Keterangan :

EXTECH Sound Level Alert with Alarm SL130G

Features:
Wall, desk or tripod mount with optional 15ft ( 5m) microphone extension cable for remote monitoring
Bright LEDs ( red flashing or green) can be read from 100ft ( 30m)
Continuous monitoring of sound level in 3 ranges: 30 to 80dB, 60 to 110dB, 80 to 130dB
User adjustable high or low limit ( 30 to 130dB) with output to drive external relay module
Built-in desk, wall and tripod mounts
Meets ANSI Type 2 and EN 60651 accuracy specs - compliant to OSHA
Complete with 100-240V AC 50/ 60Hz adaptor and microphone wind cover
Specifications
Display : 4.6× 3.125" multifunction LCD
Frecuency bandwith : 31.5 Hz to 8kHz
mmicrophone : 0.5" Electret Condeser Microphone ( remoteable)
measurement ranges : 30 to 80dB, 60 to 110dB, 80 to 130dB
frequency weighting : A' and ' C' ( Programmable)
response time : Fast ( 125ms) / Slow( 1s) ( progrmmable)
resolution : 0.1dB
alarm output : 3.5mm Mono phone plug, maximum: 3.4mA@ 5VDC
minimum output : Voltage : 2.5 VDC
power : AC/ DC Adaptor for full Functions; 8× AA batteries for
: monitoring function only without LED alert
CE/ warranty : CE approved/ 1 year warranty
dimensions/ weight : 8.75× 7.1× 1.25" / 0.63lbs.( 22× 18× 3.2mm/ 285g)