Extech Instruments SL400, 407355, SL355 Catalog Page
Dosimeters, Dataloggers, and Kits
407355/SL355 Personal Noise Dosimeter Dataloggers and Kits
Measure total sound exposure over an 8-hour period
• Perform OSHA and IEC Noise accumulation surveys (meet ANSI and IEC *standards)
• Adjustable Criterion Level, Exchange Rate, and Threshold
• Includes Windows®compatible software to control setup and
retrieve stored events or analyze real time measurements
• Dosimeter mode: data includes Start/Stop Time, %Dose, TWA, and Peak flags
Model 407355 Additional Features
• RS-232 interface (compatible with USB100 adaptor)
• Datalogs up to 4500 readings when used as a sound level meter
• 407355-KIT-5 available (see left caption for details)
Model SL355 Additional Features
• USB interface
• SL355-KIT-3 available - includes three SL355, 407766 calibrator, and case
SPECIFICATIONS
Sound Level Range/Resolution 407355: 70 to 140dBA / 0.1dB
Digital Display LCD 0.01-9999%
Criterion/Threshold Level 80, 84, 85 or 90dB/ 70-90 (1db steps)
Response Rate/Exchange Rate Fast or Slow/ 3, 4, 5 or 6 dB
High Level Detector/Peak Flag 115dB / 140dB (also 130db for SL355)
Battery Life approx 34 hrs
Event Storage 407355: 5 surveys; SL355: 20 surveys
Dimensions/Weight 407355: 4.2x2.5x1.3" (106x64x34mm)/ 8oz (227g) incl. batteries
* Visit the product page at www.extech.com for a list of ANSI and IEC standards
SL355: 60 - 130 dB / 70 to 140dB (A/C Weighting); 60 to 130dB / 93 to 133dB
(C or Z (Linear) Peak); 70 to 140dB / 103 to 143dB (C or Z (Linear) Peak)
SL355: 3.8x2x1.4” (97x51x35mm) 4.2oz. (120g) incl.batteries
ORDERING
407355 ÿ
407355-KIT-5 Noise Dosimeter/Datalogger Kit
SL355
ÿ
SL355-KIT-3 Noise Dosimeter/Datalogger
USB100 RS-232 to USB Adaptor
Noise Dosimeter/Datalogger
Noise Dosimeter/Datalogger
407355
407355-KIT-5
SL355
Each meter includes a
belt clip, clip-on 0.5"
microphone with 2.6ft
(0.8m) cable, software,
mini screwdriver, batteries,
and case; 1 year warranty.
407355 also includes 9
pin to 25 pin adaptor, and
RS-232 cable; SL355
also includes USB cable.
407355-KIT-5 Dosimeter
Kit includes five 407355
Dosimeters, 407766
Sound level calibrator
(see p. 120), and case
SL400 Personal Noise Dosimeter/Datalogger
Measure total sound exposure over an 8-hour period
• Measures frequency weighted noise exposure and peak (C, Z) sound level
• Datalogs up to 999,999 readings when used as a sound level
meter with sampling times between 1 second and 24 hours
• Sound level mode: displays sound level, min/max, time-averaged
sound level (Leq), peak, and sound exposure level (SEL)
• Adjustable Criterion Level, Exchange Rate, & Threshold
Includes belt clip, clip-on
0.5” (12.7mm)microphone
with 32” (81.3cm) cable
and windscreen, 9V
battery, software, USB
cable, and carrying case;
1 year warranty
• One user-defined measurement setup
• Optional 94dB calibrator to perform “before” and “after”
calibration checks per ANSI standards
• USB interface with Windows
and retrieve stored events or analyze real-time measurements
SPECIFICATIONS
Ranges (A, C, Z)
Response Rate/Exchange Rate Fast, Slow, Impulse/ 3, 4, 5 or 6 dB
Bandwidth 20Hz to 8kHz
Memory Dose: 10,000 points/SLM: 999,999 points
Criterion Level / Threshold Level 30 to 140dB in 0.1dB steps / 30 to 140dB in 0.1dB steps
Measurement Modes %Dose, Lxmax, Lxyp, Lxmin, Lxeq, SEL (LAE), PeakMAX, LAVG, TWA, LEP, LN%
Dimensions/Weight 4.2 x 2.6 x 1.3” (107 x 65 x 33mm) - exclude connector on top/ 7oz. (198g)
ORDERING
SL400 ÿ
®
compatible software to control setup
30 to 90 dB, 50 to 110dB; C, Z Peak: 70 to 140dB / C and Z Peak: 90 to 143dB
SPL, Lxmax, Lxyp, Lxmin, Lxeq, SEL (LAE) PeakMAX
include batteries and microphone cable
Noise Dosimeter/Datalogger
124
ÿ Indicates products that are available with optional calibration traceable to NIST. See page 160 for a complete listing.
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