Programmable Flow Computers, Totalizers, and Indicators
Description
Programmable flow computers, totalizers, and indicators are devices used to measure, calculate, and display flow rates and total flow quantities of fluids. They are equipped with input channels to receive signals from various sensors and output channels to control processes. These devices can handle different types of inputs such as pulse, analog current, and analog voltage, and they provide outputs in similar formats. They are essential for monitoring and controlling the flow of materials in various industrial applications.
Working Principle
Programmable 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 inputs are processed by a built-in microprocessor, which calculates flow rates and totalizes the amount of material or media passing through the system. The devices can be programmed to adjust for different materials, ranges, and outputs, making them versatile tools in flow measurement. Their usefulness lies in their ability to provide accurate and real-time data, which is crucial for maintaining efficient and safe operations in industrial settings.
Applications
These devices are widely used in various industries for specific applications. In the oil industry, they are employed for flow monitoring and indication in oil rigs, pipelines, and oil wells, especially in remote and harsh environments. In water and wastewater plants, they are used to monitor and calculate total flow. In offshore maritime vessels, they help in monitoring fuel consumption and calculating total flow. Chemical plants use flow computers for ratio controlling, while the food industry utilizes batch controllers for precise process management.
Advantages over other Flow Computers, Totalizers, and Indicators
One of the significant advantages of certain flow computers, such as the Fluidwell explosion-proof E-series, is their standalone capability with no need for external power, making them ideal for remote and harsh environments. They are designed to withstand extreme conditions, including arid and desert-like environments, and their enclosures can endure significant physical stress, such as the weight of a truck rolling over them. Additionally, their long battery life, ranging from two to seven years, reduces the need for frequent maintenance.
Limitations
Despite their advantages, programmable flow computers, totalizers, and indicators have limitations. They require specific input signals and may not be compatible with all types of sensors. The initial setup and programming can be complex, requiring skilled personnel. Additionally, while they are robust, their performance can be affected by extreme environmental conditions beyond their design specifications.
Considerations
When considering the implementation of programmable flow computers, totalizers, and indicators, several factors should be taken into account. Initial costs can be high due to the need for compatible sensors and skilled installation. Operating expenses are generally low, especially for devices with long battery life. Durability is a strong point, particularly for models designed for harsh environments. Accuracy is typically high, but it depends on proper calibration and maintenance. Replacement and maintenance costs are minimized by the long lifespan of the devices, but regular checks are necessary to ensure continued accuracy and performance.
from ABB Measurement & Analytics
Flow-X series of flow computers is a powerful and versatile automation platform, especially designed for the custody transfer of liquid and gas. It provides different enclosure options for panel-mount and field-mount installation and possesses measurement certifications from multiple, 3rd-party... [See More]
- Features: Programmable
- Rates Displayed: Volumetric; Mass
- Media Type: Gas/Steam
- Display Types: Digital Display (Readouts)
from ABB Measurement & Analytics
Flow-X series of flow computers is a powerful and versatile automation platform, especially designed for the custody transfer of liquid and gas. It provides different enclosure options for panel-mount and field-mount installation and possesses measurement certifications from multiple, 3rd-party... [See More]
- Features: Programmable
- Rates Displayed: Volumetric; Mass
- Media Type: Gas/Steam
- Display Types: Digital Display (Readouts)
from ABB Measurement & Analytics
Flow-X series of flow computers is a powerful and versatile automation platform, especially designed for the custody transfer of liquid and gas. It provides different enclosure options for panel-mount and field-mount installation and possesses measurement certifications from multiple, 3rd-party... [See More]
- Features: Programmable
- Rates Displayed: Volumetric; Mass
- Media Type: Gas/Steam
- Display Types: Digital Display (Readouts)
from ABB Measurement & Analytics
Time tested and field proven, μFLO is known throughout the industry as an extremely accurate and reliable gas flow computer. µFLOG5 features the Linux operating system, has persistent memory, and supports linear liquid measurement. Backwards compatibility is a high priority, and the... [See More]
- Features: Programmable
- Display Types: Digital Display (Readouts)
- Media Type: Gas/Steam
- Local Interface: Digital Front Panel
from ABB Measurement & Analytics
XFCG5 provides an upgraded path to new digital technologies and protocols such as MQTT and secured wireless connection (WiFi-Access Point or Bluetooth). This generation of flow computers and RTUs also offers a low-power, highly-reliable microprocessor-based unit with a Linux operating system,... [See More]
- Features: Programmable
- Display Types: Digital Display (Readouts)
- Media Type: Gas/Steam
- Local Interface: Digital Front Panel
from KROHNE Messtechnik
The SUMMIT 8800 is a digital flow computer for custody transfer (CT) measurement. Its state of the art full color graphical touch screen allows a graphical representation of the measurement process, with all measured values shown in real time; Up to 5 different types of meters combined in one flow... [See More]
- Features: Controller; Programmable; Recorder
- Rates Displayed: Volumetric; Velocity; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts); Computer
from Fluidwell bv
The F116 flow computer has been developed to calculate differential / consumption or total volume. The usual difficulties encountered in such applications include: pulsating flows, very low consumption readings, vibration and high ambient temperatures. These are all well catered for in the design... [See More]
- Features: Programmable
- Rates Displayed: Volumetric; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
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]
- Features: Alarm; Programmable; Recorder
- Rates Displayed: Volumetric
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from Define Instruments
What it does: Accepts digital pulse inputs from flow sensors and meters. Dual display shows the flow rate and volume. This dual display flow batching totalizer accepts a variety of flow sensor inputs, and has a variety of advanced features, including: flow batching, volumetric pulse, in flight... [See More]
- Features: Programmable
- Display Types: Digital Display (Readouts)
- Rates Displayed: Totalizer
- Local Interface: Digital Front Panel; Computer Interface
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]
- Features: Alarm; Controller; Programmable; Recorder
- Rates Displayed: Volumetric; Velocity; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Analog Meter or Indicator; Digital Display (Readouts); Computer
from Flow Technology, Inc.
The SL Series Flow Computers consist of three panel-mounted display units for use with liquid and gas flowmeters. All units are easily programmed through the front keypad or with a Windowsbased PC software program. Each device has multiple assignable outputs allowing tremendous flexibility to set... [See More]
- Features: Alarm; Programmable
- Display Types: Digital Display (Readouts)
- Media Type: Liquid; Gas/Steam
- Local Interface: Digital Front Panel
from AW Company
Fully automatic, audible alarm, NEMA 12 and 13 rating [See More]
- Features: Alarm; Programmable
- Rates Displayed: Volumetric
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
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]
- Features: Programmable; Recorder
- Rates Displayed: Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from OMEGA Engineering, Inc.
The DPF60 is a combination microprocessor-based digital rate indicator and integrating totalizer. It accepts inputs of 4 to 20 mA, 0 to 20 mA, 0 to 5 V, or 1 to 5 V and can be scaled for engineering units directly from the NEMA 4X (IP66) rated front panel without tweaking internal potentiometers. [See More]
- Features: Alarm; Controller; Programmable
- Rates Displayed: Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from Hoffer Flow Controls, Inc.
General Description. ACE II incorporates the newest technological advances in electronics and the time proven solutions in cryogenic measurements from the Hoffer ACE system. Graphical display and “soft keys ” allows for easy interaction between operator and the instrument. Multiple, easy... [See More]
- Features: Alarm; Programmable
- Rates Displayed: Volumetric; Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
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]
- Features: Alarm; Controller; Programmable; Recorder (optional feature)
- Rates Displayed: Volumetric; Mass; Totalizer
- Media Type: Gas/Steam
- Display Types: Digital Display (Readouts)
from KOBOLD Instruments, Inc.
Product Features. Analog Input 0-5 V, 0-10 V, 1-5 V 4-20 mA or 0-20 mA. Display Rate, Total, Peak or Valley. Completely User Programmable. Analog or Serial Communications. NEMA 4X Front Panel. The KOBOLD INT series of controllers is designed to allow totalization and rate metering with sensors... [See More]
- Features: Programmable
- Rates Displayed: Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from Fluidwell bv
The F126-EG flow computer has been developed to calculate corrected gas volume at normal conditions. The corrected volumetric flow is calculated by measuring the uncorrected volumetric flow, actual line temperature and pressure which are processed with the equations stored in the flow computer. A... [See More]
- Features: Programmable
- Rates Displayed: Volumetric; Mass; Totalizer
- Media Type: Gas/Steam
- Display Types: Digital Display (Readouts)
from Define Instruments
What it does: Accepts digital pulse inputs from flow sensors and meters. Displays the flow rate information and in-built totalizers convert the rate into volume. This dual totalizer flow rate controller accepts a wide range of industrial pulse and frequency flow sensor types, and is ideal for a... [See More]
- Features: Programmable
- Display Types: Digital Display (Readouts)
- Rates Displayed: Volumetric; Totalizer
- Local Interface: Digital Front Panel; Computer Interface
from Florite International, Inc.
The Florite Model 990X is an innovative, technically superior, high quality and reliable microcomputer-based controller suitable for any commercial or industrial application. The instruments user configurable screw-terminal channels enable any mix of up to eight inputs and or outputs regardless of... [See More]
- Features: Alarm; Controller; Programmable; Recorder
- Rates Displayed: Volumetric; Velocity; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Analog Meter or Indicator; Digital Display (Readouts); Computer
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]
- Features: Programmable; Recorder
- Rates Displayed: Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from OMEGA Engineering, Inc.
The DPF301 Series comprises 4 to 20 mA loop-powered panel-mount indicators that display process variables in engineering units (GPM, LPM, psig, %RH, etc.), with an adjustable decimal point for rate and total display. Because these indicators take power directly from the current loop, the user can... [See More]
- Features: Programmable
- Rates Displayed: Volumetric; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from Hoffer Flow Controls, Inc.
Introduction: The Nova-Flow Series of flow computers is a family of highly flexible, modular flow computers designed for basic rate and total flow display, batch control for liquid and gas flow measurement, as well as for thermal energy measurement. With more than 500,000 unique configurations... [See More]
- Features: Alarm; Programmable
- Rates Displayed: Volumetric; Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from Aalborg Instruments
Design Features. Displays instantaneous, total and accumulated flow rates. Built-in Flow Linearizer (10 point linearization of the flow curve). Up to 47 different volumetric and mass flow engineering units. Large 13mm (0.51") digits for flow rate and 5.5mm (0.21") for Total. Digital RS-232 or RS-485... [See More]
- Features: Alarm; Controller; Programmable
- Rates Displayed: Volumetric; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from KOBOLD Instruments, Inc.
Product Features. Display Rate or Total. Batching Version Available. 2 Presets for Rate or Total. Fully Scalable. Analog or Serial Communications. NEMA 4X Front Panel. Pulse Input to 10 kHz. KOBOLD's MRT series of controllers offers users a full range of frequency input control options. Through use... [See More]
- Features: Programmable
- Rates Displayed: Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from Fluidwell bv
The E126-EL delivers accurate measurement while withstanding the harshest conditions.The corrected volumetric flow is calculated by using the thermal expansion coefficient algorithm stored in the flowcomputer. The reference temperature can be defined as desired, e.g. 15°C, 20°C or 60°F. A typical... [See More]
- Features: Programmable
- Rates Displayed: Volumetric; Velocity; Mass; Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from Define Instruments
What it does: Accepts mA input from a flow meter and displays a total. Offers optional relay and analog output for set point alarming and control, plus serial communications. This rate meter and totalizer is ideal for flow rate monitoring of transmitters and sensors with mA output. It features dual... [See More]
- Features: Programmable
- Display Types: Digital Display (Readouts)
- Rates Displayed: Volumetric; Totalizer
- Local Interface: Digital Front Panel; Computer Interface
from Florite International, Inc.
The Model N920 is an embedded version of the 900 Series instrument incorporating user selectable digital and analog inputs, as well as analog and relay outputs. Other Model N920 features include .005% high accuracy PID, batch, and dose control functions. Additionally, the Model N920 encompasses rate... [See More]
- Features: Alarm; Controller; Programmable; Recorder
- Rates Displayed: Volumetric; Velocity; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Analog Meter or Indicator; Digital Display (Readouts); Computer
from OMEGA Engineering, Inc.
The new Model FC-21 multifunction batcher and the Model FC-22 flow computer satisfy instrument requirements for a variety of flow meter applications. Omega offers many different types of flowmeters: paddlewheels, turbines, positivie displacement, annemometers, mass flow, etc. for many application... [See More]
- Features: Programmable
- Rates Displayed: Volumetric; Velocity; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from Hoffer Flow Controls, Inc.
The Model 2005 is a microprocessor based temperature compensated flow rate indicator/totalizer that provides local display and transmits flow data for control capability. The unit is part of a cost effective family of flow products designed to accept inputs from pulse producing or analog producing... [See More]
- Features: Programmable
- Rates Displayed: Mass; Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from Fluidwell bv
he F016 is a local indicator which displays the actual flow rate, total and accumulated total. In addition to the average K-Factor or Span, eight linearization points can be entered with their frequencies or values. The unit will interpolate between these points, greatly enhancing accuracy in any... [See More]
- Features: Programmable
- Rates Displayed: Volumetric; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
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]
- Features: Alarm; Controller; Programmable; Recorder
- Rates Displayed: Volumetric; Velocity; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Analog Meter or Indicator; Digital Display (Readouts); Computer
from Hoffer Flow Controls, Inc.
GENERAL DESCRIIPTIION. Featuring 5 digits of rate and 8 digits of total, the HRT1 is a loop powered indicator capable of accepting magnetic pickup, DC pulse or switch closure inputs. The HRT1 uses the 4-20mA loop to provide power when this output is used and to provide the HART ® communication... [See More]
- Features: Programmable
- Rates Displayed: Volumetric; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from Fluidwell bv
The F010 is a local indicator with large 26mm (1") high digits which displays the actual flow rate. The measuring and time unit to be displayed below the flow rate are simply selected through an alphanumeric configuration menu. No adhesive labels have to be put on the outside of the enclosure: a... [See More]
- Features: Programmable
- Rates Displayed: Volumetric; Mass
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from Hoffer Flow Controls, Inc.
The Nova-Flow Series of flow computers is a family of highly flexible, modular flow computers designed for basic rate and total flow display, batch control for liquid and gas flow measurement, as well as for thermal energy measurement. With more than 500,000 unique configurations possible, the... [See More]
- Features: Alarm; Programmable
- Rates Displayed: Volumetric; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from Fluidwell bv
The F090-A-PL is an economical loop powered general purpose indicator with large 26mm (1") high digits. The measuring unit to be displayed is simply selected through an alphanumeric configuration menu. No adhesive labels have to be put on the outside of the enclosure: a weather proof and... [See More]
- Features: Programmable
- Rates Displayed: Volumetric; Mass
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from Hoffer Flow Controls, Inc.
The Model 2007 is a microprocessor based batch controller that provides local display of flow rate, accumulated total and batch total. This unit also transmits flow data for control capability. Standard outputs include analog, RS-232, RS-422, RS-485 and conditioned pulse outputs. Optional... [See More]
- Features: Programmable
- Rates Displayed: Volumetric; Mass; Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)