Triplett 3550-NIST 3550 Sound Level Meter with Certificate of Traceability to N.I.S.T.

The Triplett 3550-NIST SoniChek PRO Professional Sound Level Meter is a designed to be used in industrial applications where ANSI standards are called for. This highly accurate was according IEC651 (Type 2) and S1.4 standards. Its large backlit display A/C weighting make it an ideal choice for any installer. Overall, the well suited variety of commercial residential such as fire alarm, home theater, plant maintenance, HVAC installations more.

Features

• Measures 30dB 130dB with accuracy: ± 1.5dB (94dB @ 1kHz)
• Designed standards
• A/C frequency weighted readings
• Fast/slow response time
• 31.5Hz 8kHz range
• AC/DC analog output
• Analog bargraph easy visual indication
• Min/Max hold time stamp
• Tripod mount long term measurements
• Complete USB Cable, AC/DC output leads, microphone windscreen, 4 x AA Batteries case
• Optional model complete Certificate Traceability N.I.S.T.