Switch Flow Computers, Totalizers, and Indicators
Description
Switch Flow Computers, Totalizers, and Indicators are devices used to measure, calculate, and display the flow of materials through a system. They are equipped with input channels to receive signals from various sensors and output channels to provide control signals. These devices are capable of totalizing the amount of material or media that passes through a system, providing critical data for monitoring and control purposes.
Working Principle
These devices operate by receiving input signals from flow sensors, such as differential pressure meters, true mass flow meters, and velocity meters. They process these signals to calculate flow rates and totalize the flow over time. The devices can also provide control outputs, which may include analog voltage, analog current, frequency (pulse), and switch outputs. The integration of programmable microprocessors allows for adjustments to accommodate different materials, ranges, and outputs, enhancing their versatility and utility in various industrial settings.
Applications
Switch Flow Computers, Totalizers, and Indicators are used in a wide range of industries. In the oil and gas sector, they are employed for flow monitoring and indication in facilities such as oil rigs, pipelines, and oil wells, often located in remote and harsh environments. In the maritime industry, they are used for monitoring fuel consumption and calculating total flow in offshore vessels. Chemical plants utilize these devices for ratio controlling, while the food industry employs batch controllers for precise ingredient measurements.
Advantages over other Flow Computers, Totalizers, and Indicators
One significant advantage of these devices is their ability to function as standalone units without the need for external power, making them suitable for remote and harsh environments. Their robust design allows them to withstand extreme conditions, such as those found in arid, desert-like locations. Additionally, the programmable nature of these devices provides flexibility in adapting to various materials and process requirements.
Limitations
Despite their advantages, these devices may face limitations such as sluggish response to quick changes in flow conditions, particularly at high differential pressures. This can affect their accuracy and reliability in dynamic environments where rapid changes occur.
Considerations
When selecting and implementing Switch Flow Computers, Totalizers, and Indicators, several factors should be considered. Initial costs can vary depending on the complexity and features of the device. Operating expenses may include maintenance and calibration to ensure accuracy and reliability. Durability is a key consideration, especially in harsh environments, as is the accuracy of the measurements provided. Replacement and maintenance costs should also be factored into the overall cost of ownership, ensuring that the devices remain functional and effective over their operational lifespan.
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]
- Outputs: Analog Voltage; Analog Current; Switch
- Rates Displayed: Volumetric; Velocity; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Analog Meter or Indicator; Digital Display (Readouts); Computer
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]
- Outputs: Analog Voltage; Analog Current; Frequency / Pulse; Switch
- Rates Displayed: Volumetric; Velocity; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: 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]
- Outputs: Analog Current; Frequency / Pulse; Switch
- Display Types: Digital Display (Readouts)
- Media Type: Liquid; Gas/Steam
- Local Interface: Digital Front Panel
from OMEGA Engineering, Inc.
FTB Series totalizers are typically used in applications where accurate measurement of (#2, 4 or 6) heating oil flow is required. The FTB-32 features a fully rotatable, easy-to-read face. The FTB-30 is designed to be mounted horizontally; both the FTB-30 and FTB-31 are shipped complete with mounting... [See More]
- Outputs: Analog Voltage; Analog Current; Frequency / Pulse; Switch
- Rates Displayed: Totalizer
- Media Type: Liquid
- Display Types: Analog Meter or Indicator
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]
- Outputs: Analog Current; Frequency / Pulse; Switch
- Rates Displayed: Volumetric; Totalizer
- Media Type: Liquid
- 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]
- Outputs: Analog Voltage; Switch
- Rates Displayed: Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from Great Plains Industries, Inc.
Rate / totalizer, NEMA 4X front panel [See More]
- Outputs: Switch
- 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]
- Outputs: Switch
- Rates Displayed: Volumetric; Mass; Totalizer
- Media Type: 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]
- Outputs: Analog Voltage; Analog Current; Frequency / Pulse; Switch
- Rates Displayed: Volumetric
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from Fluidwell bv
The D016 is a loca,l panel mount indicator with linearization to display the actual flow rate, total and accumulated total. The total can be reset to zero by pressing the CLEAR button twice. The eleven digit accumulated total however can not be reset to zero. In addition to the average K-Factor or... [See More]
- Outputs: Frequency / Pulse; Switch
- Rates Displayed: Volumetric; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- Display Types: Digital Display (Readouts)
from Define Instruments
This simple and affordable counter/rate indicator is compatible with a range of sensors, and is ideal for indicating totalization and monitoring rates. At a glance: NPN, PNP, TTL, namur, tacho or closed contact sensors. Signal averaging on the rate. Simple, intuitive interface with scrolling text... [See More]
- Outputs: Analog Voltage; Analog Current; Switch
- Local Interface: Digital Front Panel; Computer Interface
- Display Types: Digital Display (Readouts)
- Computer Interface: Serial
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]
- Outputs: Analog Voltage; Analog Current; Switch
- 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.
The “ICE ” Integrated Cryogenic Electronics incorporates the newest technological advances in electronics and the time proven solutions in cryogenic flowmeter measurement. The ICE Cryogenic System is used to measure and record LIN, LOX, LAR, CO2 and other cryogenic liquids for truck... [See More]
- Outputs: Analog Voltage; Analog Current; Frequency / Pulse; Switch
- Rates Displayed: Volumetric; Totalizer
- Media Type: Liquid
- 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]
- Outputs: Analog Voltage; Analog Current; Switch
- Rates Displayed: Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from Fluidwell bv
The E018 is one of the top models in our range of explosion proof flow computers. In addition to the average K-Factor, 16 linearization points can be entered. The unit will interpolate between these points greatly enhancing accuracy in any flow range. Moreover, a continuous flow rate monitoring... [See More]
- Outputs: Analog Current; Frequency / Pulse; Switch
- Rates Displayed: Volumetric; Mass; Totalizer
- 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]
- Outputs: Analog Voltage; Analog Current; Switch
- Display Types: Digital Display (Readouts)
- Rates Displayed: 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]
- Outputs: Switch
- 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.
The HIT-4G is a compact digital gas flow computer with temperature, pressure and compressibility compensation. The HIT-4G is configurable from the instrument front panel keypad or via Modbus communications. OUTSTANDING FEATURES. LCD display for total, rate, temperature and pressure. Non-resettable... [See More]
- Outputs: Analog Current; Frequency / Pulse; Switch
- Rates Displayed: Totalizer
- Media Type: Gas/Steam
- 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]
- Outputs: Frequency / Pulse; Switch
- Rates Displayed: Volumetric; Mass; Totalizer
- 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. 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]
- Outputs: Analog Voltage; Analog Current; Switch
- Display Types: Digital Display (Readouts)
- Rates Displayed: Volumetric; Totalizer
- Local Interface: Digital Front Panel; Computer Interface
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]
- Outputs: Switch
- 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.
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]
- Outputs: Analog Current; Frequency / Pulse; Switch
- Rates Displayed: Volumetric; Totalizer
- Media Type: Liquid
- Display Types: Digital Display (Readouts)
from Fluidwell bv
The F018 is a local indicator with linearization, that displays the actual flow rate, resettable total and non-resettable accumulated total. The F-Series is known worldwide as a range of user-friendly indicators. The F018 is even more impressive. The HART communication allows you to communicate in... [See More]
- Outputs: Analog Current; Frequency / Pulse; Switch
- Rates Displayed: Volumetric; Mass; Totalizer
- Media Type: Liquid; Gas/Steam
- 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]
- Outputs: Analog Voltage; Analog Current; Switch
- Display Types: Digital Display (Readouts)
- Rates Displayed: Volumetric; Totalizer
- Local Interface: Digital Front Panel; Computer Interface