Toa N-8000 Series - Manual (Page 637)

8-37
Chapter 8 APPENDIX
• Accessories
5.29. N-8400RS Substation Interface Unit
AC power cord (2 m) .............................................. 1
CD (for PC setting, maintenance use) ................... 1
Removable terminal plug (4 pins) ........................ 16
Plastic foot ............................................................. 4
Machine screw M3 x 8 ........................................... 4
Rack mounting bracket .......................................... 2
Tapping screw 3 x 8 .............................................. 8
Rack mounting screw with plain washer ............... 4
Note: The design and specifications are subject to change without notice for improvement.
Wall mounting bracket: YC-850
• Optional product
Power Source CE version: 220 – 240 V AC, 50/60 Hz
CU version: 120 V AC, 50/60 Hz
Power Consumption CE version: 30 W (at rated), 45 W (max.)
CU version: 35 W (at rated), 50 W (max.)
Interface Section for Sub-station
Number of Lines 16 lines
Number of Speech Links Internal: 1/External: 2
Transmission System Analog baseband
Transmission Range 1000 m/ø0.5 mm (AWG24), 1500 m/ø0.65 mm (AWG21),
2000 m/ø0.9 mm (AWG19)
Speech Method Half-duplex conversation by way of voice switch (Hands-free),
Full-duplex (Handset)
Connector Removable terminal block (4 pins)
Wiring Method 2 sets of twisted pair cables
Audio Output Max. 1 W/line (conversation), Max. 0.5 W/line (paging)
Feeding Voltage/Current 24 V DC, 30 mA max.
Control Signal Call in button detection, hook detection
Network Section
Network I/F 10BASE-T/100BASE-TX (Automatic-Negotiation)
Network Protocol TCP/IP, UDP, HTTP, RTP, ARP, ICMP, IGMP
Audio Packet
Transmission System
Unicast, Multicast
Number of Paging Destinations Unicast (max. 8), Multicast (max.191)
Connector RJ-45 connector
Voice Sampling Frequency 16 kHz, 8 kHz (controllable on the software)
Quantifying Bit Number 16-bit
Voice Encoding Method Sub-band ADPCM, Cryptosystem
Voice Packet Loss Recovery Silence insertion
Audio Delay Time 80 ms, 320 ms (controllable on the software)
Indication LNK/ACT indicator, Status indicator, Power indicator
Others Firmware update function, System data hold function,
Reset key (front panel), Forced air cooling
Setting Method Rack, Desk, Surface mount
Operating Temperature 0 to 40°C
Operating Humidity 90 % RH or less (no condensation)
Finish Pre-coated steel plate, black, 30 % gloss
Dimensions 420 (w) x 44.3 (h) x 325.5 (d) mm
Weight 4 kg