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MAIN METROLOGICAL FEATURES :
● Noise pressure level : LAF – LAS – max-min
● Equivalent continuous level : LAeq – LCeq – max – min
● Peak pressure level : LCpk – LZpk
● Detection and peak counting : 135dB – 137dB – 140dB
● Daily noise exposure level : Lex,d
● Noise exposure : EA,T : in Pa²h
● DOSE
* Lq and Lp channels :
Accuracy : Class 2
Dynamic range : 40-120 or 60-140
Time frequency weightings : A and C
Values : LAF, LAS, max, min, LAeq, LCeq, max, min, Lex, d, EAT, DOSE
Simultaneous measurement mode : LAeq and LCeq
Duration of integration of LXeq : 1s at 60 s (step of 1s)
Acoustic pressure sampling : 24 kHz
* Peak channel :
Accuracy : Class 2
Dynamic range : 73-123 or 93-143 dB
Time frequency weightings : C or Z
Values : LCpk, LZpk
Simultaneous measurement mode : LCpk, LZpk
Acoustic pressure sampling : 24 kHz
Detection and peaks counting : 135 dB – 137 dB – 140 dB
Alarm Visual according to levels to help wearing individual protections
Memory module : Integrated type Micro SD 2 Go – Data download by USB cable
Power supply : Internal battery type Li-ion rechargeable
Dimensions : 117 x 32 x 58 mm
Supplied with :
Calibration certificate
● Windshield
● LDS23 software
● Microphone fixing kit
● Battery adapter/charger USB type
● Carrying case
