
N-8031MS
The N-8031MS 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. Handset conversation can be established in conjunction with the optional RS-191.
- * 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 conversation (Handset conversation can be established in conjunction with the RS-191(option).) | 
| 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 | 
| 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: 1mA, screwless connector (5 pins) | 
| Installation Method | Flush-mount/Surface-mount | 
| Operating Temperature | 0 ℃ to +40 ℃ | 
| Operating Humidity | Under 90 % RH (no condensation) | 
| Finish | Panel: Stainless steel (SUS304), hairline | 
| Dimensions | 115 (W) × 254 (H) × 54.6 (D) mm | 
| Weight | 850 g | 
| Accessory | Box mounting screw (No.6-32UNC × 18) …4, Box mounting screw (M4 × 25) …4, Removable terminal plug (2 pins, preinstalled on the unit) …1, Acoustic absorbent …1, Handset jumper (8 pins, preinstalled on the unit) …1, Ferrite clamp …1 | 
| Option | For flush-mount: Back Box YC-241 For surface-mount: Wall-mount Box YC-251 | 





 
  
  
  
  
  
  
 


