(환경청 형식승인품)

▒ 특   징

◎ Real-time 1/1- Octave and 1/3-Octave analysis.
◎ Wide linearity range of 100dB
◎ Large display with backlighting
◎ Real time clock with calendar
◎ Memory max. 10000 records of Lp data
◎ RS - 232C interface

▒ 사   양

기능	규     격
Model	1358
Applicable standards	IEC 60651 Type2, IEC 60804 Type2, BS EN 6065, 1994, IEC 1260-1995
Microphone	1/2-inch Electrect condenser microphone
Accuracy	+/- 1.5dB (ref 94dB @ 1KHz)
Measurement range	30dB to 130dB
Measurement function	Lp , Leq , LE , Lmax , Lmin
Frequency range	25Hz ~ 10KHz
Frequency weighting	A ,C, Flat
Time weighting	Fast , Slow
Display	160x160 dot matrix display with back light Sound level meter display Numerical : 4 digits, up data cycle 0.5s, resolution 0.1dB Bar graph : Scale range 100dB , update cycle 0.125s Real time clock : Year, Month, Day, Hour, Minute, Second
1/1- 1/3 Analyzer level range	5 ranges in 10-dB step, 20-90dB/ 30-100dB/ 40-110dB/ 50-120dB/ 60-130dB
1/1 Octave and 1/3 Octave band filters	1/1 Octave band center frequencies : (9 bands)        31.5Hz, 63Hz, 125Hz, 250Hz, 500Hz, 1KHz, 2KHz, 4KHz, and 8KHz. 1/3 Octave band center frequencies : (27 bands)         25Hz,     31.5Hz,  40Hz,    50Hz,       63Hz,      80Hz,    100Hz,       125Hz,    160Hz,   200Hz,  250Hz,     315Hz,    400Hz,   500Hz,       630Hz,     800Hz,  1KHz,   1.25KHz,  1.6KHz,  2KHz,    2.5KHz,       3.15KHz, 4KHz,   5KHz,   6.3KHz,    8KHz      10KHz.
Extension cable	Available in lengths of 5m (TL-F47/5M) and 10m(TL-F47/10M)
Memory capacity	10000 data (Sound level meter mode)
Signal output	AC output : 2 Vrms (at full scale) DC output : 10mVDC / dB Serial interface : RS-232 , 9 pin D-sub
Power	4 pcs of C size 1.5V (LR14) batteries
External DC power supply	6V, 1A
Battery life	Approx. 2hrs
Operating Temperature/Humidity	0oC to 40oC , 10 to 80% RH
Dimensions & Weight	34.5(H)⊥10(W)⊥6(D) cm & Approx. 950g (including batteries)
Accessories	Instruction manual, Battery x 4, Carry case, Software, RS-232 cable, 9 Pin to 25 Pin gender changer, Adjustment screwdriver, wind shield, 3.5f plug, AC/DC Adaptor