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
-Time Weightings: Fast, Slow & Impulse Measured Simultaneously
-Display: High resolution display. Ambient light sensor & illuminated keypad
-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)
-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
Graph of Short LAeq, LCPeak
Integrators 2 & 3: TWA, Dose%, Est Dose%v
Measurement Run Time
