N-8020MS Industrial-Use Master Station
N-8020MS
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.
- * 0 dB = 1 V
| 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 a curl cord and projection sections) |
| Weight | 1 kg |
| Accessory | Rubber cap …2 |
| Option | Wall mounting bracket: YC-280 |