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Steam Flow Computers

Contrec offers a diverse range of steam flow computers to cater to various applications. Steam finds extensive use in direct applications such as sterilization and humidification, as well as indirect use for process and space heating, making it well-suited for different industries including food processing, beverage production, brewing, pharmaceutical, and petrochemical processes.
 


CONTREC 515 – SC01 – Frequency Input Steam Computer

The 515 SC01 steam flow computer is designed to measure the volume, mass, and energy content of steam. It achieves this by utilizing a frequency volume flow input along with analog temperature and/or pressure input. This combination allows for comprehensive steam measurement and analysis.
This steam flow computer offers a selection of various modes, making it suitable for a wide range of steam applications. Its compatibility with a diverse range of flowmeter frequency outputs enhances its versatility. Additionally, it can be configured to accept millivolt signals, reed switches, Namur proximity switches, or pulse trains through smart front-panel programming, providing flexibility in installation and usage.
The 515 SC01 steam flow computer's adaptability and compatibility with different input sources make it a valuable tool for accurately measuring and analyzing steam flow in various industrial applications.
 

 

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CONTREC 515 – SC02 – Analogue Input Steam Computer

The 515 SC02 steam computer, which measures the volume, mass, and energy content of steam using analog volume flow along with temperature and/or pressure inputs. The device offers various modes to suit different steam applications and allows selection of the Flowmeter input signal as 0-5V, 1-5V, or 4-20mA. Additionally, it can be programmed with minimum and maximum points and non-linear correction points to accurately reflect the flowmeter's behavior.
Moreover, the steam computer calculates mass flow and energy based on the IAPWS Industrial Formulation (1997) for the thermodynamic properties of steam. This involves using pressure and temperature values to determine the specific volume and specific enthalpy through relevant equations.
 

 

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CONTREC 515 – SC03 – Steam Flow Computer

The 515 SC03 application, which is designed to measure the volume, mass, and energy content of steam. This is achieved through the use of single or stacked differential pressure mass flow inputs in combination with temperature and/or pressure inputs. The device offers various modes to accommodate a wide range of steam applications.
The instrument calculates the flow based on generic differential pressure equations and incorporates the conditions at which the flowmeter was calibrated. Furthermore, it calculates the mass flow and energy according to the IAPWS Industrial Formulation (1997) for the thermodynamic properties of steam. These calculations involve using pressure and temperature values to determine the specific volume and specific enthalpy through relevant equations. Additionally, a specific enthalpy adjustment can be utilized to offset any initial energy.
 

 

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CONTREC 515 – SC04 – Steam Computer - DP Meter (ISO/Cone)

The 515 SC04 application, which is designed for measuring the volume, mass, and energy content of steam. This is accomplished by using single or stacked differential pressure flow inputs in conjunction with temperature and/or pressure input. The device offers various modes to suit a variety of steam applications.
The flow is calculated according to equations for ISO 5167 or V-Cone meters and accurately accounts for thermal expansion effects. Additionally, the energy calculations are based on the IAPWS Industrial Formulation (1997) for the thermodynamic properties of steam. The pressure and temperature values are utilized to determine the specific volume and enthalpy. Moreover, the instrument also calculates the isentropic exponent and absolute viscosity, which are necessary for the differential flowrate calculations.
 

 

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CONTREC 515 – SC05 – Steam Computer - DP Meter (AGA - 3)

The 515 SC05 application, which is designed to measure the volume, mass, and energy content of steam. This is achieved through the use of single or stacked differential pressure flow inputs in conjunction with a temperature and/or pressure input. The application offers a selection of various modes to cater to a wide range of steam applications.
In this application, the flow is calculated according to the AGA-3 differential pressure equations. These flow calculations take into account the conditions at which the flowmeter was calibrated and accurately address thermal expansion effects. Additionally, the instrument calculates the mass flow and energy based on the IAPWS Industrial Formulation (1997) for the thermodynamic properties of steam. The equations utilize pressure and temperature values to determine the specific volume and specific enthalpy.
 

 

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CONTREC 515 – SC06 – Steam Computer - DP Meter (Volumetric)

The 515 SC06 application, which is designed for measuring the volume, mass, and energy content of steam. This is achieved through the use of single or stacked differential pressure volumetric flow inputs in conjunction with a temperature and/or pressure input. The application offers a selection of various modes to accommodate a wide range of steam applications.
In this application, the instrument calculates the flow according to generic differential pressure equations and takes into account the conditions at which the flowmeter was calibrated. Additionally, the instrument calculates the mass flow and energy based on the IAPWS Industrial Formulation (1997) for the thermodynamic properties of steam. The equations utilize pressure and temperature values to determine the specific volume and specific enthalpy.
 

 

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CONTREC 515 – CS02 – Condensate and Steam Flow Computer

Steam plays a crucial role across various industries, from power generation and energy storage to food manufacturing and laboratory use. Its versatile properties enable precise temperature control in many critical processes and provide a clean, reusable source of energy.

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CONTREC 515 – CS12 – Condensate and Steam Flow Computer

The 515 CS12 Condensate and Steam Flow Computer is designed to accurately consider the return of condensate energy when calculating the net energy in a closed 'steam to condensate' system. This is achieved by calculating the volume, mass, and energy content of steam and condensate lines using an analog volume flowmeter in the condensate line, along with temperature and/or pressure inputs.
The energy calculations are based on measurements taken simultaneously from sensors in the steam and condensate lines, and the instrument offers a selection of modes to suit a variety of steam to condensate applications.
Similar to the 515 SC06, this instrument also calculates mass flow and energy based on the IAPWS Industrial Formulation (1997) for the thermodynamic properties of steam, utilizing pressure and temperature values to determine specific volume and specific enthalpy.
 

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