REED Instruments SD-4023-NIST Sound Level Meter, Type 2, Data Logger W/NIST CERT

REED Instruments SD-4023-NIST SOUND LEVEL METER, TYPE 2, DATA LOGGER W/NIST CERT Triple range Type 2 sound level meter with data logging capabilites to record on an external SD card and export directly to Excel without software. REED SD-4023 Offers This SD series sound level meter has triple range measurement and features user selectable sampling rates from 1 to 3600 seconds. Using an SD card (up to 16Gb) a user can select a desired sampling rate and quickly generate an Excel file with raw data, all without the use of software. Optional accessories include a tripod and AC adapter for continuous long-term monitoring and PC software that allows a user to tracking live measurements. Features High accuracy of ??1.4 dB meets Type 2 standards Triple range measurement (50dB dynamic range) A & C frequency weighting Fast & Slow time weighting Real time data logger with integral SD memory card User selectable sampling rate from 1 to 3600 seconds Large, easy-to-read backlit LCD display Peak hold, Data hold and Min/Max hold Optional PC software features live tracking via USB connection Tripod mount for long-term monitoring Low battery indicator and auto shut off [custom1] REED SD-4023 Specifications Measuring Ranges 30-130 dBLow: 30-80dBMed: 50 -100 dBHigh: 80 -130 dBFull: 30-130 dB Dynamic Range 50 dB (in each range) Accuracy 31.5Hz ?? 3.5 dB, 63 Hz ?? 2.5 dB, 125 Hz ?? 2.0 dB,250 Hz ?? 1.9 dB, 500 Hz ?? 1.9 dB, 1 kHz ?? 1.4 dB,2 kHz ?? 2.6 dB, 4 kHz ?? 3.6 dB, 8 kHz ?? 5.6 dB Resolution 0.1 dB Response Time 500ms Frequency Range 31.5 Hz to 8 kHz Frequency Weighting A, C Time Weighting Fast/Slow (200ms and 500ms) Microphone 0.5" (12.7mm) electret condenser Display 4-digit LCD Backlit Display Yes Data Hold Yes Min Yes Max Yes Alarm Indicators Under and Over (visual on-screen) Datalogging Capabilities Yes Real-Time Clock and Date Stamp Yes Selectable Sampling Rate Yes (1, 2, 5, 10, 30, 60, 120, 300, 600, 1800, 3600s) External Memory Yes, expandable up to 16Gb with SD card (optional) Auto Shut-off Yes (after 10 mins/off) Kick Stand Yes Tripod Mountable Yes Low Battery Indicator Yes Power Supply 6 x AA batteries or AC Adapter (optional) Output Yes (AC) Battery Life Sampling Time Dependent PC Connectivity USB Cable (optional) Software???? SW-U801-WIN Software (optional) Software OS Compatibility Windows XP / Vista / 7 Product Certifications CE, IEC 61672-1 Class 2 Operating Temperature 32 to 104??F (0 to 40??C) Storage Temperature 14 to 140??F (-10 to 60??C) Operating Humidity Range 10-90% Dimensions 9.7 x 2.7 x 1.8" (245 x 68 x 45mm) Weight 17.3oz (489g) [/custom1]