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GT-526 9800 Rev A
Particlecounter
Modell GT-526
Manual
Met One Instruments Inc.
1600 NW Washington Blvd.
Grants Pass, Oregon 97526
Tel: 541-471-7111
Fax: 541-541-7116
mail: sales@metone.com
www.metone.com
CCS Messgeräte Vertriebs-GmbH
Burghalde 13
72218 Wildberg-Sulz
Tel: ++49 (0)7054 93 22-0
Fax: ++49 (0)7054 93 22-20
mail: info@ccs-wildberg.de
www.ccs-wildberg.de
Seite | 1

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Summary of Contents for Met One Instruments GT-526

  • Page 1 CCS Messgeräte Vertriebs-GmbH 1600 NW Washington Blvd. Burghalde 13 Grants Pass, Oregon 97526 72218 Wildberg-Sulz Tel: 541-471-7111 Tel: ++49 (0)7054 93 22-0 Fax: 541-541-7116 Fax: ++49 (0)7054 93 22-20 mail: sales@metone.com mail: info@ccs-wildberg.de www.metone.com www.ccs-wildberg.de Seite | 1 GT-526 9800 Rev A...
  • Page 2: Technical Support

    Copyright Notice GT-526 Manual © Copyright 2007 Met One Instruments, Inc. All Rights Reserved Worldwide. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any other language in any form by any means without the express written permission of Met One Instruments, Inc.
  • Page 3: Table Of Contents

    4.8. Unit Settings..........................20 4.9. Setting Date/Time........................21 4.10. Viewing Version Information....................22 4.11. Charging The Battery......................22 4.12. Communications........................22 4.12.1. Connection........................23 4.12.2. Commands........................23 4.12.3. Real Time Output......................24 4.12.4. Comma Separated Value (CSV)..................25 4.12.5. Printer Style........................25 4.13. Flash Upgrade........................26 Seite | 3 GT-526 9800 Rev A...
  • Page 4 5. Maintenance......................26 5.1. Service Schedule........................26 5.2. Zero Count Test........................26 5.3. Flow Rate Test........................27 5.4. Annual Calibration........................27 6. Troubleshooting....................28 7. Electrical & Safety Conformity................29 8. Warranty.........................29 9. Specifications......................30 Seite | 4 GT-526 9800 Rev A...
  • Page 5: Introduction

    LCD screen or retrieving serially. 2. Setup Setup for the GT-526 is very simple since the unit is a handheld device and most features are integrated into the unit. The following sections cover unpacking, layout and performing a test run to verify operation.
  • Page 6 GT-526 Optional Equipment Seite | 6 GT-526 9800 Rev A...
  • Page 7 Seite | 7 GT-526 9800 Rev A...
  • Page 8: Layout

    2.2. Layout The following figure shows the layout of the GT-526 and provides a description of each of the components. Component Description Power Switch Switch that turns the GT-526 on or off. Slide up (towards inlet nozzle) to turn on and slide down to turn off.
  • Page 9: Default Settings

    Printer Mode RS-232 2.4. Initial Operation Before operating the GT-526 for the first time, it is recommended that the unit be fully charged. Information regarding charging the battery is found in section 4.11 of this manual. 3. User Interface The GT-526 user interface is composed of a 7 button keypad and a LCD display. The following sections provide an overview of the keypad and menu systems, which will be referenced throughout the document.
  • Page 10: Keypad

    3.1. Keypad The GT-526 keypad is composed of 7 buttons as shown in Figure 2. The following table provides a description of how each button is used in the operation of the unit. Description • Starts or stops the unit sampling when either the Operate or Main Menu Screen is displayed.
  • Page 11: Menu

    The GT-526 main menu provides access to core functions of the GT-526 and is accessible by pressing the menu key on the Operate Screen. Figure 3 shows the whole GT-526 main menu (4 lines visible at a time on unit).
  • Page 12: Operation

    4.1. Power Up The GT-526 power is controlled by a switch located on the upper right hand side of the unit. To power up the unit move the switch to the on position (towards the top of the case). The following sections describe the screen sequence on power up.
  • Page 13: Sampling

    4.2 and they are real-time values as long as the unit is sampling. The count values are scaled while the unit is sampling as an approximation of the final count values. Figure 7 shows the Operate Screen while sampling with RH/Temp probe connected. Seite | 13 GT-526 9800 Rev A...
  • Page 14: Non-Sampling

    The top line of the Operate Screen displays the status of the GT-526 while the unit is sampling. The following table shows the various status messages and their meaning: Status Description STARTING… GT-526 is starting the sample and is waiting for the count system to initialize.
  • Page 15: Warnings

    Operate Screen. Depending upon the current sample mode of the GT-526; the sample will either run a single sample or continually run samples. If the GT-526 is set to continually run samples, the unit will continue to sample until the internal memory is full or unit is stopped.
  • Page 16: Sample Hold Time

    Figure 10 shows the timing for manual sample mode. Figure 11 shows the timing for auto sample mode. 4.4. Sample Setup To access the sample settings select SAMPLE SETUP from the menu. Figure 12 shows the Sample Setup Screen. Seite | 16 GT-526 9800 Rev A...
  • Page 17: Recalling Sample Data

    4.6.1. Selecting Data Range To access the printing feature of the GT-526, select PRINT DATA from the menu. If no sample events are available the screen shown in Figure 15 is displayed. To exit the No Samples Events Screen press the Start/Stop, ESC or Enter keys.
  • Page 18: Printing

    Finished! Is shown when the printing has completed. Pressing the ESC button cancels the data printing and loads the menu. The format of the print is dependent upon the port setting (Section 4.8). Seite | 18 GT-526 9800 Rev A...
  • Page 19: Memory Management

    4.7.1. Viewing Usage To view the amount of memory left in GT-526 for data storage or to clear the memory, the Memory Screen is used. The Memory Screen is accessed by selecting MEMORY from the menu. Figure 18 shows the Memory Screen.
  • Page 20: Clearing

    4.7.2. Clearing Clearing the GT-526 memory removes all data from sampled events. To clear the GT-526 memory select the ENTER key while in the Memory Screen. The Memory Caution Screen, as shown in Figure 19, is shown to verify that the memory is to be cleared.
  • Page 21: Setting Date/Time

    Settable to 300, 600, 1200, 2400, 4800, 9600, 19200 and 38400. PRINTER The printer is the mode which controls the behavior of the GT-526 serial output. The modes are RS232, RS485 or Printer. RS-232 communication with CSV style output. RS485 – RS-485 communication with CSV style output.
  • Page 22: Viewing Version Information

    Hz. The other plug coming from the converter module plugs into the charger input socket on the upper right side of the GT-526. A discharged battery pack may take up to 15 hours to fully charge. When fully charged the battery inside the GT-521 will power the unit for about 11 hours of continuous sampling.
  • Page 23: Connection

    4.12.1.Connection The baud rate for GT-526 is settable from 300 – 38400 baud (section 4.8). The rest of the settings (parity and stop bits) are not. For communication to work properly with GT-526 the parity must be none and the stop bits 1. The baud rate must match on both GT-526 and the other unit attempting communication.
  • Page 24: Real Time Output

    4.12.3.Real Time Output The real time output of GT-526 occurs when the unit finishes a sample. The output format is either a comma separated value (csv) or a printer style. The following sections show the two format styles.
  • Page 25: Comma Separated Value (Csv)

    Location 001 The format for printer style with the RH/Temp probe connected: 18-AUG-2006 14:43:43 0.3 109,020 0.5 970 0.7 380 1.0 240 2.0 130 5.0 10 Temp 24 C RH 41 % Location 001 Seite | 25 GT-526 9800 Rev A...
  • Page 26: Flash Upgrade

    1. Attach a filter with a rating of 0.2µm or better to the GT-526 inlet nozzle. The filter must be large enough that it does not create a restriction and load down the small vacuum pump inside the GT-526.
  • Page 27: Flow Rate Test

    The flow rate test verifies that the flow rate is within tolerances for proper operation of the instrument. The GT-526 requires that the flow rate be set to 0.1 (cf) or 2.831 (L), which is the flow rate used for volume calculations within the instrument.
  • Page 28: Troubleshooting

    GT-526. The case of the GT-526 should never be removed or opened for any reason. Opening or removing the case of the GT-526 voids the warranty and may result in exposure to laser radiation, which can cause eye injury.
  • Page 29: Electrical & Safety Conformity

    This warranty may not apply to products that have been subject to misuse, negligence, accident, acts of nature or that have been modified other than by Met One Instruments, Inc. Opening the particle counter, e.g. removing the cover, voids warranty! Consumable items such as bearings are not covered under this warranty.
  • Page 30: Specifications

    AC to DC Converter Module with IEC AC Power Cord Iso-kinetic Sample Probe Screwdriver Carrying Case Zero Particulate Filter (MOI #G3111) Optional RH & Temperature Probe (MOI #G3120) Flow Meter (MOI #61082) Portable Printer (MOI #G3115) Seite | 30 GT-526 9800 Rev A...

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