Toa N-8000 Series Ver.1.41 - Manual (Page 121)

3-25
Chapter 3: INSTALLATION & WIRING
COM
C
9
8
7
N-8031MS rear
7
8
9
C
COM
External dial input terminal
Press down.
Cable
External dial input terminal block
8 mm
LINE H C
Open collector output: 30 V DC, 50 mA
External
power supply
Relay
Diode
To N-8000EX/8010EX Exchange
+24 V DC
GND
+ -
N-8050DS (Rear panel)
4.2.5. N-8031MS and external switch connections
External switches such as footswitches can be connected to the N-8031MS's external dial input terminal.
Note
The cable length from the external switch should not exceed 3 m.
[Connections]
Turning on each switch connected to the terminal [7], [8], [9], or [C] permits the same operation as performed
by pressing the dial [7], [8], [9], or [C].
For example, the pre-programmed station numbers can be called by pressing the foot switch if one-touch
dialing is programmed into these dials.
Refer to
p. 2-10 , 5-59.
4.2.6. N-8050DS and external relay connections
An external relay can be connected to the N-8050DS's external output terminals. (Refer to p. 3-32 "Terminal
plug connection."
Note: For cables, refer to p. 3-31 .