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CRYODRY CD8 User Manual

Freeze dryer
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CD8 Freeze Dryer
User Manual
For Version 4.0.x
Rev. 2
cryodry.biz

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Summary of Contents for CRYODRY CD8

  • Page 1 CD8 Freeze Dryer User Manual For Version 4.0.x Rev. 2 cryodry.biz...

  • Page 2: Table Of Contents

    Evacuation Stage 9.2.2.3. Drying Stage 9.2.2.4. Storage stage 9.2.3. Starting a Program 9.3. SafeDry Program 9.4. Defrost Mode 9.5. System Settings 9.6. History Screen 9.6.1. History Export 10. Fault Diagnosis 11. Cleaning and Maintenance 11.1. Cleaning 11.2. Maintenance cryodry.biz 2...

  • Page 3: Revision History

    1. Revision History Revision Date Description 20/12/2023 Release 28/02/2024 Updated technical specifications cryodry.biz 3...

  • Page 4: Disclaimer, Terms And Conditions

    2. Disclaimer, Terms and Conditions • CryoDry Terms and Conditions, 20.12.2012 apply. The intellectual property rights for this manual belong to CryoDry Pty Ltd (hereinafter referred to as “the • Company”). • The Company reserves the right to change product specifications without notice.

  • Page 5: Safety

    It is prohibited to install any non-manufacturer authorized software onto this instrument. Keep hands away from the chamber door during pump down to prevent crushing injuries. The instrument must not be opened and operated on unless performed by adequately trained and certified professional personnel. cryodry.biz 5...
  • Page 6 4. The instrument must be used in a well-ventilated, dry environment. 5. The instrument should be kept in a shaded area without direct sunlight. FIRE HAZARD! 1. The instrument uses flammable refrigerant. 2. In the case of refrigerant leak. DO NOT operate the instrument and contact support immediately. cryodry.biz 6...

  • Page 7: Introduction

    After Sales Support If problems are encountered or technical support is required when installing or using the instrument, please contact your local agent, or support@cryodry.biz. The company may provide technical assistance and information regarding the instrument or equipment or service without charge at its sole discretion. The buyer assumes sole responsibility for any reliance on or use of such assistance and information, and the company makes no warranty thereon.

  • Page 8: Technical Specifications

    9.6 kg at 80% moisture Distance Between Trays 5-shelf: 40 mm External Dimensions (mm) 770 (D) x 748 (W) x 507 (H) Part Numbers Voltages & Frequencies 1011060105T 110V 60Hz 3023050105T 230V 50Hz 3022060105T 220V 60Hz 301005060105T 100V 50/60Hz cryodry.biz 8...

  • Page 9: Inspection

    Item Description Quantity Main Unit Vacuum Hose Clamps Sealing Ring Drain Hose USB-A to USB-B Update Cable Tray CAUTION If there is any visible damage to the instrument, please do not connect the instrument to a power supply. cryodry.biz 9...

  • Page 10: Precautions

    During a drying run, regularly release the ballast valve on the vacuum pump to remove any moisture buildup. Do not rapidly enable the compressor, as it may damage the component. Wait at least 30 seconds • before enabling it again. cryodry.biz 10...

  • Page 11: Components & Assembly

    The USB-A port is used to update the Display and download log data. The USB-B connector is used to update the Logic Controller. When updating the instrument, often both the Logic and Display need to be updated. Vent Drain Valve cryodry.biz 11...

  • Page 12: Other Components

    8.2. Other Components Clamps and seal rings Vacuum hose and KF 25 connectors Trays Vacuum pump CD8 power connector (Plug dependent on region) Vacuum pump power connector (Plug dependent on Drain hose region) cryodry.biz 12...

  • Page 13: Assembling The Freeze Dryer

    8.3. Assembling the Freeze Dryer An instructional guide and video can be found at: https://cryodry.biz/2023/06/installing-your-cd8-freeze-dryer/ 8.3.1. Connecting the Vacuum Pump The connector for the vacuum pump is located at the upper right corner at the back of the instrument (Figure 1).
  • Page 14 5. Please note that the clamp only needs to be done up finger tight – excessive tightening may cause damage to the fittings. Figure 4 Figure 5 Connect vacuum pump hose to the vacuum pump as shown in Figure Figure 6 cryodry.biz 14...

  • Page 15: Connecting The Water Drain Hose

    Connect the drain hose to the connector and as shown in (Figure 8). The other end should be placed in either a bucket or near a drain. It must be placed lower than the instrument to allow water to flow out. Figure 8 cryodry.biz 15...

  • Page 16: Connecting The Power Supply

    Locate the main unit power switch under the touch screen. • Turn the power switch to “ON”. A red light will appear to indicate the power switch is “ON” as shown • in Figure 10. The touch screen will also turn on. cryodry.biz 16...

  • Page 17: Pfeiffer Hiscroll Pump Setup

    Please note: If the pump is turned off using the power button , followed by a power cycle, it will not automatically start until the power button is pressed again to enable it. There is no requirement to repeat the above steps. cryodry.biz 17...

  • Page 18: Operation

    The home screen is shown once the touchscreen is powered on (Figure 11). There are five visible control buttons on the touchscreen: Manual, Program, Defrost, Settings, and History. To go back pages, tap the “Home Icon” that’s present on most screens (Figure 12) Figure 12 cryodry.biz 18...

  • Page 19: Manual Mode

    To enter the “Manual Control” page, tap on the “Manual” button (Figure 13). Figure 13 To enable manual control, tap on the main switch at the top (Figure 14). This screen provides full control over the instrument. Figure 14 cryodry.biz 19...
  • Page 20 On the left-hand side (Figure 16), provides relay control of the instrument. They are as follows: • Compressor • Vacuum Valve Vacuum Pump • Shelf Heaters (upper & lower) • Note: For the instrument to maintain the pressure setpoint, enable both the Vacuum Pump and Vacuum Valve. cryodry.biz 20...
  • Page 21 Warning: Do not open the vacuum valve while the pump is off, and the chamber is under vacuum. Allowing air to flow through the pump in the reverse direction will prematurely wear the pump and introduce pump material into the chamber. cryodry.biz 21...

  • Page 22: Program Screen

    9.2. Program Screen Tap on “Program” on the home screen to enter the “Program Selector” page (Figure 17). Figure 17 For the CD8, up to 4 different programs are available (Figure 18). Figure 18 cryodry.biz 22...

  • Page 23: Programs Explained

    9.2.1. Programs Explained A CD8 program is broken down into 4 stages. Freezing, Evacuation, Drying, and Storage. See section “9.2.2 Writing a Program & Parameters Explained” for more details for each of the parameters and how they control each stage. Each stage is very important to consider since they determine the outcome of the product.

  • Page 24: Freezing Stage

    The evacuation stage (Figure 21) is controlled by Evacuation Pressure and Extra Evacuation Time. The evacuation pressure should align with Drying step 1’s pressure. Use extra evacuation time to evacuate to a low pressure if required. Otherwise in most cases using 0 is sufficient. Figure 21 cryodry.biz 24...

  • Page 25: Drying Stage

    For an example program, refer to section “9.3 SafeDry Program” for a very good generalized example of drying food products. Generally, the drying steps don’t need to be complex and using up to 8 steps is enough. Figure 22 cryodry.biz 25...

  • Page 26: Storage Stage

    3-5 mbar to avoid additional drying (if preferred) and use a temperature closer to room temperature like 25C to prevent the product from absorbing moisture. Figure 24 For additional information about drying various products, please refer to our “Freeze Drying Best Practices & Techniques” document. cryodry.biz 26...

  • Page 27: Starting A Program

    Figure 25 When attempting to start a program while Manual mode is active, the following error message will appear in Figure 26. Please go back to the Manual Control page and disable Manual Mode. cryodry.biz 27...
  • Page 28 Remaining Total Time: The accumulative total of all the times from each stage and drying steps. This is not the estimated remaining time, but rather the remaining timer time. Note: The timers don’t start unless the preconditions are met (incl. ramp time checked, or temp / pressure setpoint reached). cryodry.biz 28...
  • Page 29 Program, and they are “Freezing” (Figure 27), “Evacuating” (Figure 28), “Drying” (Figure 29) and “Storage” (Figure 30). Program 1 Evacuating -20.0 1.00 1640 -36.4 -39.2 -41.2 99.99 Figure 28 Program 1 -30.0 1.00 1627 -30.1 -30.5 -41.5 1.02 Figure 29 cryodry.biz 29...
  • Page 30 Figure 31 During a program run, the run can be stopped by tapping “Cancel Run”. A confirmation box will appear to confirm the action (Figure 32). Figure 32 cryodry.biz 30...

  • Page 31: Safedry Program

    SafeDry program, the product is thinly sliced for the best results. Figure 33 Note: This is currently only available for Program 4. There is no way to load SafeDry onto other programs. To load SafeDry onto Program 4, tap on “Load SafeDry” (Figure 34). Figure 34 cryodry.biz 31...
  • Page 32 35). Tapping on “Load” will overwrite the existing parameters on Program 4. Figure 35 After tapping on “Load”, the popup will confirm that the SafeDry program was successfully loaded (Figure 36). Tap on “Close” to hide the pop up. Figure 36 cryodry.biz 32...

  • Page 33: Defrost Mode

    The main difference between the Manual screen and Defrost screen, is that in the Defrost screen, a timer is available for the shelves. Once the shelves reach the “Defrost Temperature”, the shelves will hold that temperature specified in the “Hold Time” before turning off. cryodry.biz 33...
  • Page 34 Set the defrost temperature and defrost time as desired (Figure 39). For most users, 50 C defrost temperature and 2 hours hold time are adequate. Figure 39 When it’s time to begin defrosting, tap on start (Figure 40). Figure 40 cryodry.biz 34...
  • Page 35 To confirm that defrosting has started, the “Defrosting” icon will appear (Figure 41). Figure 41 This “System Defrost” screen will display the real-time values of the temperature for the lower and upper shelf temperature, and chamber temperature. Once started, tap “Stop” to stop the defrosting process (Figure 42). Figure 42 cryodry.biz 35...

  • Page 36: System Settings

    (Rebooting doesn’t affect the running program, relays, and any other running state). Note, this doesn’t restart the machine. After updating, perform a power cycle using either the main power switch located under the display, or from the wall. Figure 44 cryodry.biz 36...
  • Page 37 The screen timeout specifies the time it takes to display the “System State” since the last touch interaction. Setting it to 0 minutes will disable it. The System state screen (Figure 45) shows a general overview of the current state of the instrument. Figure 45 cryodry.biz 37...

  • Page 38: History Screen

    17:02:51 2023/06/21 16.6 16.3 16.5 99.99 17:03:06 2023/06/21 16.7 16.3 16.5 99.99 17:03:21 2023/06/21 16.6 16.2 16.5 99.99 17:03:36 2023/06/21 16.6 16.2 16.5 99.99 17:03:51 2023/06/21 16.5 16.3 16.6 99.99 17:04:06 2023/06/21 16.6 16.3 16.6 99.99 Figure 47 cryodry.biz 38...

  • Page 39: History Export

    After tapping on “Data Export”, a dialog box will appear showing “Exporting Data...”. Wait until “Exporting Complete” is shown, followed by disappearing. After that, remove the USB. The exported file will be called “History-YYYY-MM-DD-HH-mm-SS.xls”, where the filename specifies the timestamp of when the history was exported. cryodry.biz 39...

  • Page 40: Fault Diagnosis

    Ensure that there is enough clearance around the vents and that ambient temperature of the room is below 25°C The unit is making a strange sound Turn off the machine and contact support immediately cryodry.biz 40...

  • Page 41: Cleaning And Maintenance

    • If a dry pump is used, please refer to its own user’s manual. • Clean instrument vents regularly to prevent dust build up. cryodry.biz 41...
  • Page 42 CryoDry Pty Ltd Level 12 37 York Street Sydney NSW 2000 Australia Email: support@cryodry.biz Website: https://cryodry.biz @cryodry @cryodry /company/cryodry @cryodry...

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