Insertion Vortex and Multivariable Flow Meters
The DVE multivariable insertion-design vortex flow meters use up to three primary sensing elements for flow measurement: a vortex-shedding velocity sensor, an RTD temperature sensor, and a solid-state pressure transducer to measure the mass flow rate of gases, liquids and steam.
The Benefits of Multivariable Flow Measurement
Systems that use external process measurements may not provide adequate enough compensation for process conditions that can change between the point of velocity measurement and the point where upstream or downstream pressure and temperature measurements are happening. Because the DVE measures all of these parameters in one single location, it delivers a more accurate measurement. Integrating multivariable output capability with a single line penetration also simplifies the system complexity. It also helps reduce initial equipment cost, installation cost and overall maintenance costs.
Three Model Options
Three models are available: The DVE-V vortex flow meter provides a cost effective volumetric flow monitoring solution for most liquids; the DVE-T vortex flow meter incorporates temperature sensing to provide a compensated mass flow reading of saturated steam; and the DVE-P multivariable vortex flow meter delivers mass flow, temperature, pressure and density readings from a single device.
Inline Vortex and Multivariable Flow Meters
For applications best suited for an inline installation, KOBOLD offers two inline vortex flow meters. The DVZ Compact Inline Vortex Flow Meter offers flow measurement, switching, and batching capabilities. For more rigorous applications and multivariable measurement capabilities, consider the DVH Inline Vortex and Multivariable Flow Meter.
About Vortex Flow
Visit our in depth article about Vortex Flow Meters to learn more about vortex flow measurement and its advantages and limitations.
Application Guide Required for Product Specification
**This product requires completion of our Application Guide before specification and ordering.**
This product line offers multiple configuration options and technical specifications that must be precisely matched to/calibrated for your specific application requirements. Unlike standard configurable items, these products are engineered solutions that require detailed application information to ensure optimal performance.
The Process
- Complete the Application Guide - Provide detailed information about your specific application
- Technical Review - Our engineering team reviews your requirements
- Product Specification - We specify the exact configuration for your needs
- Quotation & Ordering - Receive your custom quote with precise part numbers
Important Notice
Unless this is a repeat order of a previously specified product with Kobold, we cannot accept orders or provide quotations without a completed Application Guide. Product numbers selected without proper application review may not meet your system requirements and could result in performance issues or compatibility problems.
Even if you believe you've identified the correct part number, the Application Guide process is required to verify compatibility and ensure a streamlined quote/order process.
Ready to get started?
The PDF Application Guide can be downloaded directly from this product page in the “Resource Tab” below and is also attached to the end of the product datasheet. Completed forms can be submitted to customerservice@koboldusa.com.
Need help filling it out? Contact our engineering team: call 412-788-2830 or schedule a free online engineering consultation at your convenience.
Product Specifications
Process Connection
ANSI, DIN Wafer Flange or Threaded via Compression Fitting
Line Sizes
DN80...DN600, (3"...24")
Wetted Materials
316L St. Steel
Input Power
12-36 VDC (2 & 4 Wire), 85-240 VAC 50/60 Hz
Display
Alphanumeric 2 Line x 16 Character LCD
Media Categories
Liquid, Gas, or Steam
Product Features
Optional Integrated Temperature and Pressure Sensor
Field Configurable Range, Outputs and Display
High Temperature Version to 400 °C
High Pressure Version to 1450 PSIG (100 Bar)
Certifications/Approvals: ATEX, IECEx
Documents
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