BEKA BA658C Manual
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BEKA BA658C Manual

Panel mounting batch controller
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BA658C
Panel mounting
Batch Controller
Issue 4
Issue:
4
st
1
December 2010

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Summary of Contents for BEKA BA658C

  • Page 1 BA658C Panel mounting Batch Controller Issue 4 Issue: December 2010...

  • Page 2: Table Of Contents

    5.4.17.2 Control 3 Tag number 5.4.17.3 Flow alarm 5.4.17.4 Reset status 5.4.17.5 Batch status 9. Index 5.4.17.6 Pulse output Appendix 1 User Screens Appendix 2 Diagnostic Information Menu The BA658C is CE marked to show compliance with the European EMC Directive 89/336/EEC...

  • Page 3: Description

    BA550BP BA550BC. Although incorporating sophisticated control functions, the BA658C is easy to operate and configure. Batch status and the function of the front panel push-buttons are shown on the backlit graphic display which is visible in all lighting conditions.

  • Page 4: Operator Controls

    Batch History shows the size of the BA658C at the end of each batch. last ten batches which have been When a batch is complete the completed. batch controller will display the volume that has been dispensed.

  • Page 5: System Design

    3.2 Pulse inputs As shown in Fig 3 the BA658C batch controller may be connected to a wide variety of pulse transducers. Input 1 is for pulse sources that need powering by the batch controller such as switch contacts or a 2-wire proximity detector.
  • Page 6 BEKA associates’ guarantee section 3.2. excludes relay contact damage. This enables the BA658C to be connected to WARNING most flowmeters incorporating a magnetic These switch outputs should not be pickup, or an amplifier producing a high level used for critical safety applications.
  • Page 7 Insert the BA658C into the instrument 4.1 Location panel cut-out from the front of the The BA658C is housed in a robust aluminium panel. enclosure with a toughened glass window mounted in a Noryl bezel. The front of the b.
  • Page 8 4.3 EMC The BA658C complies with the requirements of the European EMC Directive 89/336/EEC. For specified immunity all wiring should be in screened twisted pairs. To prevent circulating currents, cable screens should only be earthed at one point.
  • Page 9 P pushbutton will access the function menu. Functions offer a 5.2 Navigation choice of options or an invitation to enter a The BA658C is configured via the front panel variable. pushbuttons which are soft-keys identified on the display screen.
  • Page 10 Clip-Off 00000.0 5.3 Default configuration Unless otherwise requested at the time of Default parameters may be globally restored ordering, BA658C batch controllers will be see section 5.4.13 supplied configured as follows: System Settings Language English Operator control Both Local &...
  • Page 11 BLANK PAGE...
  • Page 12 Fig 6 System Settings...

  • Page 13: Switch Contact

    3.2 and 3.3. Set Lineariser 5.4.4 4mA Calibration Note: Only necessary when 4/20mA input Highlight the required setting and press E to is used. enter the selection When the BA658C batch controller is supplied the analogue current input will have been...

  • Page 14: Restart

    The display screen shows the Only available when factory fitted option is volume that been installed in the BA658C batch controller. dispensed. Before another Configuration is the same as for Output 2, batch can be started the Reset except terminal numbers are: push-button must be operated.
  • Page 15 5.4.14 Security Clear Grand Total A summary of instrument security is contained If ‘Clear G Total’ is highlighted and the E pushbutton operated, a second screen will be in section 5.1 of this manual. presented. To confirm that the Grand Total is This security function enables the four digit to be zeroed highlight ‘Continue’...
  • Page 16 5.4.15 Operator Screens volume, CONTROL2stop, before Control 1 is The user screen may be selected from six de-energised. Fig. 1 shows the operation different formats that are shown in Appendix 1. diagrammatically. The screens show different information and have different display sizes so that the 5.4.17.2 Control 3 operator is only presented with the essential This output is identical to Control 2 except...
  • Page 17 BLANK PAGE...
  • Page 18 Fig 9 Batch Settings...

  • Page 19: Batch Settings

    5.5 BATCH SETTINGS 5.5.2 Scale Factors (For nonlinear pulse See Fig 9. inputs) The k factor of a flowmeter is the number of 5.5.1 Scale Points (For nonlinear pulse output pulses that it produces per unit volume inputs) e.g. 70 pulses per litre. This and the following Scale Factors function described in section 6.5.2 are used to calibrate The batch controller’s Scale Factor is a...

  • Page 20: Scaling (4/20Ma Input)

    The function also determines the position of represents the rate of flow, which may be the decimal point in the Batch Size, Batch displayed by the BA658C batch controller in Limit and Pre-Stop functions. any engineering units. See section 5.6.3...

  • Page 21: Batch Limit

    5.5.7 Batch Limit 5.5.10 Select Batch To prevent accidental over-filling, the Batch This allows the batch controller’s operating Limit defines the maximum batch that may be setpoint to be selected from the nine pre- dispensed. If a batch setpoint greater than the entered setpoints.

  • Page 22: Control2Stop

    5.5.13 CONTROL2stop (Control 2 Pre-Stop) the batch controller being reset is calculated. Control 1 is de-energised when the batched This quantity is automatically subtracted from total equals the batch setpoint. Control 2 may the batch setpoint for subsequent batches. be de-energised at the same time, or a programmable batch quantity before the batch If the flow alarm has been assigned to one of setpoint is reached.
  • Page 23 BLANK PAGE...
  • Page 24 Fig 11 Rate Settings...

  • Page 25: Rate Settings

    5.6.4 Rate Legend The BA658C batch display is in UK gallons but This function enables the units of the rate the rate display is required in litres. display to be entered. Up to six upper and...

  • Page 26: Rate Filter

    5.6.6 Rate Filter The BA658C contains a digital filter with two Smoothing: 2 independent adjustable parameters enabling Jump-Out: 4 the rate display frequency response to be tailored for optimum performance. 1.9 = Light..Heavy / 1.9 = Fine..Coarse Smoothing Amount of filtering applied (time constant).

  • Page 27: Calibration Examples

    6. CALIBRATION EXAMPLE To achieve these requirements the BA658C batch controller should be configured as In this example a BA658C batch controller is follows. required to control the dispensing of a liquid into a tank as shown in Fig. 12.
  • Page 28 Batch Settings Function Setting Scale Factor Batch D.P. 0000000.0 Batch Legend Litres Batch Limit 1050.0 Batch Names Batch 1 Full Volume Batch 2 Half Volume Batch Size Full Volume 1000.0 Half Volume 500.0 CONTROL2delay 10 seconds CONTROL2stop 50.0 Count Mode Overrun Comp Rate Settings Function...

  • Page 29: Maintenance

    STARTING MAINTENANCE 1 and 2. Terminal 1 should be positive. If a BA658C fails after it has been functioning correctly, the table shown in section 7.1 may Front panel Batch controller User Controls help to identify the cause of the failure.

  • Page 30: Index

    9. INDEX Subject Section Subject Section Backlight 5.4.16 Maintenance Batch Menu Cycles 5.5.18 Batch settings Decimal point D.P. 5.5.5 Configuration History 5.5.11 Operator Legend 5.5.6 Rate settings Limit 5.5.7 System Names 5.5.8 Select 5.5.10 Operator Size 5.5.9 Controls Status 5.4.17.5 Display 5.4.16 Screens...

  • Page 33: Appendix

    APPENDIX 2 Information menu...

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