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Operating Manual:   

SU780XLE      

  SU780XLE-LIT-OM-I |

 11.18.19      

www.stirlingultracold.com

The SU780XLE model incorporates next generation free-piston Stirling engine technology.  
Free-piston Stirling engine technology differs from conventional compressor-based 
refrigeration by providing high efficiency, deep-temperature cooling in a compact package.

SU

7

80

XLE

Ultra-Low Temperature Freezer  -86ºC

Table of Contents:

1. INTRODUCTION  . . . . . . . . . . . . . . . . . .6-8 

1.1

 Description. . . . . . . . . . . . . . . . . . . . . . . . .  6 

1.2

 Intended Uses . . . . . . . . . . . . . . . . . . . . . .  6 

1.3

 Documentation  . . . . . . . . . . . . . . . . . . . .  6 

1.4

 Organization of this Manual  . . . . . . . .  6

2. FEATURES OF THE SU780XLE   .  8-11 

2.1 

Free-Piston Stirling Engine . . . . . . . . . .  8 

2.2

 Cabinet Design Features. . . . . . . . . . . .  8 

2.3

 Handle Features . . . . . . . . . . . . . . . . . . . .  8 

2.4

 Temperature Monitoring Features  . .  8 

2.5

 Graphical User Interface (GUI). . . . . . .  9 

2.6

 Pictorial Tour  . . . . . . . . . . . . . . . . . . . 10-11 

2.7

 Included Items  . . . . . . . . . . . . . . . . . . . . 10

3. SAFETY PRECAUTIONS  . . . . . . 12-13
4. UNPACKING AND  

INSTALLATION  . . . . . . . . . . . . . 14-16 

4.1

 Freezer Site Qualification  . . . . . . . . . . 14 

4.2

 Unpacking and  

Unloading Procedure . . . . . . . . . . . . . . . . . 15

 

4.3

 Setup  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

5. OPERATION . . . . . . . . . . . . . . . . 17-31 

5.1

 Responsible Operation  . . . . . . . . . 17-29 

5.2

 Handle Operation

  . . . . . . . . . . . . . . . . . 17 

5.3

 Graphical User Interface (GUI)  . . . . . 17 

   

5.3.1 

Modifiable Values

. . . . . . . . . . . . . . . . 17 

   

5.3.2

 PIN

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 

  

5.3.3 

GUI Menu

. . . . . . . . . . . . . . . . . . . . . . . . 18 

  

5.3.4

 Basic GUI Controls

. . . . . . . . . . . . . . . . 19

 

  

5.3.5

 GUI Instructions

  . . . . . . . . . . . . . . . 20-29 

5.4

 Managing Freezer Contents  . . . . . . . 30 

5.5

 Cleaning  . . . . . . . . . . . . . . . . . . . . . . . . . . 30

 

5.6

 Calibration of the RTD  . . . . . . . . . . . . . 30 

5.7

 Safety Precautions . . . . . . . . . . . . . . . . . 31

6. TRANSPORTING, MOVING  

AND STORAGE . . . . . . . . . . . . . . . . 32

7. PREVENTATIVE MAINTENANCE & 

SERVICE . . . . . . . . . . . . . . . . . . . . . . 33 

7.1

 Monthly Maintenance . . . . . . . . . . . . . 33

    

   

7.1.1

 De-ice Gaskets and Breaker

. . . . . . . 33

 

   

7.1.2

 Inspect Vacuum Relief Port

. . . . . . . . 33

 

7.2

 Yearly Maintenance. . . . . . . . . . . . . . . . 33 

 

  

7.2.1

 Check and Clean Heat Reject Fins

   .  33 

   

7.2.2

 Check Door Alignment

  . . . . . . . . . . . 33

 

7.3

 Biennial Maintenance. . . . . . . . . . . . . . 33 

   

7.3.1

 Replace Battery

  . . . . . . . . . . . . . . . . . . 33 

7.4  

Power Cord Replacement

. . . . . . . . . . 33

8. TROUBLESHOOTING . . . . . . . . . . . 34
9. SPECIFICATIONS. . . . . . . . . . . . 35-37 

9.1

 Freezer Specifications. . . . . . . . . . . 35-36 

9.2

 Performance Data  . . . . . . . . . . . . . . . . . 37 

9.3

 Materials Specifications. . . . . . . . . . . . 37

10. WARRANTY. . . . . . . . . . . . . . . 38-39

Summary of Contents for SU780XLE

Page 1: ...Operating Manual 11 18 19 SU780XLE 86 C Ultra Low Storage Freezer 6000 Poston Rd Athens Ohio 45701 USA t 740 274 7900 855 274 7900 f 740 274 7901 www stirlingultracold com ...

Page 2: ...THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 3: ... to view Chart History Tap Home Chart History Select Chart History Type use to view Guide to Advanced GUI Functions Alarm Set up Tap Home Set up Enter PIN Enter Alarms Select Alarm Type use to adjust Save Date and Time Tap Home Set up Enter PIN Enter Date Time Select Date Time component use to adjust Save Change PIN Tap Home Set up Enter PIN Enter PIN Enter New PIN Enter Re enter New PIN Enter Cal...

Page 4: ...4 of 40 Operating Manual SU780XLE SU780XLE LIT OM I 11 18 19 THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 5: ...UTIONS 12 13 4 UNPACKING AND INSTALLATION 14 16 4 1 Freezer Site Qualification 14 4 2 Unpacking and Unloading Procedure 15 4 3 Setup 16 5 OPERATION 17 31 5 1 Responsible Operation 17 29 5 2 Handle Operation 17 5 3 Graphical User Interface GUI 17 5 3 1 Modifiable Values 17 5 3 2 PIN 18 5 3 3 GUI Menu 18 5 3 4 Basic GUI Controls 19 5 3 5 GUI Instructions 20 29 5 4 Managing Freezer Contents 30 5 5 Cl...

Page 6: ...ltage Category II environment The unit is designed to operate under the following environmental conditions Indoor use Altitude up to 2000 m Maximum relative humidity 80 for temperatures up to 31 C decreasing linearly to 50 relative humidity at 40 C 1 3 Documentation This operating manual describes all aspects of receiving installing set up use moving and storage of the Stirling Ultracold SU780XLE ...

Page 7: ...s listed on the product and in this operating manual Hazard Symbols This symbol used alone indicates important operating instructions which reduce the risk of injury or poor performance of the unit CAUTION This symbol in the context of a CAUTION indicates a potentially hazardous situation which if not avoided could result in minor to moderate injury or damage to the equipment WARNING This symbol i...

Page 8: ...ressure is not yet equalized 2 4 Temperature Monitoring Features One Resistance Temperature Detector RTD measures the internal cabinet temperature of the SU780XLE The RTD provides input to the controller and the GUI Graphical User Interface display for reporting and logging The RTD may be calibrated by the user through the GUI The GUI provides a door open time out alarm and monitors the temperatur...

Page 9: ...reezer identification information The following SU780XLE parameters are accessed and modified through the GUI touch screen for complete instructions see Section 5 Accessible Values Modifiable Values Current freezer temperature Temperature setpoint Temperature history chart Under temperature limit Alarm status Over temperature limit Event log Over temperature alarm delay after door opening Battery ...

Page 10: ...5 8 screw D External Alarm Terminal dry contacts 4 20mA optional G NC NO C Positive Negative G Ground NC normally closed opened at alarm NO normally opened closed at alarm C common E CO2 LN2 Backup connector optional factory or field installed F Ethernet Port 8 Air vent 9 Outer door hinges 10 Access port for independent thermocouple 0 5 12 7 mm with plug 11 Cabinet breaker 12 Dual wheel casters an...

Page 11: ...ultracold com 17 2 Features CAUTION Tipping Hazard The unloaded freezer is TOP HEAVY Use caution in moving and installation Do not pitch the freezer more than 12 degrees from horizontal Doing so may cause it to tip over 8 8 6 A B C 9 2 4 14 15 16 13 11 12 3 10 1 5 D C 7 C E F ...

Page 12: ...t Stirling Ultracold for authorized repair procedures as required Do not immerse in water pour water on the unit or operate where water may drip or fall on the unit Operation under extreme environmental conditions e g in very high humidity environments RH 85 or more also may lead to condensation or water intrusion Do not modify the cabinet controls or free piston Stirling engine Do not cut change ...

Page 13: ...y adversely impact freezer contents Do not put ice or liquid water directly in the freezer box always use suitable containers Use only sample containers that have been approved or tested for ultra low temperature use Do not use glass containers when the contents might freeze and expand Some plastics shatter at ultra low temperatures Avoid splinter hazards Biological and chemical hazards are still ...

Page 14: ...freezer The left side requires appropriate space for handle access The right side requires appropriate space for door opening and air vent 4 The access port must be plugged at all times for normal operation Ingress to the access port see Section 2 6 is required during normal operation 5 The freezer should be installed on a level surface The leveling feet can accommodate small variations 6 There mu...

Page 15: ... cardboard as doing so may damage the freezer 5 Remove cardboard foam supports 6 Remove the bottom portion of cardboard shipping unit 6 7 Remove plastic cover from the freezer 8 Collapse all side walls of the bottom portion of the cardboard shipping unit 7 to move the freezer 9 Remove two ramps 8 from the bottom portion of the shipping unit and place them at the front of the pallet hooking the ram...

Page 16: ... tape at the port stopper prior to initial use 6 Review the date time and temperature setpoint within the Graphical User Interface and adjust as needed Default setpoint is 80 C 7 A one time temperature alarm suppression provided by the software allows for the initial cooling of the freezer after start up 8 After the freezer reaches its operating temperature and its door is opened and closed the pa...

Page 17: ... Release assists when the freezer door is adhered to the gasket after long periods of non use as well as when air pressure is not yet equalized To close with handle in the horizontal position push door to closed position and return the handle to its original vertical position 5 3 Graphical User Interface GUI Values for the following SU780XLE parameters are viewed and modified through the GUI touch...

Page 18: ...in duration of time that the door may remain open before an audible alarm sounds Battery Info display battery voltage and current information Date Time display and change system date and time Door Defrost adjust defrost heater between 0 to 100 A warning will be displayed on Home screen if set to 0 Setpoint display and adjust over temperature setpoint temperature setpoint and under temperature setp...

Page 19: ...lable via the GUI including changing the temperature setpoint and alarm settings Guide to Basic GUI Functions ON OFF Switch the main power on located at the back of the unit adjacent to the AC cord Change Setpoint Tap Home Set up Enter PIN Enter Select Setpoint Type Save Silence Alarm Tap on screen alarm warning Event Log Tap Home Event Log use v to view Chart History Tap Home Chart History Select...

Page 20: ...19 5 3 5 Graphical User Interface GUI Instructions 1 Power Up The Power Up screen will appear for 20 seconds when the freezer is initially turned on 2 Home The Home Screen displays the current temperature of the freezer Tap the display to access the Data screen ...

Page 21: ...p the Event Log button to view the last approximately 200 events Tap the Chart History button to view the cabinet air temperature over the last 12 hours 24 hours or 7 days Tap the About button for freezer information including serial number service contact and alarm test 5 Operation 4 PIN Entry Screen Home Data Set up if PIN enabled Tap 1 2 3 4 default PIN Tap Enter Accessing GUI menus within Set ...

Page 22: ...nge defrost percentage The Setpoint button is pre selected User can view change the setpoints on this screen Tap the PIN button to change or disable the PIN 6 Setpoint Access this screen to change the temperature setpoint or over under temperature thresholds Home Data Set up Enter PIN Enter Select the appropriate setpoint type use the and buttons to adjust then tap Save Note If Save is not tapped ...

Page 23: ...appropriate alarm type use the and buttons to adjust to preferred delay duration in minutes then tap Save Note If Save is not tapped new values will not be used Temp Delay Temperature Delay delays the over temperature alarm from 1 to 120 mins after a door opening Silence Dur Silence Duration delays alarm for a specified period of time from 1 to 120 mins when silence is tapped Ext Delay External De...

Page 24: ... buttons to adjust the percent then tap Save 100 turns the heater on for maximum duty cycle 60 is recommended for most laboratory environments 0 provides no defrost heating Note Warning will display on Data screen 9 Date Time Access this screen to enter date and time values Home Set up Enter PIN Enter Date Time Select the appropriate time date component use the and buttons to adjust then tap Save ...

Page 25: ...PIN Leave the Enter New PIN field blank and tap Enter Leave the Re Enter New PIN field blank and tap Enter PIN is disabled and user is returned to the Set up Screen 5 Operation 12 Event Log The Event Log will display the last approximately 200 events in about 30 pages listing 7 events per page The last 7 events are shown by default Events beyond 30 pages will not be saved Home Data Event Log Tap t...

Page 26: ...e of the freezer for the previous 11 months in 12 hour 24 hour or 7 day increments Home Data Chart History Tap 12 Hours 24 Hours or 7 Days as desired Tap or to adjust time date in view 14 Alarm In the event of an Alarm event a warning will be seen on each screen informing the user of the reason for the alarm Tap the warning to silence the alarm ...

Page 27: ... Tap AlarmTest button to test alarms Tap Service Contact to see service contact information Tap the Service button to view freezer parameters such as RTD temperatures and engine voltage current and power 16 Alarm Test Use this button to test the alarms Tap Home Data About Alarm Test Tap the AlarmTest button to test temperature alarm Alarm sounds and the alarm test button becomes orange see above T...

Page 28: ...r contact information Home Data About Service Contact 18 Service The service screen provides technical information needed for service as well as RTD calibration This screen is accessible only through the use of the service PIN number Home Data About Service Enter Service PIN Enter Tap the RTD Calib button to calibrate the RTD s ...

Page 29: ...tion RTD Calibration Screen is used to compensate for discrepancies between the Display RTD and a user provided standard This screen requires Authorized Service PIN Home Data About Service Enter Service PIN Enter RTD Calib Tap to select the desired RTD then use the and buttons to adjust the offset then tap Save ...

Page 30: ...ot use solvent such as bleach or harsh abrasive cleansers or pads In the event of excess ice accumulation remove any ice that accumulates inside the freezer by defrosting it Transfer the contents of the freezer to alternate storage switch off the power to the freezer and wait for the ice to melt Wipe up moisture with a clean cloth If the freezer door can be left ajar safely defrosting will be more...

Page 31: ...CAUTION This symbol in the context of a CAUTION indicates a potentially hazardous situation which if not avoided could result in minor to moderate injury or damage to the equipment WARNING This symbol in the context of a WARNING indicates potentially hazardous situations which if not avoided could result in serious injury or death Flammable warning messages alert the user to possible risks of pers...

Page 32: ...ual while making such transfers Shut down the freezer by turning off the power and allowing it to come to room temperature Dry the inside of the freezer compartment and clean any spills Disconnect wires and cable connected to the freezer See Section 4 3 Setup for precautions associated with this task Disinfect with suitable sterilizing agent if the freezer has been used for biohazards Do not use b...

Page 33: ...Check Door Alignment Check that door alignment is correct and allows the door latch to be easily engaged 7 3 Biennial Maintenance To be performed only by an authorized service provider 7 3 1 Replace Battery CAUTION Stored voltage hazard performed by authorized service provider only CAUTION Cover is in two parts and together weighs approximately 24 lbs CAUTION Only use a sealed lead acid rechargeab...

Page 34: ...er environment Remove freezer from direct sunlight hot room etc Check that freezer is level Tilts of more than 5 degrees in some directions will degrade performance Freezer recovers returns to set point slowly Door is not completely closed Check for ice buildup remove if necessary and properly close door Door is open and closed too often Minimize opening and closing of door Inadequate air circulat...

Page 35: ...table to 1ºC increments Ambient Operating Temperature 5ºC to 35ºC 41ºF to 95ºF Warehouse Storage Temperature 5 C to 60 C 23ºF to 140ºF at RH 65 Operational Environment This ultra low temperature freezer is designed for use in a normal laboratory environment Avoid unusual dust or particulate circulation Useful Life 12 years nominal Volume 780 liters 27 5 cu ft Interior Dimensions 1542 x 705 x 740 m...

Page 36: ...36 of 40 Operating Manual SU780XLE SU780XLE LIT OM I 11 18 19 FRONT 78 47 1993 2 mm 60 71 1542 mm SIDE TOP ...

Page 37: ...ning ENERGY STAR Final Test Method 35 minutes Warm Up Profile 2 5 hours to 60ºC 6 5 hours to 40ºC 12 hours to 20ºC Heat Dissipation 981 BTU h load to HVAC 9 3 Materials Specifications Part Material Color Treatment Body Main Body Door Front Cover and Top Cover Mild steel White Green Powder coated Interior Steel White Powder coated Shelves Stainless Steel adjustable Handle Zinc Alloy Green Powder co...

Page 38: ...ate a resolution Advanced authorization for a service company to diagnose the problem must be approved by Global Cooling Inc Global Cooling Inc will not be responsible for charges incurred for service calls made by a third party prior to authorization by Global Cooling Inc Global Cooling Inc retains the right to replace any product in lieu of servicing it in the field Liability in all events is li...

Page 39: ...l start ONE MONTH after the ship date from Global Cooling Global Cooling warrants that Distributor shall acquire products purchased hereunder free and clear of all liens and encumbrances Global Cooling further warrants all products to be free from defects in materials under normal use and service for a period of TWO YEARS The Stirling Ultracold free piston Stirling engine and thermosiphon is warra...

Page 40: ...00 f 740 274 7901 www stirlingultracold com 2019 Stirling Ultracold Global Cooling Inc All Rights Reserved Global Cooling technology is manufactured under U S and International patents Stirling Ultracold is a trademark of Global Cooling Inc Specifications subject to change without notice Refer to www stirlingultracold com for the latest specifications ...

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