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TA DISCOVERY DSC2500, Руководство по началу работы

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Discovery DSC™ Getting Started Guide

Page 21

Additional Function Buttons

Button Name

Description

Help

The 

Help

 button can be found on the lower right side of some screens, 

and displays information regarding use of the currently displayed touch-
screen. 

Autosampler Stop

Displayed while the Autosampler is in motion, pressing this button will 
stop the Autosampler, and can be used instead of the 

Stop

 button.

Содержание DISCOVERY DSC2500

Страница 1: ...Getting Started Guide for DSC2500 DSC250 DSC25 Revision C Issued December 2016 DISCOVERY DSC DIFFERENTIAL SCANNING CALORIMETER...

Страница 2: ...tents trademarks copyrights or other intellectual property TA Instruments Operating Software as well as Module Data Analysis and Utility Software and their asso ciated manuals and online help are prop...

Страница 3: ...Manual Supplement Please click the TA Manual Supplement link to access the following important information supplemental to this Getting Started Guide TA Instruments Trademarks TA Instruments Patents O...

Страница 4: ...European Economic Area In accordance with Council Directive 2014 35 EU of the European Parliament and of the Council of 26 February 2014 on the harmonization of the laws of the Member States relating...

Страница 5: ...devices FCC regulation pertaining to radio frequency emissions CAUTION This equipment is not intended for use in residential environments and may not provide adequate protection to radio reception in...

Страница 6: ...e not trained in electrical procedures do not remove the cabinet covers unless specifically instructed to do so in the manual Maintenance and repair of internal parts must be performed only by TA Inst...

Страница 7: ...maining liquid before using it for any purpose where high oxygen content could be dangerous DANGER Risk of electric shock High voltages are present in this instrument Maintenance and repair of interna...

Страница 8: ...C However the cell must be kept clean so that volatile hydrocarbons which might combust are removed Maximum pressure for oxy gen shall be no greater than 34 kPa gauge 5 psig AVERTISSEMENT L oxyg ne pe...

Страница 9: ...s 21 CRF 1040 10 except for deviation pursuant to Laser Notice No 50 Lifting the Instrument The Discovery DSC is a fairly heavy instrument In order to avoid injury particularly to the back please foll...

Страница 10: ...Components 12 Discovery DSC 12 Discovery DSC Cell 12 Gas Delivery Module 14 DSC Autosampler 14 Cooling Accessories 14 Finned Air Cooling System FACS 15 Quench Cooling Accessory QCA for FACS 15 Stand...

Страница 11: ...ing the LN Pump to the Tank 42 Installing the LN Pump on the Discovery DSC 43 Installation of Additional Items 49 Installing the Autosampler Tray 49 Installing the Lid DSC2500 only 49 Use Maintenance...

Страница 12: ...dynamic pro cesses It can also be used to measure and quantify the heat capacity of a material This information helps the scientist or engineer identify processing and end use performance Figure 1 Dis...

Страница 13: ...s of a cell module gas delivery module and optional Autosampler These components are described below Discovery DSC Cell In a heat flux DSC the sample material encapsulated in a pan and an empty refere...

Страница 14: ...s the equivalent of the conventional single term DSC heat flow expres sion The second and third terms account for differences between the sample and reference sensor resis tances and capacitances resp...

Страница 15: ...covers are in place the controller takes over and runs the pre programmed thermal analysis experiments After the experiment is complete and the cell returns to standby temperature the instrument unco...

Страница 16: ...more quickly The rate of temperature drop depends on the coolant used ice and water dry ice or liquid nitrogen NOTE When using the FACS QCA make sure that the cooling accessory identified in the inst...

Страница 17: ...ange of the RCS120 is 120 to 400 C The RCS90 consists of a two stage cascade vapor compression refrigeration system with an attached cooling head The RCS90 can be used for experiments requiring coolin...

Страница 18: ...range of 180 to 550 C The LN Pump delivers via a pump liquid nitrogen to the heat exchanger which in turn cools the cell The LN Pump can be controlled from the General panel of TRIOS software or the...

Страница 19: ...y describes the basic layout of these functions Figure 7 Discovery DSC user interface display DSC2500 shown The instrument user interface has three basic sections The status line along the top of the...

Страница 20: ...ton ends the method normally as though it had run to completion i e the method end conditions go into effect and the data that has been generated is saved This is the same function as Stop on the inst...

Страница 21: ...erated directly from the instrument Settings Displays options for manual controls such as Event Air Cool Ship and Standby Temperature Autosampler Displays a graphical representation of the Autosampler...

Страница 22: ...The Help button can be found on the lower right side of some screens and displays information regarding use of the currently displayed touch screen Autosampler Stop Displayed while the Autosampler is...

Страница 23: ...reasing linearly to 67 at 35 C Installation Category II Pollution Degree 2 Maximum altitude 2000 m The degree of protection for this instrument according to IEC 529 is IP20 Temperature range with FACS...

Страница 24: ...ired when switching between the two lids MISE EN GARDE Lors de l utilisation du couvercle rev tu la temp rature sup rieure de l instru ment est limit e 400 C Toute utilisation une temp rature sup rieu...

Страница 25: ...of each one is below For more information refer to the online documentation Tzero Sample Encapsulating Press The TA Instruments Tzero sample encapsulating press is used to prepare encapsulated sample...

Страница 26: ...ditional information Installation involves the following procedures Inspecting the system for shipping damage and missing parts Choosing a location for instrument installation Connecting the TA Instru...

Страница 27: ...rking and ventilation space On A stable non flammable work surface Near A properly grounded power outlet on a branch circuit of 20 amps maximum Your TA Instruments thermal analysis controller computer...

Страница 28: ...d branchez les cordons d alimentation tenez les par les fiches et non par les cordons WARNING Protect power and communications cable paths Do not create tripping hazards by laying the cables across a...

Страница 29: ...n when the lid is open 24 VDC OUT May be used for certain accessories EVENT This port is used for the RCS and Photocalorimeter Accessory PCA control USB 2 0 port Provides communications for external a...

Страница 30: ...other than Gas 1 is desired or when gas switching during an experiment is needed 3 Connect the primary gas line to the Gas 1 port 4 If desired connect a secondary gas to the Gas 2 port NOTE The flow r...

Страница 31: ...the pressure regulator and the Cooling Gas inlet will result in reduced cooling capacity For details on the pressure required for the RCS see the appropriate Getting Started Guide CAUTION The Cooling...

Страница 32: ...ery DSC System The power switch is located at the back panel of the instrument It is part of the assembly called the power entry module which also contains the power cord connection and fuses The powe...

Страница 33: ...ther task it is recommended that you leave the instrument on To ensure proper shutdown of the instrument it is recommended that you execute a shutdown from the user interface or TRIOS software before...

Страница 34: ...a burn 2 If an Autosampler is present it must be moved away from the cell by pressing Lid Open Close on the touch screen or on the controller 3 Carefully lift up and pull the top cover off of the Disc...

Страница 35: ...essory kit 6 Insert the tip of the wrench into any one of the three captive screws in the FACS plate and begin to tighten 3 to 4 turns DO NOT fully tighten yet Figure 13 Securing the FACS to the cell...

Страница 36: ...connected to the Cooling Gas fitting Installing the Refrigerated Cooling System RCS 1 Connect the heater jacket harness to the instrument Figure 15 Connect heater jacket harness 2 Open the lid 3 Posit...

Страница 37: ...5 Connect the two conductor cables exiting the rear of the cooling head base to the heater jacket harness Figure 16 6 Unscrew the 2 screws holding the DSC cooler plug in place and then remove the plug...

Страница 38: ...y DSC Getting Started Guide Page 37 7 Snap the DSC instrument cover back into place by inserting the tabs on the right side of the cover and then snapping the left side into position Figure 18 Cover i...

Страница 39: ...make sure that the cooling accessory identified in the instrument control program is the FACS and not the Quench Cooler If the wrong cooler is identified your results may not be as expected NOTE If a...

Страница 40: ...ts Then slide the Quench Cooler into the top of the thermal enclosure NOTE The Quench Cooler may only be used to obtain Heat Flow T1 Figure 19 Stand alone Quench Cooler and thermal enclosure fully ins...

Страница 41: ...e attached to the LN Pump Follow the instructions below to install the transfer line 1 Loosen the two thumbscrews on either side of the vent cover Pull the cover away and down from the LN Pump to remo...

Страница 42: ...e return line connection cap Figure 22 Connection caps 5 Obtain the 1 8 m 6 foot long feed line with its attached cooling head At the opposite end from the cooling head are two fittings that need to b...

Страница 43: ...the thumbscrews finger tight Installing the LN Pump to the Tank Ice and frost are created during normal use of the LN Pump To prevent system failure ensure inside of the tank pump and level sensor ar...

Страница 44: ...lacing the covers 5 Connecting the cables and lines This section provides the instructions for installing the LN Pump on the Discovery DSC Remove the top cover on Discovery DSC 25 DSC 250 DSC 2500 1 I...

Страница 45: ...lule est une temp rature o le contact avec la cellule ne sera pas provoquer une br lure 1 Verify that the DSC cell surface indicated in the figure below on the top of the silver block is not damaged o...

Страница 46: ...la cellule sont douces si elles sont endommag es faites les remplacer un repr sentant du service d entretien de TA Instruments 4 Align the pin on the cell base shown in the figure below with the corre...

Страница 47: ...ten down all three screws one or two turns at a time per screw until you feel them touch the bottom Do not over tighten 9 Connect the LN Pump anti condensate heater cable which is attached to the LN P...

Страница 48: ...es as directed in the next section Connecting Gas Lines The GAS 1 port on the Discovery DSC provides a constant base purge and controlled cell purge the GAS 2 port is for cell purge only and can be us...

Страница 49: ...is limited by an orifice inside the instrument 4 Use 1 8 inch OD tubing to connect the dry nitrogen gas source to the GAS 1 port Again ensure that the pressure of your cooling gas is regulated to 140...

Страница 50: ...ol included in the Conditioning Tool Kit before reverting to the coated lid for experiments Refer to TRIOS software Online Help for full details on selecting and switching DSC lids 1 Ensure that the i...

Страница 51: ...to expose more of the lid pin Figure 38 Lifting the insulated cover to expose the lid support pin 4 While still holding the insulated cover install the lid by aligning the notch on the top side of th...

Страница 52: ...pan type and material Preparing the sample Creating or choosing the test procedure and entering sample and instrument information through the instrument control software Setting the purge gas flow rat...

Страница 53: ...an empty cell through the entire temperature range expected in subsequent experiments The calibration program is used to calculate the slope and offset values needed to flatten the baseline and zero t...

Страница 54: ...temperature calibration is used it is recommended that you choose standards that will bracket the desired measurement temperature range This will ensure optimal calibration and performance Heat Capaci...

Страница 55: ...et up external accessories as required e g purge gas cooling accessory NOTE Please make sure that you run your experiments with the same gas used during calibration of the system 2 Selectandprepareasa...

Страница 56: ...ru ment MISE EN GARDE Avant d utiliser une m thode de nettoyage ou de d contamination autre que celle recommand e par TA Instruments v rifiez aupr s de TA Instruments que la m thode propos e n endomma...

Страница 57: ...ilt in Use a flat blade screwdriver to remove the fuse carriers Figure 40 Use a screw driver to open the fuse cover and remove the fuse holder 3 Remove old fuses and replace the fuses only with the ty...

Страница 58: ...6 3A H 250V 251470 010 Ethernet cable 10 foot shielded 253827 000 Power cord 120 V North America 920223 902 Event cable Table 6 Lids and Accessories Part Number Description 271580 001 Curved tweezers...

Страница 59: ...d aluminum hermetic pans white 901608 903 Die set for Tzero series aluminum pans black 901608 904 Die set for Tzero series aluminum hermetic pans and hermetic alodined pans blue 901608 905 Die set for...

Страница 60: ...01 Aluminum pans for SFI sample pkg of 200 900867 901 Copper pans pkg of 200 900866 901 Gold pans pkg of 10 900868 901 Gold lids pkg of 10 900871 901 Gold pans hermetic pkg of 10 900872 901 Gold lids...

Страница 61: ...ove kit 900902 901 Indium calibration material 900910 901 Tin calibration material 900907 901 Zinc calibration material 970345 901 Tzero sapphire calibration kit 970370 901 MDSC sapphire calibration k...

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