Sound Level Meters
Sound level meter Rion NA-28
Model: NA-28
Manufacturer: RION
- – Measurement Functions: Lp, Leq, Le, Lmax, Lmin, Ln, Lp hoặc Leq,1sec
- - Measurement range:
- + A: 25 - 130 dB
- + C: 33 - 130 dB
- + Flat: 38 - 130 dB
- + Peak: 143 dB
- - Frequency range: 10 Hz - 20 kHz
- - Analysis range:
- + Octave: 16Hz - 16kHz
- + 1/3 Octave: 12.5Hz - 20kHz
- - Store mode:
- + Manual
- + Auto Store: Auto 1 and Auto 2
- - Store : Stored data are recorded in manual or auto store. Data are recorded in to internal memory or CF Card.
- - Measurement mode: Fast, Slow, Pulse
- - Display: LCD
- - Microphone: UC-59
- - Power Supply; 4 IEC R14P batteries or AC Adapter
- - Ambient Operation: -10C to 50C, 10%RH to 90%RH
- -Weight and Dimensions: 331(H)x89(W)x51(D)mm, 730g (Inculed batteries)
Sound Level Meter Rion NL-42
Model: NL-42
Manufacturer: RION
- Measurement functions: Lp, Leq, Le, Lmax, Lmin, Ln(main ch) Lp(sub ch) LCeq, LCpeak, LZpeak, LAleq*2, LAtm5
- Leq Sampling cycle: 10s, 1, 5, 10, 15, 30m, 1, 8, 24h and manual(max to 24h)
- Frequency range: 20Hz to 8 kHz
- Measurement range:
- + A: 25 – 138 dB
- + C: 33 – 138 dB
- + Z: 38 – 138 dB
- + C weighting peak sound level: 55 -141 dB
- + Z weighting peak sound level : 60 -141 dB
- + Singe range (Linearity range: 113dB)
- Sampling cycle: 48kHz
- Microphone: UC-59
- Power Supply: Pin or AC Adapter 220V, 50Hz.
- Ambient conditions: -10 to 50 C: 10-90%RH
- Dimensions : 259 x 76 x 33mm
- Weight: Approximate 400g inculed batteries
