8921 & 8922 AT A GLANCE

8921 & 8922 AT A GLANCE

• DIGITAL DISPLAY WITH ANALOG GRAPH!
• BACKGROUND NOISE ABSORBER !
• MAX / MIN RECORD, MAX HOLD !
• RS232 INTERFACE !
• MEETS IEC 651, TYPE 2 CLASS !

Feature

• Meets IEC 651;ANSI S1.4, type2 standard
• Quasi-Analog bar indicator:1dB display steps, 50dB display range, updated every 50ms.
• Measurement level range features 6 ranges
• Background noise absorber mode filters ambient sounds
• Fast( 125 msec.) or Slow( 1 sec.) respone 3 times
• Record Max / Min. & Maximum Hold function
• A / C Weighting selectionable
• Microphone : 6mm(Dia.)electric condenser type
• Backlight for use in dark areas (Model 8922)
• Low battery indicator
• Optional RS232 software (Disk & PC cable).
• Serial formt: 2400Baud rate, 1 Stop bit, 8 Data bits. N: xxx, xdB
• Monitor the sound levels from traffic noise, alarm systems and workplace machinery
• Multi-Freguency calibration to ensure quality stable

Technical Specification