เครื่องวัดเสียง Sound Level Alert with Alarm Extech SL130

Sound Level Alert with Alarm

Built-in LEDs alert user when sound level is too high or too low

• Bright LEDs (red flashing or green) alert user when sound level is too high or too low - LEDs can be read from 30m (100ft)
• Continuous Monitoring of Sound Level Wall, desk or tripod mount with optional 15ft (5m) microphone extension cable for remote monitoring
• User settable high or low limit (30 to 130dB) with output to drive external relay module
• Meets ANSI Type 2 and EN 60651 accuracy specs - compliant to OSHA