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Scarlet Tech ST-107 User Manual Download Page 26

 

 

EN - 23 

 

The Microphone Lengthens The Test 

In  order  to  avoid  the  measurement  deviation  caused  by  the  reflection  effect  and 
operation problem, use the cable to extend the microphone for measuring. (Refer to 
chapter 11.3.2). 

1.  Press 

 

 button to turn the power off. 

2.  Turn  the  preamplifier  and  microphone  counterclockwise  to  be  separated  from 

the main body. (Refer to Fig 5). 

3.  Connect the extension cable to the microphone and main body.  (Refer to Fig 6). 

 

 

Fig 5 

 

 

Fig 6 

 

 

Summary of Contents for ST-107

Page 1: ...Medidor de nivel de sonido integrador Clase 2 TN ST107S ...

Page 2: ...ST 109 ST 107 ST 107S User s Manual Integrating Sound Level Meter SCARLET TECH ...

Page 3: ......

Page 4: ...imum 9 3 5 Single Data Recode 9 3 6 Viewing Logged Reading 9 3 7 Set Mode 10 3 7 1 Clock set 10 3 7 2 Auto Recode Time Set 10 3 7 3 Auto Power Off Time Set 10 3 7 4 Clear Data Logger Memory 11 3 7 5 Clear All Data Logger Memory 11 3 7 6 Copy All Data Logger To micro SD Card 11 3 7 7 Auto Backup 12 3 7 8 94dB Calibration 12 4 SPL LXYP TEST MODE 13 5 LEQ TEST MODE 14 5 1 integral Time set 15 6 SEL L...

Page 5: ...tion 24 10 2 Battery Replacement 24 10 3 Cleaning 24 10 4 End of Life 24 11 TECHNICAL SPECIFICATIONS 25 11 1 Feature 25 11 1 1 Standard 27 11 1 2 General Data 27 11 2 Environment 27 11 2 1 Environmental Conditions 27 11 2 2 EMC 28 11 3 Accessories 28 11 3 1 Standard Accessories 28 12 SERVICE 29 12 1 Warranty Conditions 29 12 2 Service 29 ...

Page 6: ...ind of at the same time frequency weighting A C Z and three kind of at the same time weighting F S I may simultaneously survey many kinds of appraisal target the dynamic range is bigger than 100dB it does not need to select the measuring range when doing measurements the operation is simple Applications Evaluation of environmental noise Measurements of noise at workplaces Assessment of product noi...

Page 7: ...es When batteries are low a low battery indication is displayed To replace insert batteries as the instructions indicated in chapter The instrument can also be powered by the external power supply The external power supply s voltage is 6 9V and its maximum output current is 500mA CAUTION If you don t use the instrument for a long period please take the batteries out to prevent eventual acid leakag...

Page 8: ...st Button 6 Time Weighting Select Button 7 Test function select button 8 Set Button 9 Record dada Reading Record dada button 10 Data Hold Setup function up Button 11 Clock display select Setup function right Button 12 Enter key 13 Stop Test Setup function down key 14 Clock display select Setup function left key 15 Micro SD Card 16 AC DC Output 17 USB interface 18 DC voltage Input 6V 9V ...

Page 9: ...level Equivalent continuous level Sound level read out Maximum Minimum Z Weighting C Weighting A Weighting Reverberation Time unit USB deliver SD Install Low Batty Recode Memory Full Memory Viewing Impulse Response Fast Response Slow Response Clock Read out t Start Measures Pause Measures Stop Measures Setup Mode Measure Time ...

Page 10: ...Dynamic range 25dBA 140dB Sensitivity 26 2dB Free field frequency response Frequency KHz Deviation pressure 0 25 0 0 30 0 0 40 0 0 50 0 1 0 63 0 1 0 80 0 1 1 0 0 2 1 25 0 3 1 60 0 4 2 0 0 5 2 5 0 6 3 15 0 7 4 0 0 8 5 0 1 3 6 3 1 9 8 0 2 8 10 4 1 12 5 6 0 16 0 7 3 20 0 9 1 ...

Page 11: ...0 4 1 12 5 6 0 3 2 Measurement Procedures Press button turn on sound level meter press this button again turn off sound level meter Press button to select test function Lxyp Leq LAE PeakMAX RT60 Press button to select time weighting Fast Slow Impulse Press button to select frequency weighting A weighting C weighting Z weighting Press button start test press button again pause test Press button sto...

Page 12: ... display data press this button again to unlock 3 4 Maximum Minimum Press button to action MAX MIN record mode store maximum minimum data store time 99hours 59 minutes 59seconds can press button end measure action in advance 3 5 Single Data Recode Press button each time to store the display reading and memory location in memory 3 6 Viewing Logged Reading Press button more than 1 sec into the viewi...

Page 13: ... and exit set mode Press button no store set data into next set mode 3 7 2 Auto Recode Time Set Press or button to select option to adjust Press or button to change digit Press button to store set and exit set mode Press button no store set data into next set mode Minimum auto recode time 1 second Maximum auto recode time 23 hours 59 minutes 59 seconds Set auto recode time equal 0 second0 disable ...

Page 14: ...emory Press button to clear data logger memory for last record Press button to store set and exit set mode Press button no store set data into next set mode 3 7 5 Clear All Data Logger Memory Press button LCD will flash ALL Press button again clear all data logger Press button to store set and exit set mode Press button no store set data into next set mode 3 7 6 Copy All Data Logger To micro SD Ca...

Page 15: ...32 formats 3 7 7 Auto Backup The auto backup function is automatically copy memory data into miniSD card and automatically delete record data Be in use auto backup function please use transformer power supply Press button LCD will flash On be in use automatic backup function Press button to store set and exit set mode Press button no store set data into next set mode 3 7 8 94dB Calibration Please ...

Page 16: ...nge frequency weighting before starting a measurement Press button to change time weighting Press button pause measurement after starting a measurement Press button can end a measurement in advance LCD show on the period of the measurement is for experience time the longest record 99hours 59 minutes 59sec Have not started measurement Start measurement Pause measurement ...

Page 17: ...before starting a measurement Press button pause measurement after starting a measurement Press button can end a measurement in advance LCD show on the period of the measurement is an integral time adopt countdown system Have not started measurement Start measurement End measurement LEQ Auto Record Setting in LEQ measurement time setting toggle by RECORD MEMORY key ...

Page 18: ... 10 minutes SET 4 prepare to establish integral time 30 minutes SET 5 prepare to establish integral time 1 hour SET 6 prepare to establish integral time 8 hour SET 7 prepare to establish integral time 16 hour SET 8 prepare to establish integral time 24 hour SET 9 moveses to establish definite integral for time the shortest integral calculus time 1 sec the longest integral calculus time 30 days 23 ...

Page 19: ...equency weighting before starting a measurement Press button pause measurement after starting a measurement Press button can end a measurement in advance LCD to show on the period of the measurement is for experience time the longest record 99hours 59 minutes 59sec Have not started measurement Start measurement End measurement ...

Page 20: ...weighting is Peak Press button pause measurement after starting a measurement Press button can end a measurement in advance LCD show on the period of the measurement is for experience time the longest record 99hours 59 minutes 59sec Have not started measurement Start measurement End measurement ...

Page 21: ...se measurement after starting a measurement Press button can end a measurement in advance MAX value is the 1st getting value equal or more than 90dB MIN value is MAX value minus 60 dB the 60dB is a fixed standard value after calculation The reverberation time is for calculating the require time from MAX value i e 91dB reduce to MIN i e 31dB Have not started measurement Start measurement End measur...

Page 22: ... s m3 cube meter for example 10 Press button for setting the value of sound surface absorb accumulates value SA for Example 1 0 Press button for RT60 estimation for example 1 6 seconds Press button to exit RT 60 estimate mode button are for the input value modification more or less for room m3 or SA if necessary ...

Page 23: ...n of the measurement for A weighting Leq LCFq Equivalent continuous level for the duration of the measurement for C weighting Leq LZFq Equivalent continuous level for the duration of the measurement for Z weighting SEL LAE Frequency weighted sound exposure level for the duration of the measuremen for A weighting SEL LCE Frequency weighted sound exposure level for the duration of the measuremen for...

Page 24: ... Z The Z weighting for the electric instrument interior not the linear signal which processes after the filter suits in wants to output AC or the DC signal does other research to use The Z weighting is a linear signal which is not processed through the filter It s suitable to output AC or DC signal for research 3 Sound Level Meter Class Description Class 0 use in the laboratory reference standard ...

Page 25: ...e pin definition and function are shown in Fig 2 9 2 2 ANALOG AC DC OUTPUT AC output 2 Vrms 130dB DC output 2Vdc 130dB Fig 3 Fig 4 output receptacle 3 5mm output plug ST 107 Pin 1 Power Pin 2 GND Pin 3 NC Pin 4 NC ST 109 ST 107S Pin 1 Power Pin 2 GND Pin 3 Power Pin 4 GND Fig 2 ...

Page 26: ...eration problem use the cable to extend the microphone for measuring Refer to chapter 11 3 2 1 Press button to turn the power off 2 Turn the preamplifier and microphone counterclockwise to be separated from the main body Refer to Fig 5 3 Connect the extension cable to the microphone and main body Refer to Fig 6 Fig 5 Fig 6 ...

Page 27: ...attery indication refer to chapter 11 1 2 is displayed the batteries are to be replaced Turn off the instrument Remove the battery cover Remove all the batteries from the battery holder Insert four new batteries of the same type refer to chapter 11 1 2 respecting the polarity signs Install the battery cover Please depend on the local laws and regulations to process the waste battery Fig 1 Opening ...

Page 28: ... in preamplifier 50 mV Pa frequency range 20 Hz 16 kHz Thermal noise 25 dB A Microphone ST 107S 1 2 pre polarized condenser microphone build in preamplifier 1V Pa 250HZ frequency range 20 Hz 12 5 kHz Thermal noise 25 dB A Microphone ST 107 1 2 inch Electret condenser microphone Measurement Items Lxyp Lxmax Lxmin Lxeq LAE Lcpeak RT60 Measurement Range 30dB to 130dB A 35dB to 130dB C 40dB to 130dB Z...

Page 29: ...C Output 2Vdc 130dB AC Output 2Vrms 130dB Starting Time 10 Second Battery Life 30 hours LR6 4 Alkaline batteries AC Adapter Input 100V 240V ACV Output 6V 9V DCV Dimensions 285 L x 90 W x 39 H mm Weight 500g including Batteries ...

Page 30: ...651 1979 TYPE 2 IEC60804 1985 TYPE 2 ANSI S1 4 1983 Type2 ST 107 11 1 2 General Data Mechanical characteristics Size 285 L x 90 W x 39 H mm Weights including batteries approximate 500g Power supply Battry type 4 batteries 1 5 V LR6 AA AM3 MN 1500 AC to DC Adapter 6V 9V 500mA Low Battery Replace battery as LCD display Battery life About 30 hrs alkaline Battery 11 2 ENVIRONMENT 11 2 1 Environmental ...

Page 31: ...ty has been tested in accordance with EN61326 2 2006 11 3 ACCESSORIES 11 3 1 Standard Accessories Meter Instrument body x 1 User s manual Switching power supply 100V 240V AC to DC 6V 9V 500mA Carrying case 4 batteries 1 5 V LR6 AA AM3 MN 1500 60mm diameter windscreen Setup CD Disk MINI USB Cable Mini B type ...

Page 32: ...y improper use including adaptation to particular applications not foreseen in the instructions manual or improper combination with incompatible accessories or equipment Repairs made necessary by improper shipping material causing damages in transit Repairs made necessary by previous attempts for repair carried out by non skilled or unauthorized personnel Instruments for whatever reason modified b...

Page 33: ...SCARLET TECH CO LTD 4F 3 No 347 HePing E Rd 2nd Sec DaAn District Taipei City 106 E mail info scarlet com tw http www scarlet com tw ...

Page 34: ......

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