Svantek SVAN 979 ເຄື່ອງວິເຄາະສຽງ ແລະ ການສັ່ນສະເທືອນ (Class 1; 12–140 dBA; 3.15 Hz–20 kHz)
Sound Level Meter & Analyser
Standards: Class 1: IEC 61672-1:2013 (type approved), Class 1: IEC 61260-1:2014
Weighting Filters: A, C, Z, B, G (infrasound)
Time Constants: Slow, Fast, Impulse
RMS Detector: Digital True RMS detector with Peak detection, resolution 0.01 dB
Microphone: G.R.A.S. 40AE, 1/2" prepolarised condenser microphone
Preamplifier: SV 17 voltage type (supports 200V polarisation)
Linear Operating Range: 22 dBA RMS – 140 dBA Peak (in accordance to IEC 61672)
Dynamic Range: 12 dBA RMS – 140 dBA Peak (typical from noise floor to the maximum level)
Internal Noise Level: 12 dBA RMS (acoustically compensated)
Frequency Range: 3.15 Hz – 20 kHz, with GRAS 40AE microphone
Sound Level Meter Measurements Results: Lpeak (dB), LCeq, LAeq, LCpeak, LApeak, Lmin, Lmax, OV (OVERLOAD %), Lx% (SEL), Ln (LEQ STATISTICS), Lden, LEpd, LTms, LTm5
Measurement Profiles: Simultaneous measurement in three profiles with independent set of filters (A) and detectors (dy)
Statistics: Ln (L1–L99), complete histogram in meter mode and 1/1 or 1/3 octave analysis
Data Logger: Time-history logging of summary results, spectra with two adjustable logging steps down to 2 ms
Analyser:
1/1 or 1/3 octave real-time analysis
FFT 1600 lines, up to 20.0 kHz band
FFT 60-line resolution real-time analysis in 1/1 or 1/3 octave bands
1/6 or 1/12 octave real-time analysis (optional)
Loudness-based on ISO 532B standard and Zwicker model (optional)
Tonality-pure tone detection meeting ISO 1996-2 Tonality (optional)
User programmable second order band pass filters (optional)
Audio Recording: Audio recording on trigger or continuous mode, 12 / 24 / 48 kHz sampling rate, WAV format
Vibration Level Meter & Analyser
Standards: ISO 20816-1
Meter Mode: RMS, Max, Peak, Peak-Peak
Measurement Profiles: Simultaneous measurement in three profiles with independent filter sets and detectors
Filters: HP1, HP3, HP10, Vel1, Vel3, Vel10, VelMF, Dil1, Dil3, Dil10, Wh
Accelerometer: SV 80 (100 mV/g), or any IEPE accelerometer (optional)
Analyser:
1/1 or 1/3 octave real-time analysis
FFT real-time analysis 1600 lines, up to 20.0 kHz band
1/6 or 1/12 octave real-time analysis (optional)
RPM rotation speed measurement parallel to the vibration measurement (optional)
User programmable second order band pass filters (optional)
Data Logger: Time-history logging of summary results, spectra with two adjustable logging steps down to 2 ms
Time-domain Signal Recording: Continuous or triggered time-domain signal recording to WAV format
General Information
Input: LEMO 7-pin: Direct AC, Direct AC with 200 V polarisation, Direct DC or IEPE type with TEDS
Memory: MicroSD card 16 GB (removable & upgradeable up to 128 GB)
Display: Super contrast (10000:1) OLED 2.4" colour display (320 x 240 pixels)
Communication Interfaces:
USB 1.1 Client, USB 1.1 Host, Bluetooth, RS 232 (with optional SV 55)
GPS: time synchronisation and positioning (optional)
Extended I/O: AC output (V Peak) or Digital Input/Output (Trigger – Pulse)
Power Supply:
Four rechargeable AA batteries
External Power Supply: 5 V / 500 mA DC
USB Interface: 500 mA HUB
Environmental Conditions: Temperature from -10 °C to 50 °C (14 °F to 122 °F), Humidity up to 95 % RH non-condensed
Dimensions: 310 x 79 x 39 mm (with microphone and preamplifier)
Weight: Approx. 0.6 kg with batteries
ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ