RTI AD-4x Installation And Operation Manual page 14

AD-4x
CHAPTER 2 | FEATURES AND DESCRIPTION
AD-4x REAR PANEL - CONTINUED
15. +12VDC
This 3.5mm mono connection provides a constant +12VDC output (500mA
max).
16. Status
This 3.5mm mono connection provides a +12VDC output when any zone
is turned on (15mA max). This can be used to trigger external equipment.
When all zones are turned off, 0VDC is present.
17. RS-232
DB-9 jack for RS-232 control of the AD-4x from a control system. See
Chapter 3 Installation & Operation for RS-232 control details.
DB-9 Pinout
2 TXD
3 RXD
5 GND
18. Ethernet Port
The Ethernet port (RJ45) allows for bi-directional control from an RTI XP
series control processor over an Ethernet network (LAN). A two-way driver
is available on the RTI website (dealer section) that will enable this type of
control.
19. AC Power Socket and Fuse
Three-pin grounded socket to connect removable AC power cord with a T2AL
250V fuse.
IMPORTANT POWER NOTICE
This product is shipped from RTI with AC voltage set to 115 Volts. The
voltage switch will have to be changed for certain international locations.
Dealers should take the following critical step.
• Set the red voltage switch on the bottom of the AD-4x to the
proper voltage for your location (115V/230V)
• The red voltage switch should be left in the 115 Volt position if
used within the United States.
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Audio Distribution System
Transmit Data
Receive Data
Ground