Product Specifications
- Up to 8 output channels
- Independent equalizer for each channel
- 340 narrow bands automatic equalizer
- 1/3rd octave bands automatic or manual equalizer
- 8 inputs for active volume control of the masking sound in each zone
- Independent 1/3rd octave equalizers on inputs when used for background music/paging
- Integrated touch screen for easy control of masking sound and background music in each zone
- Compact rackmount unit (1U) with incredible performance meeting LEED requirements
Technical Specifications
Outputs
Nb Outputs: 8
Sound Masking
Sound Masking Volume: 90 dB span in 0.1 dB steps and mute
Sound Masking Equalizer: 23 1/3 Octaves bands from 63Hz to 10kHz
Sound Masking Ref Spectrum: 12 preset reference masking spectrums; Unlimited user defined spectrums from 100 to 6,3kHz
Sound Masking Volume Ramp-Up: User defined, up to 30 days
Active Volume Control
Nb Inputs: 8 shared with music and paging inputs
Max Nb Sensors/Input: 6
Real Time Control: Independent sound masking volume adjustment for each output channel
Masking Volume Change Rate: Adjustable down to 0.1 dB steps, updates every 15s
Active Adjustment Range: User-defined; maximum range: -7 to +3 dB relative to reference masking level
Music and Paging
Music and Paging Inputs: 8 (shared with adaptive volume control inputs)
Music and Paging Mixer: Independent for each output channel
Music and Paging Volume: 90 dB span in 0.1dB steps and mute
Music and Paging Equalizer: 20 1/3 octave bands
Volume Control Knobs
Volume Ctrl Knob Mixer: Independent for each output channel: sound masking and/or paging and music
Volume Range: User-defined
Emergency Mute Relay
Function: Mute Sound Masking and Music during an Emergency event
Touch Screen Interface
Features: Adjust Sound Masking Volume and Equalizer and Music Volume for every Zone
Volume Range: 20 dB range at 0.5dB step and mute
Preset Equalizer Selection: For each channel, select from 12 preset equalizers, or the EQ done with the auto-calibration
Security: Admin and End-User password to enable or disable volume and advance functions
Schedule
Schedule: 24 hour periods per day, 7 days
Transition Ramp: Instant, 2min30sec, 5min, 10min, or 15min
Schedule Mixer: Independent for each output channel (Sound Masking and/or Paging and Music)
Volume: 0.1dB steps
Monitoring
24/7 system diagnosis: Yes – Requires computer running Project Manager Software and wifi connectivity
LEED Requirements
Acoustics: Enhanced acoustical comfort and improved speech privacy
Low Power Consumption: High efficiency/low consumption amplifier & daily schedule allowing automatic shut down
Project Manager Software Compatibility
Project Master: Yes – Can be used in the Project Manager Software as a Master or Secondary unit
Connectivity
Connectivity: Ethernet, Wifi, or USB (not required for normal operation)
Wifi: WPA/WPA2 Personal or WEP – Wifi radio module can be disabled if not required
Emergency relay input: Allows shutting down sound masking on emergency events
Power
Input: 18-24VDC, Max 150W
Physical
Size: 430mm x 190mm x 44mm (16.9” x 7.5” x 1.75”) (Supplied with 1U rack-mount wings)
Weight: 1.7kg (3.8lb)
Warranty
Warranty 5 years
Certifications – ETL Listed 3191772
UL62368-1 – Standard for Audio, Video and Similar Electronic Apparatus – Safety Requirements
UL 2043 – Standard for Fire Test for Heat and Visible Smoke Release for Discrete Products and Their Accessories Installed in Air-Handling Spaces
FCC – EN 55103-1&2 – Electromagnetic compatibility – Product family standard for audio, video, audio-visual and entertainment lighting control apparatus for professional use – Part 1: Emissions, Part 2: Immunity
Related ASTM Standards
ASTM E1374-06 (11) – Standard Guide for Open Office Acoustics and Applicable ASTM Standards
ASTM E1573-18 – Standard Test Method for Evaluating Masking Sound in Open Office Using A-Weighted and One-Third Octave Band SPL
ASTM E1130-08 – Standard Test Method for Objective Measurement of Speech
Privacy in Open Offices Using Articulation Index
ASTM E2638 – Standard Test Method for Objective Measurement of Speech Privacy Provide by Closed Rooms
