Laboratory Bench / Portable Flow Computers, Totalizers, and Indicators

Description

Laboratory bench and portable flow computers, totalizers, and indicators are devices designed to measure, compute, and display the flow rate and total flow of various fluids. These instruments are equipped to handle multiple input signals and provide accurate flow data, which is crucial for monitoring and controlling fluid dynamics in various settings.

Working Principle

Flow computers, totalizers, and indicators operate by receiving input signals from flow sensors, such as differential pressure meters, true mass flow meters, and velocity meters. These devices process the input data to compute flow rates and total flow volumes. The processed data is then displayed or used to control other processes. The utility of these devices lies in their ability to provide precise flow measurements, which are essential for maintaining operational efficiency and safety in fluid management systems.

Applications

These devices are widely used in industries such as oil and gas, water and wastewater management, and chemical processing. For example, in the oil industry, flow computers are used for monitoring fuel consumption and calculating total flow in offshore maritime vessels. In chemical plants, they are employed for ratio controlling and batch processing. Additionally, they are used in food processing industries for batch control and in sanitary environments where precise flow measurement is critical.

Advantages over other Flow Computers, Totalizers, and Indicators

One of the significant advantages of laboratory bench and portable flow computers is their ability to operate without the need for external power, making them suitable for remote and harsh environments, such as oil rigs and desert-like conditions. This feature enhances their reliability and reduces the need for extensive infrastructure, which is often lacking in remote locations.

Limitations

These devices can be affected by quick changes in flow conditions, particularly at high differential pressures, which may lead to overspeeding and inaccurate readings. Additionally, they may be sluggish in responding to rapid changes in flow, which can be a limitation in dynamic environments.

Considerations

When selecting laboratory bench and portable flow computers, totalizers, and indicators, it is essential to consider factors such as initial costs, operating expenses, and durability. These devices should be chosen based on their ability to withstand the specific environmental conditions they will be exposed to. Accuracy is another critical factor, as precise measurements are crucial for effective fluid management. Maintenance and replacement costs should also be considered, as these can impact the long-term operational budget.

7 Results
LectroCount™ Electronic Register -- LCR II
from Liquid Controls Group; a Unit of IDEX Corporation

The LectroCount „ ¢LCR System is an electronic register that replaces the mechanical register, calibration gears and/or adjuster mechanism. This system utilizes Weights & Measures approved hardware and software. The LCR is available with or without internal pulser, and accepts direct... [See More]

  • Mounting Configuration: Laboratory Bench / Portable
  • Rates Displayed: Totalizer
  • Media Type: Liquid
  • Display Types: Digital Display (Readouts)
Portable Doppler Ultrasonic Flow Meter -- FD613 / FD614
from OMEGA Engineering, Inc.

The FD610 Series ultrasonic flow meter features advanced Trans-Phase measuring technology, providing accurate and reliable flow velocity assessments in closed piping systems. The FD610 Series utilizes a non-invasive clamp-on transducer which is placed on the outside of a pipe. Within seconds, the... [See More]

  • Mounting Configuration: Laboratory Bench / Portable
  • Rates Displayed: Velocity
  • Media Type: Liquid
  • Display Types: Digital Display (Readouts)
Flow Computer Series 5
from Willowglen Systems Inc.

Willowglen ’s Unisen Series 5 Flow Computer outperforms the competition – with standard and advanced features, and flexible configuration: · Available in different sizes to accommodate small to large numbers of flow meters (maximum 25 flow meters). · Flexible enough to deal... [See More]

  • Mounting Configuration: Panel; Wall; Laboratory Bench / Portable; Rack
  • Rates Displayed: Volumetric
  • Media Type: Liquid; Gas/Steam
  • Display Types: Digital Display (Readouts)
SDPROC Command Module
from Aalborg Instruments

Microprocessor driven digital Command Modules are. used in conjunction with any analog or digital mass flow. meters or controllers with 0-5 Vdc input /output signals. One, two, three and four channel Command Module. configurations are available. Command Modules contain. appropriate power supplies,... [See More]

  • Mounting Configuration: Panel; Laboratory Bench / Portable
  • Rates Displayed: Volumetric; Mass; Totalizer
  • Media Type: Gas/Steam
  • Display Types: Digital Display (Readouts)
High Accuracy Process Controller -- 900 Series
from Florite International, Inc.

The 900 Series is an economic one loop microcomputer-based instrument incorporating user selectable digital and analog inputs, as well as analog and relay outputs.  Other 900 Series features include .005% high accuracy PID, batch, and dose control functions. Additionally, the 900 Series encompasses... [See More]

  • Mounting Configuration: Panel; Wall; Laboratory Bench / Portable; Other Fixed Installation Type
  • Rates Displayed: Volumetric; Velocity; Mass; Totalizer
  • Media Type: Liquid; Gas/Steam
  • Display Types: Analog Meter or Indicator; Digital Display (Readouts); Computer
LectroCount™ Electronic Register -- POS
from Liquid Controls Group; a Unit of IDEX Corporation

LectroCount3 „ ¢ POS System is an electronic register that replaces the mechanical register, printer, calibration gears and/or adjuster mechanism. Retrofits to most truck mounted meters regardless of brand or principle of operation. This system utilizes Weights and Measures approved... [See More]

  • Mounting Configuration: Laboratory Bench / Portable
  • Rates Displayed: Totalizer
  • Media Type: Liquid
  • Display Types: Digital Display (Readouts)
Universal Process Monitor/Controller -- 700 Series
from Florite International, Inc.

The 700 Series is an economic one loop microcomputer-based instrument incorporating a digital input, as well as a relay output. Other 700 Series features include rate metering, dual totalizing, easy menu navigation, multiple audio/visual alarm functions, a serial RS-232 port, LWAN (modem)... [See More]

  • Mounting Configuration: Panel; Wall; Laboratory Bench / Portable; Other Fixed Installation Type
  • Rates Displayed: Volumetric; Velocity; Mass; Totalizer
  • Media Type: Liquid; Gas/Steam
  • Display Types: Analog Meter or Indicator; Digital Display (Readouts); Computer