Sound Level Monitor
Unique programmable limit provides a warning when sound level exceeds the set point

      
Features

Continuous Monitoring of Sound Level on wall,
      desk or tripod mount with optional cable for remote
      microphone location

User settable limit (30 to 130dB) with large OVER
      indication with output to drive external warning signs

LARGE Digital display with bargraph can be viewed
      from up to 30 feet

Displays Max dB with date/time stamp — know
      exactly when the maximum noise level occurred.

ANSI and Type 2 — High accuracy means better
      compliance for OSHA and other regulatory bodies.

Total monitoring and Alarm System — Use the
      SL120 with optional relay module and illuminated
      sign for a complete monitoring system.

Illuminated light box comes blank.
Warning message sign is supplied by user.


Additional Features
• Programmable ON/OFF times
• Rear panel controls prevent unauthorized programming
• Optional remote alarm relay output
• Optional single sided or double sided warning sign
• Complete with 8 ‘AA’ batteries; optional AC adaptor


Specifications
Applicable standards
Display
Frequency bandwidth
Microphone
Measurement ranges
Frequency weighting
Response time
Resolution
Alarm output
Minimum output
Battery life
Dimensions / Weight		 Meets ANSI & IEC Type 2 SLM standards
4.6 x 3.125" multifunction LCD
31.5 Hz to 8 kHz
0.5" Electret Condensor Microphone (remote)
30 to 80dB, 60 to 110dB, 80 to 130dB
‘A’ and ‘C’ (Programmable)
Fast (125ms) / Slow (1,s) (Programmable)
0.1dB
3.5mm Mono Phone Plug, Maximum: 3.4mA @ 5 VDC
Voltage: 2.5 VDC
240 hrs continuous (approx); 30 days @ 8 hrs/day
8.75 x 7.1 x 1.25" / 0.63 lbs. (22 x 18 x 3.2mm / 285g


SL120
SL120-NIST
SL125
SL123
SL124
SIGN-101
SIGN-102
SIGN-201
SIGN-202
153117
153230
407744		 Sound Level Monitor
Sound Level Monitor with NIST certificate
Remote Microphone cable 15'
AC Alarm Relay Module 9 foot cable (3 m)
DC Alarm Relay Module 9 foot cable (3 m)
Illuminated Light Box, single sided, 110V AC
Illuminated Light Box, single sided, 220V AC
Illuminated Light Box, double sided, 110V AC
Illuminated Light Box, double sided, 220V AC
120V AC Adaptor
220V AC Adaptor
Sound Level Calibrator,94dB
$249
$364
$29
$99
$99
$49
$69
$59
$79
$25
$25
$299
FOB MA
Questions or Orders —
Call  800/922-0977   8am – 4pm Pacific Time