Build-Your-Own Intercom Master Station PCB
The N-8031SB is a PCB kit version of the N-8031MS for custom installations where a custom interface is desired. It connects to an N-8000EX or N-8010EX exchange by a single twisted pair cable.
$270.50
The N-8031SB is a PCB kit version of the N-8031MS for custom installations where a custom interface is desired. It connects to an N-8000EX or N-8010EX exchange by a single twisted pair cable. Connecting a foot switch or other external switch to the external dial input terminal permits one-touch dialing when activated. This equipment is compatible with the RS-191 handset for private conversation.
Power Source | 48 V DC (supplied from the IP intercom exchange (option)) |
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Power Consumption | 1.8 W (at rated), 2.4 W (max.) |
Wiring Method | Non-polar one pair stranded wire system |
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 - 7,000 Hz |
Transmission Range | Max. 1500 m (φ0.65 mm, Loop resistance 170 Ω) |
Hands-free | Speaker (accessory): 5.7 cm cone-type, 0.6 W, 8 Ω Microphone (accessory): Omni-directional electret condenser microphone |
Line Connection Terminal | Pin header (2 pins) |
Status Indicator LED Connecting Terminal | Solderless connector (2 pins, male), voltage: 5 V, maximum load current: 5 mA |
Dial Input | Solderless connector (10 pins, male), open voltage: 3.3 V DC, short-circuit current: 1 mA |
External Dial Input | No-voltage make contact input, open voltage: 5 V DC, short-circuit current: 1 mA, screwless connector (5 pins) |
Operation Temperature | 0℃ to 40℃ |
Operation Humidity | Under 90% RH (no condensation) |
Dimensions | 70 (W) × 185 (H) × 20.6 (D) mm |
Weight | 205 g (including accessories) |
Accessory | Removable terminal plug (2 pins, preinstalled on the unit) …1, Handset jumper (8 pins, preinstalled on the unit) …1, Ferrite clamp …1, Hands-free speaker (with connection cord) …1, Hands-free microphone (with connection cord) …1 |
Option | Option handset: RS-191 |