The N-8033MS is a flush- or surface-mount master station designed to operate in conjunction with TOA IP Intercom Exchange and features high quality hands-free conversation. Connecting a foot switch or other external switch to the external dial input terminal permits one-touch dialing operation by way of such switches.
Specification Power Source 48 V DC (supplied from the IP intercom exchange) 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 0 dB* or less Speech Method Hands-free conversation Audio Frequency Range 300 Hz – 7 kHz Transmission Range Max. 1500 m (1640.42 yd) (φ0.65 mm (AWG21), Loop resistance 170 Ω) Hands-free Speaker: 5.7 cm cone-type, 0.6 W, 8 Ω Microphone: Omni-directional electret condenser microphone Indication Status lamp Line Connecting Terminal Pin header (2 pins) External Dial Input No-voltage make contact input, open voltage: 5 V DC, short-circuit current: 1 mA, screwless connector (5 pins) Installation Method Flush-mount/Surface-mount Operating Temperature 0 ℃ to +40 ℃ (32 ゜F to 104 ゜F) Operating Humidity 90 %RH or less (no condensation) Dust/Water Protection IP65 (Note that panel edges must be sealed at installation.) Finish Menbrane switch: Polyester film Dimensions 115 (W) × 254 (H) × 51 (D) mm (4.53″ × 10″ × 2.01″) Weight 850 g (1.87 lb) Accessory Box mounting screw (M4 × 35)