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NuAire NU-8600, Руководство по эксплуатации и обслуживанию, Страница: 1 / 53

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Water-Jacketed Automatic CO

2

 Incubator 

 

Models 

NU-8600, NU-8600E 

NU-8631, NU-8631E 

 

Operation and Maintenance Manual 

 

 

November 2018 

Revision 6  

Series 3 

 

 

 

 

 

                                                          For 115 Vac, 50/60 Hz Only 

 

 

 

 

 

 

 

Manufactured By: 

NuAire, Inc. 

2100 Fernbrook Lane 

Plymouth, MN  55447 

Toll-Free: 1-800-328-3352 

In Minnesota:  (763)-553-1270 

Fax: (763)-553-0459 

 

 

Содержание NU-8600

Страница 1: ...NU 8600E NU 8631 NU 8631E Operation and Maintenance Manual November 2018 Revision 6 Series 3 For 115 Vac 50 60 Hz Only Manufactured By NuAire Inc 2100 Fernbrook Lane Plymouth MN 55447 Toll Free 1 800...

Страница 2: ...No 9 Calibration 9 1 Chamber Temperature Calibration 9 2 Door Heater Adjustments Affecting Temperature Calibration 9 3 Setting Air Injections 9 4 CO2 Calibration 9 5 O2 Calibration Section No 10 Maint...

Страница 3: ...circulation system HEPA Filter A continuous operating air pump draws environmental sample from the chamber and circulates it through a HEPA filter capsule then through sensors that measure CO2 volume...

Страница 4: ...The air injections are settable by the user to help control condensation See section 8 8 for this option 1 7 O2 Display and Control NU 8631 The Incubator has an available optional Oxygen display and c...

Страница 5: ...otentially hazardous situation which if not avoided may result in minor or moderate injury CAUTION CAUTION used without the safety alert symbol indicates a potentially hazardous situation which if not...

Страница 6: ...the front panel just below the door to check the concentration of CO2 in the chamber The CO2 percentage is controlled by a solid state gas infrared sensor using a single light source with dual wave le...

Страница 7: ...imum 2 0 Liters Recommended Fill 1 5 Liters 3 2 Performance Parameters Temperature Control Performance Determined with O Set Point 21 0 Temperature Range 5 C to 55 C 37 C default 5 C above ambient to...

Страница 8: ...ubator is installed and set up properly per the instructions in the manual has stabilized at all set points and is in a stable environment See sections 8 and 9 for proper set up Idle system will not i...

Страница 9: ...OM0253 Page 9 of 53 Rev 6 November 2018...

Страница 10: ...y The resistance between the green bonding conductor of the supply cord and any dead metal part of the cabinet shall not exceed 0 10 ohms 4 3 Functional Tests These functional tests are performed on e...

Страница 11: ...6 1 Damaged Shipments 6 1 1 Terms are F O B factory unless stated otherwise Therefore it is important to check each shipment before acceptance 6 1 2 If there is visible damage the material can be acce...

Страница 12: ...ling Prior to use the incubator should be leveled using a bubble level on a middle shelf in the chamber The Incubator should have all 4 leveling feet firmly on the bench or floor Level from side to si...

Страница 13: ...OM0253 Page 13 of 53 Rev 6 November 2018...

Страница 14: ...e door Install the fill port fitting Place the tubing over the adapter and connect the other end to either a funnel or serrated tap Use single distilled water NO PURER THAN 1 MEGA OHM Fill the Water J...

Страница 15: ...he picture Each incubator is equipped with the filters required for the control systems available on that model CO2 N2 Pressure to the Invitrocell is rated at 20 PSIG or 1 4 BAR Do not exceed 25 PSIG...

Страница 16: ...lators have two gauges USE A TWO STAGE REGULATOR All NuAire Incubators use CO2 N2 in such quantities that precise metering of CO2 N2input pressure is important for maximum performance To connect the r...

Страница 17: ...n the Incubator is installed correctly connected to the power source it is rated for gas connections made properly the water pan filled the shelves in place and the unit is leveled Read section 8 and...

Страница 18: ...chamber is achieved through the process of water evaporation vapor water pressure from a stainless steel water pan placed on the bottom of the chamber Materials of different thermal resistance e g gla...

Страница 19: ...ase RH in the chamber reduce the airflow If airflow is decreased some condensation may be unavoidable The port plug with breather hole must be used on the side port NOTE DO NOT SEAL OR RESTRICT THE OP...

Страница 20: ...display Goes to screen for adjusting time and date 8 3 4 Accessing the Incubator Control Screens Accessing the many Control screens performing functions and diagnostic tests and maneuvering through th...

Страница 21: ...n by touching the NUAIRE logo Environmental Set Points Allows adjustment of Temperature CO2 and Door heater power level settings Note You can also access the Environmental set points by touching any c...

Страница 22: ...ubator performance perform system diagnostics and to Factory or Master reset for returning the incubator to Default settings 2 A selectable 4 digit numerical password that is entered by the Incubator...

Страница 23: ...top middle of the front panel After the door is closed the text will display Door Closed Delay indicating the delay time 60 sec adjustable 8 4 6 USB status The USB status icon appears in the lower rig...

Страница 24: ...nection of a computer for 2 way communications and incubator monitoring or output to a printer or other device only capable of receiving RS 485 digital information dry contact remote alarm indicator a...

Страница 25: ...OM0253 Page 25 of 53 Rev 6 November 2018...

Страница 26: ...OM0253 Page 26 of 53 Rev 6 November 2018...

Страница 27: ...action is required when the incubator is first turned on then to perform calibration functions and address abnormal conditions status If an abnormal condition has or does exist for a particular parame...

Страница 28: ...elay Times when O control system is active Post inject delays are automatically adjusted according to the O set point to facilitate gas recovery after a door opening The value displayed in the option...

Страница 29: ...tem Settings Select Service Settings and enter 9876 and then hit enter ENT In the Service Settings menu select the Diagnostics button for the desired function Output Input Diagnostic Parameter Functio...

Страница 30: ...n off This function shows on LCD the current state of the CO2 inject valve LCD will show ON or OFF corresponding to the valve condition On for open or set or yes 3 Sensor Bay Heater Triac Condition on...

Страница 31: ...Option Default Minimum Maximum All the options for the NU 8600 NU 8631 Incubator use this same format The default is set at the factory and can be restored in the field with a Master or a Factory res...

Страница 32: ...ndition where no power is enabled to any of the system output controls until the situation is rectified 5 Recovery Delay Time This value determines the time in seconds to turn off the chamber heaters...

Страница 33: ...nt of time in minutes between each injection of air into the chamber 4 Digital Output Interval This parameter specifies the frequency in minutes that performance and set point data is output to a devi...

Страница 34: ...m The Incubator will perform the Master Reset then the Factory Setup Screen will appear The Factory Setup screen shows the Model Number Serial Number and Language that was chosen for the user screens...

Страница 35: ...the heated decon cycle choices in the Systems Settings screen Touch the Model Number text then follow the screen prompts as shown below Pressing continue on the choose Region screen will bring you bac...

Страница 36: ...e glass beaker on the bottom of the chamber because it will result in a slightly higher temperature reading due to the heater located on the chamber bottom Placing the thermometer in glass beaker on t...

Страница 37: ...ners of the glass door and or gasket indicates a properly calibrated door heater If calibration is required simply perform the procedure as stated below As stated earlier the door heater operates on a...

Страница 38: ...ibration check and change if necessary the Incubator in line filter found within the Sensor bay When unit has stabilized at the operational temperature and CO2 percentage take an independent measureme...

Страница 39: ...ning The recovery time should be as minimal as possible with virtually no overshoot Verify the CO2 sensor calibration prior to performing an injection calibration The injection calibration is not requ...

Страница 40: ...CO2 N2 Supply Filter should be replaced every fifth empty CO2 tank or when the filter is visibly discolored yellow brown Note Direction of flow IN is labeled on one side of filter when replacing filt...

Страница 41: ...de meaning they will not control or alarm while in this mode o Power Loss Recovery shows in place of RUN in the main screen Heaters and Air Pump run as normal Once entered this mode will run for 1 hou...

Страница 42: ...Reset the notification timer to the default of 24 months by pressing save This is recommended Change the timer by sliding the green button right to decrease or left to increase the amount of time unti...

Страница 43: ...button in the Alarms Menu will silence the audible alarm until Diagnostics is entered or another alarm becomes active Step 2 CLEAR ERROR INDICATORS Error indicators can be cleared by entering the Ala...

Страница 44: ...elay replace board if faulty Check that all connections are secure Check sensor bay heater for function replace if faulty Check for uncontrolled sources of heat influencing the bay CO2 System Displaye...

Страница 45: ...it Check output Power Supply If good could be Control Board Check power supply connection to Control board DC power supply failed Replace 5 VDC Power Failure Low voltage detected on the 5 VDC power ci...

Страница 46: ...m Contacts The NuAire Water Jacket Incubator contains a set of contact points to connect to a remote alarm system The contacts are located on the rear panel see page 14 The contacts are housed in a mo...

Страница 47: ...h as hospital and research laboratories and most industrial laboratories the expected transient overvoltage is 2500V for a 230V supply and 1500V for a 120V supply 13 5 Pollution Degree 2 0 Pollution d...

Страница 48: ...ted Component Material Incubator Cabinet Painted Steel Outer Door Painted Steel Chamber Stainless Steel Outer Door Gasket Vinyl Clad Magnet Inner Door Gasket Silicon Rubber Front Service Panel Painted...

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