Batch Controllers

Contrec 515-BR01 Batch/Flow Controller for Frequency Flowmeters

Contrec Instruments

The Contrec 515-BR01 Batch/Flow Controller for Frequency Flowmeters is a batching ratio controller for delivery of preset quantities at preset ratios using volumetric frequency inputs.

Batch control can operate in preset or on-off modes, while flow control can be set to various loop control modes.

This application provides the operator with clear local readout including flowrate deviation and can be controlled via communications in more automated systems. There is quick access to commonly used preset values directly from the front panel if access has been authorised.

The PI control of the process flow is via a 4-20mA proportional valve or pump controller. It has integral wind- up protection, a deadband, output hold and ramp time that can be programmed to reduce wear on valves and actuators and provide for bumpless operation.


Contrec 515-BF04 Batch/Flow Controller for Mass Analog Flowmeters

Contrec Instruments

The Contrec 515-BF04 Batch/Flow Controller for Mass Analog Flowmeters is a batching flow controller for delivery of preset quantities at preset flowrates using a mass analog input.

Batch control can operate in preset or on-off modes, while flow control can be set to local (manual) or PI loop mode.

This application of the Contrec 515-BF04 Batch/Flow Controller provides the operator with clear local readout including flowrate deviation and can be controlled via communications in more automated systems.

There is quick access to commonly used preset values directly from the front panel if access has been authorized.

The PI control of the process flow is via a 4-20mA proportional valve or pump controller.

It has integral wind- up protection, a deadband, output hold and ramp time that can be programmed to reduce wear on valves and actuators and provide for bumpless operation.


Contrec 515-BF03 Batch/Flow Controller for Mass Frequency Flowmeters

Contrec Instruments

The Contrec 515-BF03 Batch/Flow Controller for Mass Frequency Flowmeters is a batching flow controller for delivery of preset quantities at preset flowrates using a mass frequency input.

Batch control can operate in preset or on-off modes, while flow control can be set to local (manual) or PI loop mode.

This application provides the operator with clear local readout including flowrate deviation and can be controlled via communications in more automated systems.

There is quick access to commonly used preset values directly from the front panel if access has been authorized.

The PI control of the process flow is via a 4-20mA proportional valve or pump controller. It has integral wind- up protection, a deadband, output hold and ramp time that can be programmed to reduce wear on valves and actuators and provide for bumpless operation.


Contrec 515 BF02 Batch/Flow Controller for Analog Flowmeters

Contrec Instruments

The Contrec 515 BF02 Batch/Flow Controller for Analog Flowmeters is a batching flow controller for delivery of preset quantities at preset flowrates using a volumetric analog input.

Batch control can operate in preset or on-off modes, while flow control can be set to local manual) or PI loop mode.

This application provides the operator with clear local readout including flowrate deviation and can be controlled via communications in more automated systems.

There is quick access to commonly used preset values directly from the front panel if access has been authorized.

The PI control of the process flow is via a 4-20mA proportional valve or pump controller. It has integral wind- up protection, a deadband, output hold and ramp time that can be programmed to reduce wear on valves and actuators and provide for bumpless operation.


Contrec 515-BF01 Batch/Flow Controller for Frequency Flowmeters

Contrec Instruments

The 515 BF01 application is a batching controller for delivery of preset quantities at preset flowrates using a volumetric frequency input. Batch control can operate in preset or on-off modes, while flow control can be set to local (manual) or PI loop mode.

This application provides the operator with clear local readout including flowrate deviation and can be controlled via communications in more automated systems. There is quick access to commonly used preset values directly from the front panel if access has been authorized.

The PI control of the process flow is via a 4-20mA proportional valve or pump controller. It has integral wind- up protection, a deadband, output hold and ramp time that can be programmed to reduce wear on valves and actuators and provide for bumpless operation.


Contrec 505-BC4 Dual Stage Batch Controller for Mass Analog Flowmeters

Contrec Instruments

The 505 BC04 application is a dual stage batch controller for reliable measurement of preset quantities using a mass analog input. Used as a single or dual stage contoller it is suitable for fast batch applications.

It provides the operator with clear local readout and can be controlled via communications in more automated systems.

There is quick access to commonly used preset values directly from the front panel if access has been authorized. Automatic overrun compensation caters for system delays such as valve closure for precise volumes.

The analog input can be scaled as well as having filtering, square law or non-linear correction and cutoff points applied to the signal.


Contrec 505-BC3 Dual Stage Batch Controller for Mass Frequency Flowmeters

Contrec Instruments

The 505 BC03 application is a dual stage batch controller for reliable measurement of preset quantities using a mass frequency input. Used as a single or dual stage contoller it is suitable for fast batch applications.

It provides the operator with clear local readout and can be controlled via communications in more automated systems.

There is quick access to commonly used preset values directly from the front panel if access has been authorized. Automatic overrun compensation caters for system delays such as valve closure for precise volumes.

The instrument is compatible with a wide range of flowmeter frequency outputs, including millivolt signals, reed switches, Namur proximity switches and pulse trains via its smart front-panel program selection.

It provides the operator with clear local readout and can be controlled via communications in more automated systems.


Contrec 505 – BC02 Dual Stage Batch Controller For Analogue Inputs

Contrec Instruments

The 505 BC02 application is a dual stage batch controller for reliable measurement of preset quantities using a volumetric analog input. Used as a single or dual stage contoller it is suitable for fast batch applications.

It provides the operator with clear local readout and can be controlled via communications in more automated systems. There is quick access to commonly used preset values directly from the front panel if access has been authorized. Automatic overrun compensation caters for system delays such as valve closure for precise volumes.

The analog input can be scaled as well as having filtering, square law or non-linear correction and cutoff points applied to the signal.


Contrec 505-BC1 Dual Stage Batch Controller for Volumetric Frequency Flowmeters

Contrec Instruments

The 505 BC01 application is a dual stage batch controller for reliable measurement of preset quantities using a volumetric frequency input. Used as a single or dual stage contoller it is suitable for fast batch applications.

It provides the operator with clear local readout and can be controlled via communications in more automated systems. There is quick access to commonly used preset values directly from the front panel if access has been authorized. Automatic overrun compensation caters for system delays such as valve closure for precise volumes.

The instrument is compatible with a wide range of flowmeter frequency outputs, including millivolt signals, reed switches, Namur proximity switches and pulse trains via its smart front-panel program selection.


414L instruments

Contrec Instruments

Mass Flow measurement at a comparatively low cost can be achieved using the Model 405L and 414L instruments, an RTD temperature sensor and a volumetric flowmeter such as a turbine or positive displacement meter.

Volume correction to 15°C or 60°F for petroleum products is also possible. Petroleum tables and equations that comply with API/ASTM standards for metric and US units are included in both instruments.

With additional features such as a 10 point non-linearity correction and quadrature pulse input, the Models 405L and 414L are ideally suited to the precise measurement of flow, as required in custody transfer applications.

The 405L Flow Computer displays Flow Rate, Resettable Total, Accumulated Total, Gross Total and Temperature.The 414L Batch Controller displays Batch Total, Preset Quantity, Accumulated Total, Flow Rate, Gross Total and Temperature.

  • Mass Flow calculation
  • Volume Correction for petroleum products
  • Single and quadrature pulse inputs
  • Ticket printing option with time and date
  • General liquids
  • Petroleums
  • LPG
  • Custody Transfer
  • Truck Mounted

414 Batch Controller

Contrec Instruments

The 414 Batch Controller is suited to flow applications where precise measurement and control of batch quantities is required. Batch total, flow rate, accumulated total and preset value can all be displayed in engineering units on the large LCD display.

The 414 will interface to most flowmeters with versions available for pulse and analog inputs. Based on previous batches, the 414 will automatically compensate for any overrun which may be caused by slow closing valves.

  • Dual relay outputs
  • Overrun compensation y Remote start/stop
  • No-signal alarm
  • Ticket printing with time and date
  • Displays batch total, preset quantity, flow rate, and accumulated total

214D Batch Controller

Contrec Instruments

The Model 214D Batch Controller is designed for flow applications where the precise control of batch quantities is required.

Batch Total, Accumulated Total and Preset values can all be displayed on the large LCD display.

For hazardous area applications, the 214Di is an intrinsically safe version with both ATEX approval, and CSA approval covering both the USA and Canada.

The 214D has an input conditioning circuit which will accept pulse or frequency flow signals generated by turbine, positive displacement, paddlewheel or other flowmeters.

Configurable link positions enable the input circuit to be configured for the different signal types.