Shanghai Total Industrial Co., Ltd.

Sound Level Meter, Sound Analyzer, Sound Level Calibrator manufacturer / supplier in China, offering Class1 Real-Time/Integrating/Statistical/Oct/Fft Spectrum Analysis Sound Level Meter/Analyzer/Calibrator, Optical Fiber and Power Cable Hanger, Optical and Power Cable Clamps, Optical Fiber & Power Cable Hanger, Optical and Power Cable Clamps and so on.

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Class1 Real-Time/Integrating/Statistical/Oct/Fft Spectrum Analysis Sound Level Meter/Analyzer/Calibrator

FOB Price: Get Latest Price
Min. Order: 1 Piece
Production Capacity: 1000PCS/Month
Transport Package: Carrying Case
Payment Terms: L/C, T/T, Paypal, Western Union

Basic Info.

Model NO.:SR6636/SR6661/SR6628/SR6691/SR6610/SR21/SR23/SR24
Trademark:ShowRange
Specification:IEC-61672 Class 1, IEC60942 Class 1
Origin:Shanghai, China

Product Description

SR6636 Sound Level Meter Class 2
Features:
-Complies with IEC-61672 Class 2
-Frequency Range: 20HZ~12.5KHz
-Latest digital signal processing technology
-Wide dynamic range
-High precision
-Modular design, on demand selection
-Wide warm design, operating temperature from -15º C to 50º C
-Small and light weight
SR6661 Sound Level Meter Class 1
Features:
-Complies with IEC-61672 Class 1
-Accurate testing results
-RS-232 interface output are available
-Impulse sound level
-Latest digital signal processing technology
-Wide dynamic range
-High precision
-Modular design, on demand selection
-Wide warm design, operating temperature from -15º C to 50º C
SR6628 Sound Level Analyzer with Mini-printer
Features:
-Precision acoustics measurements
-Comply with IEC-61672 Class 2, IEC-61672 Class 1
-Lower background noise
-100dB level linearity range
Frequency Range: 10Hz~16KHz
-With mini-printer
-Comply with the requirements of IEC-61672 standard on X type
Applications:
-Widely use in industrial noise surveys, machinery, vehicles, ships and etc
-May also be used in ambient noise
-Precision acoustics measurements
-Real-time frequency analysis in 1/1 octave digital filters
SR6691 Real Time Sound Signal Analyzer Class 1
Features:
Frequency Range: 10Hz~20KHz
-Complies with IEC-61672 class 1 and IEC-61260 class 1
-CE certificate
-Pocket-type real-time noise signal analyzer
-FFT analysis on noise or vibration
-90dB level linearity range
-Different software could be selected
-Auto-start and auto-end
Applications:
-Precision acoustics measurements
-Real-time frequency analysis in 1/1 and 1/3 octave digital filters
-Environmental noise measurement and 24 hour monitoring
-Reverberation time measurements
-Airport Noise Monitoring and data collect
SR6610 Noise Dosimeter
Using ARM chip it realizes digital frequency weighting, digital detection and real-time spectral analysis functions. Its special file management system could manage a 2G great capacity storage chip and high reliability makes sure no files damaged when power-off happens, also converting quickly to FAT32 format is available. Noise measurement, sound level recording and precision recording three function can be used at the same time. Meanwhile the pre-amplifier's rotational structure can meet the installed requirement for measuring standards.
Features:
Double channel acoustic measuring instrument
Different software could be selected
2 G great capacity storage
Small size and light weight, fit in a pocket or on shoulder
Comply with the hearing protection standards around the world
SR23S, SR23F, SR24S, SR24F Sound Level Calibrator
Features:
-Meet the standard of IEC60942
-Two types: Multi-frequency(F type)μlti-sound pressure level (S type)
-Built-in temperature, humidity sensors can measure environmental temperature and relative humidity
-With optional wind speed measurement function
-There is internal memory that can save measurement results
-Can automatically make correction caused by varied atmospheric pressure
Model SR6636-0 SR6636-1 SR6636-2 SR6636-3 SR6636-4
Frequency Range A A, C, Z A, C, Z A, C, Z A, C, Z
Time Weighting F, S F, S, I F, S, I, Peak
Frequency Range 20Hz~12.5kHz
Meas. Upper Range >130dB
Self generated Noise <30dBA <25dBA
Display 128*64mm  LED
Output AC, DC AC, DC, RS232
AID Bits 32 kHz
Integrating Function No Yes
 Measure Parameters  Lp, Lmax  Lp, Lmax, Lmin, SEL, E  Lp, Leq1s LXYp, LXeq,T, LXYmax, LXYmin, LN (Note: X is A, C, Z; Y is F, S, I; N can be 1-99), SEL, Lex, 8h, Lavg, TWA, DOSE,  E, SD, LXpeak
Statistical Analysis Function  No Optional, L5, L10, L50, L90, L95, SD No  Yes
 Integral Time  No Manual, 10s, 1m, 5m, 10m, 20m, 30m, 1h, 2 h, 4h, 8h, 12h, 16h, 24h Manual, 10s, 1m, 5m, 10 m, 20m, 30m, 1h, 2 h, 4h, 8h, 12h, 16h, 24 h 1s~24h
RS232  Interface No Optional Yes, with software Yes, with software Yes, with software
USB Interface No Optional Optional Optional Yes, with software
Data Storage No Yes, 8000 groups
Recording Function No Optional
Over Limit Indicate No Yes, Limits can be settled
Working Temp. 0°C~40°C -10°C~50°C -20°C~50°C -10°C~50°C
Model SR6661-1 SR6661-1A SR6661-1B SR6661-1C SR6661-2 SR6661-3
 Specialty Precision pulse Wide bandwidth Low noise measurement High noise measurement Precision integral  Super function
Sensitivity -30dB -28dB -25dB -53dB -30dB
Frequency Weighting A, C, Z
Time Weighting F, S, I, Peak
 Frequency Range  10Hz~16kHz  10Hz~20kHz  10Hz~16kHz  10Hz~20kHz 10Hz~16 kHz
Meas. Upper Range >140dB >138dB >135dB >160dB >140dB
Self generated Noise <20dBA <18dBA <10dBA <40dBA <20dBA
Display 128mm*64mm LED
Output AC, DC, RS232
Sampling Frequency 48kHz
Integrating Function No No No No Yes Yes
   Integrating Time   No Manual,10s, 1m, 5m, 10m, 20m, 30m, 1h, 2h, 4h,
8h, 12h, 16h, 24h
  1s~24h
  Main Parameters of Meas. Lp, Lmax, Lpeak  Lp, Lpeak, Lmax, Lmin, SEL, E LXYp, LXeq, T, LXYmax, LXYmin,  LN (Note: X is A, C, Z; Y is F, S, I; N can be 1-99)SEL, Lex, 8h, Lavg, TWA, DOSE, E, SD, LXpeak
Statistical Analysis
Function
 No  Optional Yes
Over Limit Indication Yes, limits can be settled
Data Storage No 8000 Groups
Recording Function No Optional
Working Temp. -15°C~50°C
Model SR6628-4 SR6628-5 SR6628-6 SR6628-7
Fulfils Standards IEC-61672 Class 1
Microphone 1/2" Prepolarized Condenser Mic.
Sensitivity: 40mV/Pa
Freq. Response Free field
Polarized Voltage: 0V
Ref. direction: Axial direction of microphone
Frequency Range 10Hz~16kHz
Self-generated Noise </=20dB(A), 25dB(C), 30dB(Z)
Meas. upper Range 130dBA(re. 20μPa)
Frequency Weighting. Parallel (simultaneous) A, C, Z
Time Weighting Parallel (simultaneous) F, S, I, Peak and Lin. Average
A/D Bits 24 bits
Level Linearity Range 100dB
Sampling Frequency 48 kHz
Display 128*128mm graphics backlit LCD
Integrating Measurement Software (Basic) Lp, Leq, Lmax, Lmin, LAE, E ,Tm
Statistical Analysis Software,
 Lp, Leq, Lmax, Lmin, L5, L10, L50, L90, L95, SD, LAE, E, Ld, Ln, Ldn, Tm
Yes  No Yes Yes
1/1 Oct Real-time Analysis Software, Filter character fulfils IEC-61260 class 1, filter center frequency: 16 Hz~16 kHz  No Yes Yes Yes
1/3 OCT spectrum analysis software for noise No No No Yes
AC Output (full scale) 1.0V AC RMS; Output Impedance: 1 kΩ; Connector: φ3.5mm stereo plug
DC Output 20mV/dB; Output Impedance: 1 kΩ; Connector: DB-9 plug      
RS232 Interface RS232 Interface: To computer for output some instantaneous sound level selected, Lmax or Leq over 1 second, also to printer for printing
USB Interface: Available as USB interface when 2G SD card has be selected (2G SD card is optional)
Data Storage 128 group data with graphics
Integral Time Manual, 10s, 1min, 5min, 10min, 15min, 20min, 30min, 1h, 4h, 8h, 24h or 1min~59min
Mini-Printer  Yes Yes Yes Yes
Power Supply 4*LR6 alkaline battery, which can work for over 20 hours continuously. 6V external power supply is also acceptable
Dimensions 260(H)*80 (W)*30(D)mm
Weight 350g(including batteries)
EMC Comply with the requirements of IEC-61672 standard on X type
Working Temperature -10°C~50°c
Relative Humidity 25~90%
Atmospheric Pressure 650hPa~1080 hPa
Model SR23S SR23F SR24S SR24F
Fulfils Standard IEC60942 Class 1 IEC60942 Class 2
Normal Sound Pressure Level 74dB,84dB,94dB,104dB 94dB 74dB,84dB,94dB,104dB 94dB
Standard deviation for SPL Smaller than ±0.3dB Smaller than ±0.5dB
Frequency(Hz) 1000Hz 1000Hz,500Hz,250Hz,125Hz 1000Hz 1000Hz,500Hz,250Hz,125Hz
Standard deviation for Frequency Smaller than ±1%
Distortion (THD) </=1%
Power Supply lithium recharge Battery(3.6V)
Display 122*32mm LCD
Display interface
 
Nominal sound pressure level and frequency, environmental temperature, relative humidity, atmospheric pressure, wind speed(optional), clock calendar Nominal sound pressure level and frequency, environmental temperature, relative humidity, wind speed(optional), clock calendar
Data output interface RS-232(Output real time values or record results)
Dimension 155mm*50mm*40mm
Weight 240g
Application 1"(Φ23.77mm, 1/2"(Φ12.7mm, 1/4"(Φ6.35mm) Calibrating microphones and acoustic instruments
Working environment Temperature: -10°C~+50°C, Atmospheric Pressure: 65kPa~108kPa, Humidity:10%~90%
Barometric corrections Automatic correction Manual correction
Accessories 1/2"Adaptor, 5V Power Adaptor
Other functions As meteorological parameters recorder, recording 1280 groups of data or 1280 groups of calibration records
Optional function and accessories 1/4" adaptor, Hot-wire wind speed sensor, mini-printer
Model SR6691-1 SR6691-2 SR6691-3 SR6691-4 SR6691-5 SR6691-6 SR6691-7 SR6691-8
Fulfils Standards IEC-61672 class 1 and IEC-61260 class 1
Microphone 1/2"Prepolarized Condenser Mic.(sensitivity: 50 mV/Pa)
Frequency Range 10Hz~20kHz
Range Gain -10dB, 0dB, 10dB, 20dB, 30dB, 40dB, Range Error: ≤0.1 dB.
Self-generated Noise <18 dB(A), 23 dB(C), 28 dB(Z)
Meas. upper Range 140dB
Peak C Sound Level Measuring Range 50~143dB
Frequency Weighting Parallel (simultaneous) A, C, Z. Realized by digital filtering
Time Weighting Parallel F, S, I, Peak C + , Peak C -
A/D Bits 24 bits
Level Linearity Range >90 dB
Sampling Frequency 48 kHz
Display 240*160mm graphic LCD, with EL backlit
Display Refresh 1 Hz for value; 10 Hz for graph
Main Parameters of Integrating Measurement Lxyp, Lxyi, Lxeq,1s, Lxeq,T, LAE, E, Cpeak+, Cpeak-, LAFmax, LAFmin, LAFeqT, LASeqT, LAIeqT, Note: X is A, C, Z and Y is F, S, I
Main Parameters of Airport Noise Meas. LEPN, Td, Lmax
Display Resolution 0.1dB
Real-time spectrum analysis Fulfils standards: IEC-61260 Class 1     
Filter type: Digital band-pass filter     
Meas. Parameters: Lfmi, Lfmeq, 1s, Lfmeq, T, Lxyp, Lxyi, Lxeq, 1s, Lxeq, T, LAE, E, Cpeak, Tm     
Note: fm is center frequency; X is frequency weighting A, C, Z. Y is time weighting F, S, I    
Real-time Analysis Speed Approx. 47 times/s (It can simultaneously complete all center frequencies and A, C, Z weighting)
Statistical analysis Function
Statistical analysis software
Statistical analysis Menu: LAFp, LAFmax, LAF5, LAF10, LAF50, LAF90, LAF95, LAFmin, SD, LAeq1 s, LAeq, T, LAE, LAFeqT.
24 hours monitors menu: And Ld, Ln, Ldn
 Yes  No Yes  No Yes  Yes  Yes  No
Real-time 1/1 OCT spectrum analysis
1/1 OCT spectrum analysis software for noise 
Filters Center Frequency: 16 Hz~16 kHz
 No  Yes Yes No  No  Yes  Yes  Yes
Real-time 1/3 OCT spectrum analysis
1/3 OCT spectrum analysis software for noise 
Filters Center Frequency: 10 Hz~20 kHz
 No  No No Yes  Yes Yes Yes Yes
FFT analysis function,
FFT analysis software for noise
Line Number: 200 lines on the display 
Sampling Frequency: 48 kHz, 24 kHz, 12 kHz,6 kHz, 3 kHz, 1.5 kHz. 
Upper Limit of Analysis Frequency: 18.75 kHz, 9375 Hz, 4687 Hz, 2344 Hz, 1172 Hz, 586 Hz 
Bandwidth of each line: 93.75 Hz, 46.875 Hz, 23.438 Hz, 11.74 Hz, 5.8594 Hz, 2.9297 Hz 
Average Method: index and linearity 
Measuring Parameters: Lxyp, Lxyi, Lxeq,1s, Lxeq,T, LAE, E, Cpeak,Tm in every line 
No  No  No No  No   No  Yes  No
Reverberation time measurement function
Reverberation time measurement software
Function: Reverberation time, EDT measurement by integrated impulse response method.
Fulfils Standard: ISO 3382
Measuring Parameters: T20, T30, EDT
Measuring Range: 0.20s to 20.00 s
Wave record time: 10 s or 20 s
Bandwidth of digital filters:1/1 OCT or 1/3 OCT
Center Frequency Ranges: 63 Hz ~ 16 kHz for Oct, 40 Hz ~ 16 kHz for 1/3 Oct
Date store: Max 12288 groups reverberation time, also translate to U disc
 No  No  No No  No  No  No  Yes
Data Storage 64M bits Flash, instantaneous data, 1 second integral results and integral measuring result (maximum 12288 groups). Also can be stored in Flash disk or transferred to the Flash disk through USB interface
Integral Time Manual, 10s, 1min, 5min, 10min, 15min, 20min, 30min, 1h, 4h, 8h, 24h or 1min~59 min
Print Can print analytical results in the mini-printer, can also print the contents showed on LCD, mini-printer 40S is optional
Data Recall Recalled any data
Intelligent Delete Burst event may be deleted scientifically
Internal Clock Error less than 1 min/month
Output Interface Stereo Connector AC Signal Output
RS 232 interface to the mini-printer, or connected to PC
USB Interface, which can transfer the measuring results to PC, or the Flash disk
Power Supply 6×LR6 alkaline battery or rechargeable batteries, which can work for over 12 hours continuously. 9 V external power supply is also acceptable
Dimensions 310(H)*90(W)*38(D)mm
Weight 0.5kg (include batteries)
EMC Type X
Working Temperature -10°C~50°C
Relative Humidity 25~90%
Atmospheric Pressure 65kPa~108kPa
Items SR6610
Fulfils Standards IEC61672 Class 2, IEC61252
Microphone 1/4"Prepolarized Condenser Mic. including the preamplifier sensitivity about-50 dB
Channel 2
Frequency Range Parallel (simultaneous) A, C, Z
Time Weighting Parallel (simultaneous) F, S, I, peak
Measurement Range of Sound Exposure 0.01Pa2h~99.99Pa2h
Noise Dose Measurement Range 0%~9999%
Frequency Range 20Hz-12.5kHz
The Sound Pressure Level Measurement Range 60-140dBA,65-140dBC,70-140dBZ(sensitivity: -50 dB )
40-120dBA,45-120dBC,50-120dBZ( sensitivity: -30 dB )
Self-generated Noise <30dBA
Peak C Sound Level Measuring Range 80-143dB
Display 128*64
Outputs Mini USB interface,  no need for driver, or the USB Flash disk
Integrating Function YES
Measure Parameters LXYp, LXeq,T, LXYmax, LXYmin, LN, SEL, Lex8h, LAVG, TWA, DOSE, SD, Lpeak
Note:  X is A, C, Z; Y is F, S, I; N can be 1-99
Statistical Analysis Function YES
Integral Time 1s~24h
Data Storage 2GB Flash RAM , maximum 8187 groups
Download to PC YES
Recording Precision 32kHz/16bit,16kHz/16bit,8kHz/8bit optional and 48kHz/16bit, 24kHz/16bit,12kHz/8bit ( user order)
Overrun Instructions YES
Working Temperature 0°C~40°C
Dimensions 68(H)*48(W)*20(D)
Weight 100g

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Shanghai Total Industrial Co., Ltd.

- Shanghai, China
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