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ST-109 Class 1 Sound Level Meter

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Class 1 Sound Level Meter
Model: ST-109

– Frequency range: 10Hz ~20KHz.
– Measurement range:30dB~130dB.
– Dynamic range:100dB.
– A/C/Z frequency weighting.
– Fast, Slow, Impulse Peak response time.
– DC & AC Output.
– Bargraph display.
– USB interface.
– Storage 37, 000 records, auto-mating transfer to micro SD card.
– Comply with the following standards:

IEC 61672-1 : 2002 Class1
ANSI S1.4 Type 1
CNS NO.7129 Type 1
JJG-188-2002 Class1

SPECIFICATIONS:

USB interface Yes
Micro SD card Up to 32G
Bargraph display Yes
Display 3 1/2 digit backlit LCD display, maximum reading of 2000
Display refresh rate 1 time/ per second
Applicable specifications – IEC 61672-1 : 2002 Class1     –  ANSI S1.4 Type 1

– CNS NO.7129 Type 1           – JJG-188-2002 Class1

Microphone 1/2″ pre-polarized condenser microphone build in preamplifier:

-26 +/- 2dB (50mV/Pa)

Fequency range: 10 Hz~20 kHz, heat noise : <28 dN(A)

Measurement items SPL, Leq, SEL,Max, Min
Measurement range 30dB ~ 130dB (A), 35dB ~ 130dB (C), 40dB ~ 130dB (Z)
Dynamic Range 100 dB
Integrate Time Setup randomly,10s, 1m, 5m, 10m, 30m, 1h, 2h, 4h, 8h, 16h, 24h

or set in a given range

Max. peak C sound level measurement 70~133 dB
Time weighting Fast, Slow, Impulse, Peak
Frequency weighting A/C/Z
Frequency Range 10Hz~20KHz
DC output 2Vdc/130dB
AC output 2Vrms/130dB
Battery Life 30 hours
Power LR6 1.5V*4 Alkaline batteries
AC Adapter 100V~240V
Dimensions 285(L) x 90(W) x 39(H) mm
Weight 550g ( including Batteries); 2.5KGS (including package)

Product Description

– Frequency range: 10Hz ~20KHz.
– Measurement range:30dB~130dB.
– Dynamic range:100dB.
– A/C/Z frequency weighting.
– Fast, Slow, Impulse Peak response time.
– DC & AC Output.
– Bargraph display.
– USB interface.
– Storage 37, 000 records, auto-mating transfer to micro SD card.
– Comply with the following standards:

IEC 61672-1 : 2002 Class1
ANSI S1.4 Type 1
CNS NO.7129 Type 1
JJG-188-2002 Class1

SPECIFICATIONS:

USB interface Yes
Micro SD card Up to 32G
Bargraph display Yes
Display 3 1/2 digit backlit LCD display, maximum reading of 2000
Display refresh rate 1 time/ per second
Applicable specifications – IEC 61672-1 : 2002 Class1     –  ANSI S1.4 Type 1

– CNS NO.7129 Type 1           – JJG-188-2002 Class1

Microphone 1/2″ pre-polarized condenser microphone build in preamplifier:

-26 +/- 2dB (50mV/Pa)

Fequency range: 10 Hz~20 kHz, heat noise : <28 dN(A)

Measurement items SPL, Leq, SEL,Max, Min
Measurement range 30dB ~ 130dB (A), 35dB ~ 130dB (C), 40dB ~ 130dB (Z)
Dynamic Range 100 dB
Integrate Time Setup randomly,10s, 1m, 5m, 10m, 30m, 1h, 2h, 4h, 8h, 16h, 24h

or set in a given range

Max. peak C sound level measurement 70~133 dB
Time weighting Fast, Slow, Impulse, Peak
Frequency weighting A/C/Z
Frequency Range 10Hz~20KHz
DC output 2Vdc/130dB
AC output 2Vrms/130dB
Battery Life 30 hours
Power LR6 1.5V*4 Alkaline batteries
AC Adapter 100V~240V
Dimensions 285(L) x 90(W) x 39(H) mm
Weight 550g ( including Batteries); 2.5KGS (including package)

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