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Met One GT-521
Particle Monitor
A l l t r a d e m a r k s , b r a n d n a m e s , a n d b r a n d s a p p e a r i n g h e r e i n a r e t h e p r o p e r t y o f t h e i r r e s p e c t i v e o w n e r s .
• C r i t i c a l a n d e x p e d i t e d s e r v i c e s
• I n s t o c k / R e a d y - t o - s h i p
Artisan Scientific Corporation dba Artisan Technology Group is not an affiliate, representative, or authorized distributor for any manufacturer listed herein.
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Summary of Contents for Met One Instruments GT-521
- Page 1 Met One GT-521 Particle Monitor In Stock Used and in Excellent Condition Open Web Page https://www.artisantg.com/69051-1 A l l t r a d e m a r k s , b r a n d n a m e s , a n d b r a n d s a p p e a r i n g h e r e i n a r e t h e p r o p e r t y o f t h e i r r e s p e c t i v e o w n e r s .
- Page 2 ONITOR PERATION ANUAL GT-521-9800 R Met One Regional Sales & Service Instruments, Inc 3206 Main St. Suite 106 1600 NW Washington Blvd. Grants Pass, Oregon 97526 Rowlett, Texas 75088 Telephone 541-471-7111 Telephone 972-412-4715 Facsimile 541-541-7116 Facsimile 972-412-4716 GT-521-9800 Rev C.doc...
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Page 3: Copyright Notice
Copyright Notice Model GT-521 Particle Monitor Operation Manual © Copyright 2001 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 4: Safety Notice
Do not attempt to remove the cover of this product. Failure to comply with this instruction could cause accidental exposure to laser radiation. Repair of instrumentation manufactured by Met One Instruments, Inc. should only be attempted by trained manufacture service personnel. -
Page 5: Warranty
This warranty may not apply to products that have been subject to misuse, negligence, accident, acts of nature or that have or modified other than by Met One Instruments, Inc. Consumable items such as bearings are not covered under this warranty. -
Page 6: Table Of Contents
Safety Indicators ....................... 6 Setting Up..........................7 2.1. Unpacking ........................7 2.2. Test Run........................... 7 2.2.1. Factory Defaults......................8 GT-521 Overview ....................... 9 3.1. Description ........................9 3.2. Applications ........................10 3.3. Isokinetic Sampling ......................10 Manual Operation ......................11 4.1. -
Page 7: Safety
A WARNING indicates a hazard to you and calls attention to a procedure that if no correctly followed could result in injury or even death. Do not proceed beyond a warning without understanding the hazard. Page 6 GT-521 Operation Manual GT-521-9800 Rev C.doc... -
Page 8: Setting Up
The battery pack inside the GT-521 was charged at the factory and the instrument should be ready to use. Turn the power switch located on the right side of the GT-521 on. The power switch is a small slide switch located just above the 9-pin serial communications socket. -
Page 9: 2.2.1. Factory Defaults
0.3µ and 0.5µ per cubic foot that were in the sample. If the GT-521 failed the test run, first check to see if the factory set defaults are set, program them in if they are not, then try another test sample. If there is still a problem refer to the Troubleshooting chapter in this manual. -
Page 10: Gt-521 Overview
AC converter. Here are some of the GT-521s key features: • The GT-521 is three instruments in one, it can be used for portable, bench top, or data acquisition applications •... -
Page 11: Applications
Locating the source will require taking a number of samples in the same area. It may be necessary to connect the GT-521 to a computer and log data over 24 hours to detect a fast contamination event. -
Page 12: Manual Operation
4.1. Main Sample Screen The main sample screen is viewed during normal operation of the GT-521. The display includes two real time counting channels and the particle size setting for each channel. Also displayed is the status of the counter, alarm status, battery condition, temperature, humidity, and type of count data. -
Page 13: Id, Sample Time Options
• CUBIC FT – This setting selection will indicate the number of particles per cubic feet for both CH1 and CH2. • LITER – This setting selection will indicate the number of particles per liter for both CH1 and CH2. Page 12 GT-521 Operation Manual GT-521-9800 Rev C.doc... -
Page 14: Data Recall Options
9600 BPS. Comm Port allows for communication via RS232 or RS485, and data output to a 24 character serial printer (PRINT). DATE 01/12/1999 TIME 05:00:42 BAUD RATE 9600 COMM PORT RS232 GT-521-9800 Rev C.doc GT-521 Operation Manual Page 13... -
Page 15: Alarm Options
These alarms are available on both channel 1 and channel 2. CH1 ALARMS OFF CH2 ALARMS OFF 0000000 0000000 HI HI 0000000 HI HI 0000000 TEMP Page 14 GT-521 Operation Manual GT-521-9800 Rev C.doc... -
Page 16: Remote Operation
5.1. Serial Interface The serial interface to the GT-521 is a standard 9 pin (DB-9) connector. It is located on the right hand side of the instrument as shown below. To communicate with the GT-521 requires a special serial cable P/N 2338. -
Page 17: Output Records
The counter’s remote operation is similar to manual operation. Here is a description of the remote commands for operation of the GT-521. The protocol used is an ASCII based command structure. The Command Summary shows a list of all commands that are available with the GT-521. -
Page 18: 5.2.1. Command Summary
– Set Channel 2 Hi Alarm Sets the channel 2 Hi alarm Location ID and t followed U21<enter> trigger value by the number of actual t100000<enter counts > GT-521-9800 Rev C.doc GT-521 Operation Manual Page 17... -
Page 19: Maintenance
GT-521 must be sent to a service center where a factory qualified person will change and properly dispose of the battery pack. When the battery is low the GT-521 will sound a long beep. There is no way to measure the battery pack condition or capacity directly on the GT-521. Another indication of low battery is if the pump fails to start when the <START>... -
Page 20: Zero Test
GT-521. Since the air passing through the GT-521 is now virtually particle free, the output should be zero. Select the .3 µ range on the GT-521 and take a one-minute sample. The result of the one-minute sample should be less than 1 actual count. -
Page 21: Troubleshooting
To do so may result in exposure to invisible laser radiation that can cause blindness. A factory-authorized person should do replacement of the sensor, vacuum pump, filter or any component inside the GT-521. Symptom Possible Cause... -
Page 22: Specifications
6.5”L x 4”W x 2.13”H Weight .737 kg, 26 ounces Supplied accessories Battery charger / AC adapter, serial cable, Isokinetic probe, screw driver, Operation Manuals, GT-COMM software Optional accessories Zero test filter GT-521-9800 Rev C.doc GT-521 Operation Manual Page 21...
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