 49000 Series V-LOG severe-service control valve incorporates an expanded body cavity engineered to manage gas volumetric expansion, while its stacked-disk trim architecture delivers up to 36 discrete pressure-reduction stages. Engineered for high pressure-drop environments where excessive noise or cavitation poses operational risks, this series provides a purpose-built solution for demanding applications. Leveraging Masoneilan’s proprietary V-LOG Energy Management Trim technology, the 49000 Series delivers robust performance across an extensive spectrum of liquid and gas services throughout diverse process industries.
Technical Data
- Pressure rating
- flanged: ANSI 150-2500, UNI-DIN 10 - 400; welded: BW
- Body material
- carbon steel; stainless steel; chrome-moly
Specifications
- Size
- 4” through 36” (100 through 900 mm)
- Actuators
- model 37/38 spring-opposed diaphragm; model 87/88 multi-spring-opposed diaphragm; cylinder
- Trim
- single or double stage Lo-dB and V-LOG energy management trim; low noise flow-to-open designs or anti-cavitation flow-to-close
- Inherent Characteristics
- linear or equal percentage
