TOA N-8031SB User manual

 zd TOA MASTER STATION BOARD N-8031SB
MOESCRIPTIÓN
The N-8031SB is a printed circuit board unit for the N-8031MS Flush—mount Hands—Free Master
Station, You can make the master station suitable for applications using the N-8031SB in combination
With the operation panel section to be prepared separately.
BSPECIFICATIONS x0dB=1V
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 Non—polar one pair stranded wire system
Transmission System 2 wire 160 kbps echo canceller transmission system
Signal Level Under O dBx
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 (890.65 mm, Loop resistance 1/0 Q)
Hands—free Speaker (accessory): 5.7 cm cone—type, 0.6 W, 8 Q
Microphone (accessory): Omni—directional electret condenser microphone
Line Connection Terminal | Pin header (2 pins)
Status Indicator LED Solderless connector (2 pins, male), voltage: 5 V, maximum load current: 5 mA
Connecting Terminal
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 ¡OC to +40°C
Operation Humidity Under 90% RH (no condensation)
Dimensions 70 (W) x 185 (H) X 20.6 (D) mm
Weight 205 q (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) «À,
Hands—free microphone (with connection cord) +1
Option Option handset: RS—191
MAPPEARANCE
20.6
70
52 0—293.5
|
X
| + | A
20,
г ~ Tq + |
Г TN ee
N gl
LD | a —F
+ + $
Al |
LO y Y
oO
|
©
LM) o
o 2
— O
©
|
DO ON
| 1.6 S57 ~
Printed circuit board Hands—free speaker Hands—free microphone
(accessory) (accessory)
UNIT:mm ~~ SCALE: 1/2
05H TOA Corporation DWG No: GN-00NA1-2