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Operation Manual 

 

 

 

Piezobalance Dust Monitor   

MODEL 3521 

 

 

 

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

 

 

 

 

 

Read this manual carefully and understand the warnings 

before operating the instrument. 

Keep this manual handy for future reference. 

 

 
 

 

 

 

03002 

11 .10 

 

PIEZOBALANCE

 

DUST

MONITOR  MODEL 3521

Содержание 3521

Страница 1: ... Piezobalance Dust Monitor MODEL 3521 Read this manual carefully and understand the warnings before operating the instrument Keep this manual handy for future reference 03002 11 10 PIEZOBALANCE DUST MONITOR MODEL 3521 ...

Страница 2: ...ject of each caution is illustrated inside the triangle e g the high temperature caution symbol shown on the left This symbol indicates a prohibition Do not take the prohibited action shown inside or near this symbol e g the do not disassemble symbol is shown on the left This symbol indicates a mandatory action A specific action is given near the symbol Danger Never expose the instrument to flamma...

Страница 3: ... The allowable rate of change during a 2 minute measurement is Temperature 1 C 0 C to 40 C Humidity 1 RH 30 RH to 80 RH Do not wipe the instrument with a volatile solvent The body may deform or deteriorate Use soft dry cloth to remove stains If stains persist dampen the cloth in a neutral detergent and wipe the instrument Do not use volatile solvents such as thinner or benzine Make sure there is n...

Страница 4: ...ensor 9 4 6 Adjusting the Impactor Position 10 4 7 Sampling Time 10 5 Measurement Method 11 5 1 High Voltage Supply 11 5 2 Measurement Start 12 5 3 Measurement End 13 6 Settings Menu 14 6 1 Main Menu 14 6 2 Sampling Time Menu 14 6 3 Data Output Menu 15 6 4 Time Adjustment Menu 15 6 5 Communications Menu 16 6 6 Data Clear Menu 17 7 Printing 18 7 1 Connecting the Printer 18 7 2 Print Output Menu 18 ...

Страница 5: ...10 Troubleshooting 23 11 Warranty and After sales Service 24 12 Contact Information 26 ...

Страница 6: ...n contrast adjustment AC adapter socket Cleaning port Rechargeable battery pack 150 mm 5 9 Communication port Power switch 1 Part Names and Functions 1 1 Part Names unit mm inches 65 mm 2 6 180 mm 7 1 Display screen Needle Impactor Operation keys PIEZOBALANCE DUST MONITOR MODEL3521 ...

Страница 7: ... if CLEANING flashes e Concentration Reading The concentration reading flashes during a measuring f Operating Status WAIT flashes during cleaning and power up READY flashes when high voltage is supplied and the instrument is ready for a measurement The remaining sampling time is displayed during a measurement The indicator bar increases from left to right as time elapses g High Voltage Indicator T...

Страница 8: ... changes as shown below The battery indicator flashes when the battery voltage drops below 9 3V The AC DC adapter must be connected immediately to continue measuring If the adapter is not connected the instrument will power off automatically Full Half Requires recharge Battery indicator flashes Automatic power off ...

Страница 9: ... the output is DC 12 5V Do not use an adapter other than the one supplied with the instrument Using the wrong adapter may cause a charging failure or damage the instrument 2 The estimated continuous operating time using the rechargeable Ni MH battery is approx 4 5 hours Charging time is approx 5 8 hours 3 If the instrument is not going to be used for an extended period the battery should be charge...

Страница 10: ...lease and slide the battery pack along the guiding groove away from the release as shown below 2 Align the tabs on the rechargeable battery pack with the slots in the guiding groove and lift the battery pack free from the instrument 3 To reinstall the battery pack reverse the above procedure Rechargeable battery pack Battery pack release Guiding groove ...

Страница 11: ...ove the cleaning device by lifting the front end 3 To return the cleaning device to storage place the rear end of the cleaning device onto the battery pack first and then push the front end of the cleaning device into the locker After the cleaning device is in place push the lock to its original position to secure it Cleaning device Cleaning device lock Rechargeable battery pack Front end of the c...

Страница 12: ...g the sensor should be cleaned immediately Refer to section 4 4 and 4 5 for cleaning 2 Confirming the Measurable Range using the Frequency display The frequency can be displayed by pressing or and hidden by pressing or again The frequency will increase as dust accumulates on the sensor When the frequency exceeds the Fundamental Frequency 2000Hz CLEANING will flash Cleaning should be done immediate...

Страница 13: ...that cannot be removed by washing it in clean water put the cleaning device into a vessel filled with clean water and 3 4 drops of neutral detergent After the stain is removed rinse the sponge under running water 3 If the stain cannot be removed from the sponge or if the sponge is damaged it must be discarded Please contact your local distributor or our service center to purchase a new sponge 4 An...

Страница 14: ... cannot be supplied even if the MEAS is pressed This is not a malfunction When the sensor is dried the WAIT message will stop flashing Excess moisture on the cleaning device could lead to a prolonged drying time If it is taking a long time for the sensor to dry absorb the moisture on the sponge with a folded tissue or paper towel and repeat the cleaning procedure with the drier sponge 3 Do not for...

Страница 15: ...ding to the dust concentration of the environment to be measured When performing measurements in a high concentration environment such as a work environment select 24s For indoor measurement in a low concentration environment select 120s For measurements in a high concentration environment the cleaning frequency can be reduced by setting a short sampling time For measurements in a low concentratio...

Страница 16: ...be displayed After a brief delay the WAIT message will stop flashing and high voltage can be supplied Press MEAS CLN to supply high voltage The pointer at the left end of the high voltage indicator frame will move toward the right The pointer will stop at the center of the frame under the black block When the sensor becomes stable the operating status will change from WAIT to READY and the instrum...

Страница 17: ...rovides an emergency stop during a measurement 3 If the dust sampled during a measurement exceeds the measurable range the measurable range indicator will change to a flashing CLEANING message If a sampling time of 24s or 120s was selected the measurement will continue After the measurement is complete the high voltage supply will stop automatically to prevent further measurement Perform a sensor ...

Страница 18: ... do not want to save the result To start another measurement press START If you are finished measuring press MEAS CLN to stop the high voltage supply Then turn off the power Caution When a measurement is complete it is recommended that the sensor be cleaned before powering down the instrument If accumulated dust is left on the sensor it will become hard to clean and will lead to a gradual reductio...

Страница 19: ...ng time by using and The setting will change as shown below 120s 24s TSET Press SET when 120s or 24s is highlighted if you wish to use one of the preset sampling times then confirm the changes by pressing SET at 2 SAVE INFO When SET is pressed when TSET is highlighted the following screen will be displayed Set the time by using and The sampling time range can be set from 1 to 60 minutes Press SET ...

Страница 20: ...ent condition 1 Indicates the measurable range was exceeded during the measurement in sampling mode 24s or 120s 6 4 Time Adjustment Menu To set the data and time Move the cursor to item 6 TIME ADJUST on the main menu by using and then press SET The screen on the left will be displayed Press SET when 1 is highlighted to change the date or when 2 is highlighted to change the time The cursor will mov...

Страница 21: ...UNICATION of the main menu by using and and press SET The screen shown below will be displayed Select 1 by using and The factory default setting is 9600 The baud rate can be changed by using and The setting changes as shown below 19200 9600 4800 When SET is pressed the cursor will return to the 1 BAUDRATE To confirm the baud rate settings select 2 SAVE INFO and press SET If you do not confirm the ...

Страница 22: ...er of the last data record you wish to delete All the consecutive records within the set range will be deleted To delete a single record set both start and end to the number of the data record you wish to delete SET To confirm deletion of the data records in the selected range select YES and press SET To cancel deletion select NO and press SET To delete all the stored data records Move the cursor ...

Страница 23: ...ART Input the number of the first data record you wish to print END Input the number of the last data record you wish to print All the consecutive records within the set range will be printed To print a single record set both start and end to the number of the data record you wish to print SET To confirm printing the data records in the selected range select YES and press SET To cancel printing se...

Страница 24: ...mended 8 1 Impactor Cleaning The impactor knob can be removed by turning it counter clockwise The impactor nozzle can also be removed by turning it counter clockwise To clean the impactor knob wipe off the dust accumulated on the impactor plate with a neutral detergent or alcohol To clean the impactor nozzle blow clean air from the inlet to remove the dust If water or alcohol is used be sure to fu...

Страница 25: ...ainer should hold enough cleaning solution to cover just the lower portion of the needle Place the needle in the solution and run the Ultrasonic Cleaner for approximately 15 minutes Note when placing the needle into the detergent only the lower portion of the needle up to the O ring should be immersed Do not dip the upper portion of the needle in the detergent Before re inserting the needle into t...

Страница 26: ... stops at the center of the high voltage indicator frame Caution The needle should be removed only when necessary Do not pull out the needle unless you are cleaning or replacing it If the screw portion at the center of the knob is visible the needle may not be inserted properly 8 4 Replacing the Impactor Nozzle The instrument is equipped with a 10 µm impactor nozzle before shipping To perform a wo...

Страница 27: ...m3 Suction Flow 1 L min Cleaning System Manual cleaning of the sensor Communication Protocol Standard RS232C Communication Baud Rate 4800bps 9600bps 19200bps Preset by the menu Maximum Data Records 500 records Weight Approx 1 8 kg 4 lbs Dimensions 65 180 150 mm 2 6 7 1 5 9 inches W L H Power Source 1 AC DC adapter input AC100 240V 2 Built in Ni MH battery 9 6V 1 5AH Continuous operation approx 4 5...

Страница 28: ...ure Concentration reading is MEAS CLN is pressed during a measurement Repeat the measurement procedure after turning on the high voltage supply Remaining battery power is low Charge the battery immediately Battery indicator is blinking Battery contacts not seated properly Remove and reinstall the battery pack Excess moisture on the sensor Remove any excess moisture from the cleaning device and rep...

Страница 29: ...its serial number or date altered or removed 3 Loss or damage to the PRODUCT due to abuse mishandling improper packaging by the owner alteration accident electrical current fluctuations failure to follow operating maintenance or environmental instructions prescribed in the PRODUCT s instruction manual provided by KANOMAX or service performed by other than KANOMAX NO IMPLIED WARRANTY INCLUDING ANY ...

Страница 30: ...ng to find possible causes first Repair parts are retained for a minimum period of five 5 years after production cessation of the PRODUCT This storage period of repair parts is considered as the period during which KANOMAX can provide repair service For more information please contact your sales representative When you make a call please have the following information of your PRODUCT at hand 1 PRO...

Страница 31: ... co jp USA EUROPE KANOMAX USA INC PO Box 372 219 Route 206 Andover NJ 07821 U S A TEL 800 247 8887 973 786 6386 FAX 973 786 7586 URL http www kanomax usa com E Mail info kanomax usa com CHINA Shenyang Kano Scientific Instrument Co Ltd No 12 4 Jia Wencui Road Heping District Shenyang City PRC TEL 86 24 23845309 FAX 86 24 23898417 URL http www kanomax com cn E mail sales kanomax com cn ...

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