ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
- Applicable Standards
IEC 61672-1:2013 Class 1
IEC 61672-1:2002 Class 1
IEC 60651:2001 Type 1 I
IEC 60804:2000 Type 1
IEC 61252:1993 Personal Sound Exposure Meters
ANSI S1.4 -1983 (R2006), ANSI S1.43 - 1997 (R2007)
ANSI S1.25:1991
- Microphone: Class 1 MK:224 pre-polarized,
- Microphone Preamplifier: MV:200 Removable Preamplifier (All versions)
- Total Measurement Range:
20dB to 140dB RMS Single Range
Noise Floor: <18dB(A) Class 1
- Frequency Weightings: RMS & Peak : A, C, & Z Measured Simultaneously
- Frequency Bands: 10 Octave Bands (31.5Hz to 16kHz, C & D variants)
- Time Weightings: Fast, Slow & Impulse Measured Simultaneously
- Display: High resolution display. Ambient light sensor & illuminated keypad
- Memory: 4GB (B, C & D Versions), 32GB factory fit option
- AuditStore: Measurement verification data stored in secure memory
- Time History Data Rates (Global settings): 10ms, 62.5ms, 125ms, 250ms, 1/2 sec, 1 sec, 2 sec (User selectable)
- VoiceTag Audio Recording (B, C & D Versions): Up to 30 seconds of audio notes with each measurement
- Measurement control: Pause & Back Erase with user selectable duration
- Dimensions:
Size: 283mm x 65mm x 30mm
Weight: 300gms/10oz
- Batteries: 4 x AA Alkaline
- Battery life:
Typically 12 hours with Alkaline AA
Typically 20 hours with Lithium AA Non-Rechargeable
Battery life is dependent upon the battery type, quality & screen brightness
- Connections:
USB Type B to PC
AC & DC Output via ZL:174 (2 x Phono, 1m)
Multi-pin IO for external power via ZL:171 cable (2.1mm socket)
External Power: 5v-15v via MultiIO socket via ZL:171 cable (2.1mm socket)
- Tripod Mount: 1/4" Whitworth socket
- Case: Material: High Impact ABS-PC with soft touch back & keypad
- Environmental:
Temperature: Operating -10°C to +50°C, Storage -20°C to +60°C
Humidity: Up to 95% RH Non Condensing
- Measurement Functions:
- Displayed Functions:
LXY, LXYMax, LXYMin, LXeq, LCPeak, LZPeak, LCeq-LAeq, LXE, LAIeq
Graph of Short LAeq, LCPeak
Measurement Run Time
Integrators 2 & 3: TWA, Dose%, Est Dose%
Real-Time Octave Band Filters
- Stored Functions:
LXYMax & Time History of LXYMax
LAeq, LCeq, LZeq, LCPeak, LZPeak, LAPeak
Time History of LAeq, LCeq, LZeq, LCPeak, LZPeak, LAPeak, LAIeq
Integrators 2 & 3: LAVG , TWA. %Dose
Time History of LAVG
Octave Bands: Overall Leq & Leq Time History for each band
Measurement Run Time
Time & Date of Measurement Start
