ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Applicable standard ANSI S1.25:1992 Personal noise dosimetry
Personal sound exposure meter according to IEC 61252:2002
Safe current threshold (660A): EN 60079-0: 2006, EN60079-11: 2007, EN60079-26: 2007
Microphone 1/2 inch field replaceable threaded microphone
Graphic LCD display 128×64 pixels
Measuring range:
Dynamic Range: 70dB to 140dB
Peak Range : 103dB to 143dB
A, C and Z Weighted Frequency, Class 2
Time Weight Fast, Slow and Urgent
Rate 3dB, 4dB, 5dB or 6dB
Threshold level 70 – 90dB in 1dB . steps
Criterion level 70 – 90dB in 1dB . steps
LED warning indicator shows excessive noise level during running
Clock Real Time Real Time Clock with calendar.
Storage Results from 30 measurements can be stored for later viewing and downloading.
Measurement control Measurement duration: Can be set 10 to 55 minutes in 5-minute steps or 1 to 24 hours in 1-hour steps.
Stopwatch
Up to 99 timers (automatic start and stop) can be set (up to one month ahead of the measurement time).
Start/Stop Timer Controller: Up to 16 timers can be set up from the PC software or the meter keypad.
Storing Logging (results) At least 100 hours at 4 profiles per minute with remaining memory logging time display unit in hours when enabled.
Record value stored Lavg, LZpk, Leq, LCpk
1, 5, 10, 30 min and 1 or 2 hour storage intervals can be set
Establish:
Included ten default settings in (predefined).
An additional nine user-defined settings can be stored.
Lithium polymer battery (3.7V / 470mAh)
Charging interface / PC
The complete meter fits inside the charger (DS-01).
Fast battery charge in less than 90 minutes from completely empty.
Communication via charger (DS-01) and USB to PC.
Operating/storage temperature and humidity 0 to 50 C (32 to 122 F), 10 to 90% rh/-10 to 60 C (14 to 140 F), 10 to 75% rh
Dimensions 84 (L) × 49 (W) × 55 (H) mm / 3.3 (L) × 1.9 (W) × 2.2 (H) inches (with windshield)
Weight Approx. 77g (2.7oz), few devices installed
Accessories User's Manual, Carrying Case, Charger (DS-01), AC Adapter for DS-01 (up to 4 DS-01 linked), CD software, USB cable.
