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WCB Ice Cream MF Operating Manual

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MF Freezer
Index
A Quick Description of the Operator Panel
Pass Codes and Operating Levels
Section 1, The Operator Level
The Main Menu
Starting the pumps
Starting the Dasher
Starting the Compressor
Starting the CIP
The Mimic Screen
Alarms
Section 2, Set Up of Freezer Parameters
CIP Parameters
Pump Parameters
Dasher Parameters
Compressor Parameters
Section 3, Maintenance
Using the Check Screens
Using Test Mode
Operating panel folder
WCB Ice Cream
Operating manual MF Freezer
Operating manual
1-29

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Summary of Contents for WCB Ice Cream MF

  • Page 1 MF Freezer Operating manual Operating manual MF Freezer Index A Quick Description of the Operator Panel Pass Codes and Operating Levels Section 1, The Operator Level The Main Menu Starting the pumps Starting the Dasher Starting the Compressor Starting the CIP...
  • Page 2 MF Freezer Operating manual A Quick Description of the Operator Panel For an easy reference please open the operator panel folder in the back of this manual. Key No 1: Start Pumps. By pressing this key once the pumps will start if no error conditions exists. At the same time the green LED L1 will light up.
  • Page 3 MF Freezer Operating manual Alarm LED This LED will light up in red if an alarm occurs. At the same time the alarm will be displayed on the screen. When the alarm is acknowledged the led will turn off. Communication Status The LED will be steady on in green if communication to the PLC is working properly.
  • Page 4 MF Freezer Operating manual Passwords and Operating Levels The operation of the freezer is divided into 3 levels protected by pass-codes. A pass code is a combination of keys that must be pressed at the same time in order to enable access to pass-code protected functions.

  • Page 5: Section 1, The Operator Level

    MF Freezer Operating manual Section 1, The Operator Level The Main Menu For a quick key reference please open the Operator Panel folder in the back of this manual. The Main Menu screen gives you access to all the facilities of the freezer. This screen is normally displayed when an Emergency stop situation is cleared or exiting from production, set-up or Maintenance mode.
  • Page 6 MF Freezer Operating manual Starting the pumps For a quick key reference please open the Operator Panel folder in the end of this manual. By pressing the pump start key K1 the pumps will start, the pump set point screen will be displayed and The LED L1 will light up.
  • Page 7 MF Freezer Operating manual Starting the Dasher For a quick key reference please open the Operator Panel folder in the end of this manual. By pressing the pump start key K2 the dasher will start, the dasher monitor screen will be displayed and the LED L2 will light up.

  • Page 8: Starting The Compressor

    MF Freezer Operating manual Starting the Compressor For a quick key reference please open the Operator Panel folder in the end of this manual. By pressing the pump start key K3 the Compressor will start, the refrigeration set point screen will be displayed and the LED L3 will light up.
  • Page 9 MF Freezer Operating manual The Mimic Screen For a quick key reference, please open the Operator Panel folder in the end of this manual. The Mimic screen will be shown either when the automatic production page scroll function is enabled Or K10 (Enter) is pressed on the Refrigeration setpoint page.
  • Page 10 MF Freezer Operating manual Starting the CIP For a quick key reference please open the Operator Panel folder in the back of this manual. By pressing the pump start key K4 the CIP will start, the CIP Sequencer Screen will be displayed and the LED L4 will light up, if neither the pumps, dasher and compressor is running and the Test Mode function is off.
  • Page 11 MF Freezer Operating manual Screen field description: This field is showing the remaining CIP time I minutes. This field is showing the remaining time of the actual CIP step in seconds. This field is showing status messages for the CIP Sequencer. The messages are the following: No External signal.
  • Page 12 MF Freezer Operating manual Alarms When an Alarm condition happens a corresponding alarm message is immediately displayed on the operator panel display. If more alarms have appeared at the same time it is possible to see them by pressing K8 (Arrow Down). If there is more than one alarm pending it is indicated on top of the alarm display.
  • Page 13 MF Freezer Operating manual Error 7. Error in Mains supply. Cause: The power-monitoring relay has switched off either if a power phase is missing or the phase sequence is incorrect. Remedy: Check if all phases are present. Rewire the main power phase to obtain correct sequence.

  • Page 14: Section 2, The Set Up Of Freezer Parameters

    MF Freezer Operating manual Section 2, The Set Up of Freezer Parameters The Main Menu For a quick key reference please open the Operator Panel folder in the end of this manual. To get into set-up mode go to the main menu and use K6 (Arrow Left and K9 (Arrow Right) to pre- select the set-up field.
  • Page 15 MF Freezer Operating manual CIP Parameters By pre-selecting the CIP Field on the Main Set-up Menu and pressing K10 (Enter) you will get into the first of the adjustable CIP Parameters. CIP sequencer time for step 1 (flushing cylinder) On this screen you set the step 1 time for the CIP sequencer. By pressing K7 (Arrow) up you increase the time and by pressing K8 (Arrow Down) you decrease the time.
  • Page 16 MF Freezer Operating manual CIP sequencer time max time On this screen you set the max time for the CIP sequencer. By pressing K7 (Arrow) up you increase the time and by pressing K8 (Arrow Down) you decrease the time. Keeping the keys pressed will make the adjustments go faster and faster.

  • Page 17: Pump Parameters

    MF Freezer Operating manual Pump Parameters By pre-selecting the Pump Field on the Main Set-up Menu and pressing K10 (Enter) you will get into the first of the adjustable Pump Parameters. Pump Calibration Min Capacity On this screen you set the pump capacity in litres per hour when the pumps are running at minimum speed.
  • Page 18 MF Freezer Operating manual Dasher Parameters By pre-selecting the Dash Field on the Main Set-up Menu and pressing K10 (Enter) you will get into the first of the adjustable Dasher Parameters. Dasher Load Warning Threshold On this screen you set the load warning threshold. When the dasher is running the control system is supervising the load of the dasher.
  • Page 19 MF Freezer Operating manual Dasher Motor Amperage On this screen you set the nominal amperage of the dasher motor. This value can be seen on the motor nameplate. The parameter is used by the control system to calculate the dasher load.
  • Page 20 MF Freezer Operating manual Dasher Transducer Range On this screen you tell the control system the range setting of the dashers current transducer. The standard transducer has 3 ranges, which can be selected on the transducer. The parameter is used by the control system to calculate the dasher load.
  • Page 21 MF Freezer Operating manual Compressor Parameters By pre-selecting the Comp Field on the Main Set-up Menu and pressing K10 (Enter) you will get into the first of the adjustable Compressor Parameters. Compressor Shut Down Delay When the Compressor is stopped there should be a small delay in order to make sure that the evaporator is emptied for Halo Carbon.

  • Page 22: Section 3, Maintenance

    MF Freezer Operating manual Section 3, Maintenance Using the Check Screens The Main Menu For a quick key reference, please open the Operator Panel folder in the end of this manual. To get into maintenance mode go to the main menu and use K6 (Arrow Left and K9 (Arrow Right) to pre-select the Maint field.
  • Page 23 MF Freezer Operating manual PLC Inputs 9 to 16 On this screen you can see that status of the second group of digital inputs in the PLC. A “0” means that the input is off and a “1” means that the input is on.
  • Page 24 MF Freezer Operating manual PLC outputs 1 to 8 On this screen you can see that status of the first group of digital outputs in the PLC. A “0” means that the output is off and a “1” means that the output is on.
  • Page 25 MF Freezer Operating manual PLC Analog Input 1 On this screen you can see that status of the first analog input in the PLC. The input range goes from 4 to 20 mA and this range is converted in the PLC from 0 to 100 Percent.
  • Page 26 MF Freezer Operating manual PLC Analog Input 4 On this screen you can see that status of the third fourth input in the PLC. The input range goes from 4 to 20 mA and this range is converted in the PLC from 0 to 100 Percent.
  • Page 27 MF Freezer Operating manual PLC Analog Output 1 On this screen you can see the status of the first analog output in the PLC. The output range goes from 0 to 100 percent, which is converted in the PLC´s analog output module to 4 to 20 mA.
  • Page 28 MF Freezer Operating manual Using the Test Mode The test mode is intended for use in troubleshooting and testing the freezers PLC, motor and actuators. Before you go into test mode be sure that no freezers functions are running. If for instance the pumps are running the change to test mode will be blocked and an alarm will be displayed.