Shimadzu TGA-50 Instruction Manual
  1. Manuals
  2. Brands
  3. Shimadzu Manuals
  4. Measuring Instruments
  5. TGA-50
  6. Instruction manual
Shimadzu TGA-50 Instruction Manual

Shimadzu TGA-50 Instruction Manual

Thermogravimetric analyzer
Hide thumbs
Table of Contents

Advertisement

Quick Links

222-00023J
Jul. 2016
Thermogravimetric Analyzer
TGA-50/50H
Instruction Manual
Read this manual thoroughly before you use the product.
Keep this manual for future reference.

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the TGA-50 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Shimadzu TGA-50

Summary of Contents for Shimadzu TGA-50

  • Page 1 222-00023J Jul. 2016 Thermogravimetric Analyzer TGA-50/50H Instruction Manual Read this manual thoroughly before you use the product. Keep this manual for future reference.
  • Page 2 This page is intentionally left blank.
  • Page 3 • To ensure safe operation, read all "Safety Instructions" thoroughly before using the product. • To ensure safe operation, contact your Shimadzu representative if product installation, adjustment, re-installation (after the product is moved), or repair is required. Notice • Information in this manual is subject to change without notice and does not represent a commitment on the part of the vendor.
  • Page 4 The following symbols are used in this manual: Indication Meaning Indicates an action that must not be performed. Indicates an action that must be performed. Indicates information provided to improve product performance. Indicates the location of related reference information. TGA-50/50H...
  • Page 5 In order to ensure safety, warning labels are attached in places requiring caution. If a warning label is lost or damaged, obtain a new label through your Shimadzu representative and attach it in the correct position. See "Warning Labels on the Equipment"...
  • Page 6 Shimadzu may not be able to provide identical replacement products. 3. Limitation of Liability: (1) In no event will Shimadzu be liable for any lost revenue, profit or data, or for special, indirect, consequential, incidental or punitive damages, however caused regardless of the theory of liability, arising out of or related to the use of or inability to use the product, even if Shimadzu has been advised of the possibility of such damage.
  • Page 7 Replacement parts for this product will be available for a period of seven (7) years after the product is discontinued. Thereafter, such parts may cease to be available. Note, however, that the availability of parts not manufactured by Shimadzu shall be determined by the relevant manufacturers.
  • Page 8 Inspection and Adjustment ........SPECIFICATIONS PRINCIPLE AND Outline ............. STRUCTURE Principle ............OPERATIONS FOR Basic Operation (example measurement of MEASUREMENT copper sulfate dehydration) ....... Technique of Analysis ................4.2.1 Sample and sample cell ........4.2.2 Setting of atmosphere TGA-50/50H...

  • Page 9: Table Of Contents

    TIME SCALE ............POWER KEEP/OFF(power off) ......PID（PIO constants for temperature control) ..FILE DELETE（File deletion） ......FILE SAVE（File saving） ........6.10 FILE LOAD（(File call) ......... 6.11 CALIBRATION（Calibration) ......... 6.12 RANGE（Weight signal range） ......6.13 Error messages ..........6.14 TGA-50/50H...
  • Page 10 This page is intentionally left blank.
  • Page 11 INSTALLATION The TGA-50 is shipped under the particulars given in section "1.1 Detailed Contents" Check the quantity of each part according to the contents detailed in section "1.1 Detailed Contents" . If any shortage of parts or damage from transportation is found, please contact the forwarding agent and Shimadzu.
  • Page 12 However, for measurement in the range of ± 200 mg, the instrument may be installed together with a recorder and others on a solid lab table. • For safety and stable measurement, connect the power supply plug of the TGA-50 main body or the B-20 step-down transformer to a socket-outlet with earthing contact(s);otherwise use an adapter plug with earthing contact(s) which should be...
  • Page 13 1.3 Installation • "Fig.1-1","Fig.1-2"show the outside dimensions and outline of the instrument. Fig.1-1 Installation The name of each section is shown in "Fig.1-2". Fig.1-2 TGA-50/50H...
  • Page 14 1 INSTALLATION 1.3.1 Electrical section Connect the power supply plug of the TGA-50 main body directly to a socket-outlet with earthing contact(s) of 120VAC, or connect it first to one of the socket-outlet of the B-20 step-down transformer and second connect the power supply plug of the B-20 to a socket-outlet with earthing contact(s) of 220/240 VAC.
  • Page 15 Set the gas flow rate by the adjusting knob while observing the gas flow meter on the left side(facing the front) of the TG section. The indicator shows the flow of nitrogen gas in mL/min. When the knob is turned clockwise, the flows increases. When the knob is turned counterclockwise, the flows reduced. TGA-50/50H...
  • Page 16 Connection between the TGA-50 and the TA-60WS interface should be carried out as follows. Connect "RS-232C" connector on the rear panel of the TGA-50 and one of "CH1" ~ "CH4" connectors on the rear panel of the TA-60WS interface with the transmission cable (supplied with the TA-60WS, about 3m long).
  • Page 17 Connect the analog signal cable between "RECORDER" connector on the right side panel (viewed from the front) of the electrical section of the TGA-50 and the connector on the terminal block. Connect the recorder cable between the terminal block and the R-122TP as shown in "Fig.
  • Page 18 ±0.001mg or so? inclination so that the suspension wire is in the center of the purge gas pipe. Check that there is no source of vibration near the instrument and that the feet are positioned properly. TGA-50/50H...
  • Page 19 When the instrument is not going to be used immediately after completion of inspection, move the furnace unit to its upper position for protection so that the sample pan is not exposed. Whenever the instrument is not used henceforth, be sure to put the furnace unit in this position. TGA-50/50H...
  • Page 20 Balance adjusting range 1mg/mV(measuring range ± 20 mg), Rated output 10mg/mV(measuring range ± 200 mg) 1mg/min/mV(measuring range ± 20 mg), Differential output 10mg/min/mV(measuring range ± 200 mg) ± 1% of each range Measurement accuracy Current requirement M type :1000VA, H type:1200VA TGA-50/50H...
  • Page 21 Usually, a sample is put in a platinum sample cell and then this cell is put on the sample pan hanging down in the reaction tube where the atmosphere can be controlled. Weights equivalent to the sample are put on the weight pan to almost balance the beam. TGA-50/50H...
  • Page 22 (zero-position method). At this time, as the torque is in direct proportion to the current, mass changes of the sample can be measured continuously with accuracy by sampling this current and recording it. TGA-50/50H...
  • Page 23 "Acquisition : Status" icon, and select the channel (CH1 ~ CH4) where the TGA-50 is connected. Now the frame is for monitoring the TGA-50 status. Check if there are any anomaious indications for numerical or graphical values of time, temperature, or TG signal.
  • Page 24 Swing the cell support plate under the pan, and fill the sample with copper sulfate up to 1/3 of the capacity. Put this sample again on the sample pan and swing the cell support plate to the rest position. Depress [p] key to raise the furnace unit. TGA-50/50H...
  • Page 25 4.1 Basic Operation (example measurement of copper sulfate dehydration) n Inputting of the measurement conditions With the TA-60WS frame for monitoring the TGA-50 connected channel, open the "Information window, input for necessary items (the file name, the sample name, the sample weight, etc.), and finally click the "OK" button.
  • Page 26 Weight loss (% units) cannot be found for data for which no sample weight input. If all jobs have finished, click the "Exit" key to retrieve initial display. Select "Report" window and click the "Print" key, the results of analysis will be printed. Technique of Analysis 4.2.1 Sample and sample cell TGA-50/50H...
  • Page 27 When the evolved gas is noxious or poisonous, do not discharge it directly, but use a trap or operate in the hood. The type of atmospheric gas used and the standard flow rate in the TGA-50/50H are as follows. Nitrogen, helium, argon, etc.
  • Page 28 30 or more points, and use the stored data as the blank data. Fig.4-1 Location of TGA-50 Gas Flow Ports Purge of the gas generated from the sample Close gas ports ②...
  • Page 29 When the port ① is closed, nipple MNO, washer WM and nut MF are used, and when the port ③ is closed joint set (glass column), graphite ferrule and cap are used. "Fig.4-2" TGA-50/50H...

  • Page 30: Moving The Furnace Up And Down

    • To move the furnace unit up, press the [p] key once. • To stop the movement of the furnace unit halfway, press the [STOP] key. When the [p] key or [q] key is pressed again, the furnace unit continues to move up or down. TGA-50/50H...

  • Page 31: Precautions For Measurement

    After measurement in a reactive gas, stop the gas before moving the furnace down. Precautions for Measurement The high sensitivity TGA-50 thermogravimetric analyzer must be handled with special care.Before starting measurement, the suspension wires, sample pan and sample cell must be made clean. If they are touched directly with fingers, sweat and stains adhere, thereby causing serious measurement errors.

  • Page 32: Maintenance And Troubleshooting

    Remove the noise source or There is an electrical noise install the instrument in source near the instrument. another place. The power supply condition Supply power through a is bad. power stabilizer TGA-50/50H...
  • Page 33 Or The rack and pinion gear are Readjust the positional the reaction tube hits against not engaged. relation. the radiator fins.) The motor or relays are Check the wiring or replace defective. parts. TGA-50/50H...
  • Page 34 In the case of any troubles other than those with a background color, our service staff shall take remedial measures. So please contact us. Please understand that Shimadzu will not take responsibility for any deterioration of system performance or safety resulting from breaking up or revamping the instruments at your own discretion.

  • Page 35: Consumable Parts

    Do not store the instrument in a place which is exposed to direct sunlight and strong vibration, or a place which is full of dust. Put the removed suspension wires and pans in the accessory case together with the other accessories for the next use. TGA-50/50H...

  • Page 36: (Appendix)Detailed Explanation Of Keys

    When the [STOP] key is pressed, the power supply of the heater is turned off. However, when measurement has been terminated by pressing the [STOP] key, the power supply of the recorder is not turned off even if POWER OFF is preset. TGA-50/50H...

  • Page 37: Normal Display

    FUNC ZERO STOP ■ START (Start) Used to start measurement. By pressing this key after setting the temperature program, the furnace goes up automatically to start measurement. When the set temperature program has been executed, the measurement stops automatically. TGA-50/50H...
  • Page 38 If this key is pressed in the auto zero setting display mode, the display returns to the normal display. ■ FUNC (Function) Used to set the following items. • TIME SCALE • POWER KEEP/OFF • PID • FILE DELETE • FILE SAVE TGA-50/50H...

  • Page 39: Temperature Program

    A temperature program can incorporate up to 99 steps, each of which consists of a heating rate, hold temperature and hold time, as shown in the following figure. A preset temperature program can be saved even if the power supply is turned off. Unused temperature programs can be filed if desired. TGA-50/50H...
  • Page 40 A value ranging from 0 to 999 or infinity (...) can be set (in units of min or hour). Temperature program setting Press the [TEMP PRG] key. The first step of the temperature program currently set is displayed. Temperature program display Movement of cursor Each time the [ENT] key pressed, the cursor proceeds to the next item. TGA-50/50H...
  • Page 41 When the [p] key is pressed, the previous step is displayed. Press the [p] key. Press the [q] key. Setting of heating rate, hold temperature and hold time Position the cursor at the item to be set. Set the desired value by using the [p] key or [q] key. TGA-50/50H...
  • Page 42 When the key is released, the cursor returns to the lowest-order digit. At the desired value to be set, press the [ENT] key. To change the set value, be sure to press the [ENT] key finally. Otherise, the displayed value can not be set and the original value remains. TGA-50/50H...
  • Page 43 (the change is for the moment ignored). The change only affects the subsequent runs of measurement. A void changing a target temperature so as to cause a rate inversion from cooling to heating as mentioned in Item 3. TGA-50/50H...

  • Page 44: Auto Zero

    TIME SCALE Item to set time units for the heating rate and hold time. • For the heating rate, °C/min or °C/hour can be set. • For the hold time, min or hour can be set. TGA-50/50H...
  • Page 45 The unit is set and the cursor proceeds to the hold temperature item. To change the unit of the hold time, move the cursor to the item "TEMP" by using the [ENT] key and display the unit to be set by using the [p] key or [q] key. TGA-50/50H...

  • Page 46: Power Keep/Off(Power Off)

    Display the following menu by pressing the [FUNC] key and the [p] or [q] key. Press the [ENT] key. To set POWER OFF by using the [▲] or [▼] key, display "OFF" and press the [ENT] key. To reset POWER OFF, display "KEEP" and press the [ENT] key. TGA-50/50H...

  • Page 47: Pid（Pio Constants For Temperature Control)

    Display the PID setting menu by pressing the [FUNC]key and using the [▲] or [▼] key. Press the [ENT] key. Press the [ENT] key and move the cursor to the item to be changed. (At first, the cursor is positioned at P.) TGA-50/50H...

  • Page 48: File Delete（File Deletion

    • The existing file numbers are displayed in sequence by [▲] or [▼] key. When file number "0" is selected, all files are deleted. After the desired file number to be deleted is displayed, press the [ENT] key. A confirmation display is made. TGA-50/50H...

  • Page 49: File Save（File Saving

    The file is managed by only this number. It will be convenient to separately record file numbers and their contents. The measuring conditions currently used are saved as a file of the number selected. The display returns to the setting menu display. TGA-50/50H...

  • Page 50: File Load（(File Call)

    For temperature calibration, the following equation is used: (Temperature) = (Measured temperature) x (Temperature gain) + (Temperature offset) The temperature gain and temperature offset can be directly entered by keys. The temperature gain and temperature offset can also be calculated and set automatically by TGA-50/50H...
  • Page 51 Perform the same setting as that for the first point. Lastly, position the cursor at the measured temperature (MEASURED) position and press the [ENT] key. Then, the display goes to the weight signal gain input display. TGA-50/50H...

  • Page 52: Range（Weight Signal Range

    ±20mg, or the same range as 200mg is automatically applied for measurement over ±20mg. Operations for RANGE Display the following menu by pressing the [FUNC]key and using the [▲] or [▼] key. When the above display appears, press the [ENT] key. TGA-50/50H...

  • Page 53: Error Messages

    Check the heater and temperature sensor for broken wires. n TEMP OUT OF RANGE ! This message is displayed when the temperature of the detector gets out of the setting range. Check the heating circuit and temperature sensor for abnormality. TGA-50/50H...
  • Page 54 This message tends to appear, for example, when temperature calibration is performed using two points too close to each other. As calibration reference points, use two points having a difference of more than 500°C, or conduct one point calibration. tumed off and the TGA-50/50H...

This manual is also suitable for:

Tga-50h

Table of Contents