N-8020MS

N-8020MS Industrial-Use Master Station

  • Overview
  • Specification
  • Downloads

  • This Master Station is designed to connect to the IP Intercom Exchange, and provides hands-free or handset conversation of high sound quality. It features dustproof and waterproof construction, and can be used in locations exposed to ambient temperatures ranging from -10 ℃ to +50 ℃. In addition to the functions of the standard Master Station, the Industrial-Use Station permits connection of external speakers, and can take out control signal for dial-in indicator from its contact output. This station can be mounted to the wall using an optional YC-280 wall mounting bracket.

  • Specification
    Power Source 48 V DC (supplied from the IP intercom exchange (option))
    Power Consumption 1.8 W (at rated), 2.4 W (max.)
    Wiring Method 1 set of twisted pair cable
    Transmission System 2 wire 160 kbps echo canceller transmission system
    Signal Level Under 0 dB*
    Speech Method Hands-free or handset conversation
    Audio Frequency Range 300 Hz – 7 kHz
    Transmission Range Max. 1500 m (φ0.65 mm, Loop resistance 170 Ω)
    Hands-free Speaker: 5.7 cm cone-type, 0.6 W, 8 Ω
    Microphone: Omni-directional electret condenser microphone
    Handset Receive path: Dynamic type, Send path: Electret condenser microphone
    Dial-in Contact Output Open collector output (polarized), withstand voltage: Max. 30 V DC, control current: Max. 50 mA, screwless connector (2 pins)
    Indication Status lamp
    Line Connecting Terminal RJ11 modular jack
    External Speaker Terminal 0.6 W, 8 Ω, screwless connector (2 pins)
    Installation Method Desk/Surface mounted master station (When mounting to the wall, use the optional YC-280.)
    Operating Temperature -10 ℃ to +50 ℃
    Operating Humidity Under 90 % RH (no condensation)
    Dust/Water Protection IP54
    Finish Body, Handset: ABS resin, gray
    Dimensions 170 (W) x 220 (H) x 97.8 (D) mm (excluding curl cord and projection sections)
    Weight 1 kg
    Accessory Rubber cap

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