Wavetronix Click 500 (programmable controller) (CLK-500) - User Guide - Manual (Page 42)

CHAPTER 6 • CLICK 500 41
Figure 6.2 – Click 500 Diagram
Serial Ports
The Click 500 provides four communication ports:
˽ RS-485 T-bus connection port
˽ RS-232 front DB-9 connection port
˽ RS-232 top screw terminal connection port
˽ RS-485 top screw terminal connection / front RJ-11 jack connection port
The back of the Click 500 features a 5-position connector that plugs into a T-bus connector
and provides power and RS-485 communication to the device. It also passes RS-485 com-
munication to all other devices on the T-bus.
The front of the Click 500 features a DB-9 DCE connector for RS-232 communication; an
RJ-11 jack that is connected in parallel with to the RS-485 port on the top of the module.
The top of the device has two pluggable screw terminal blocks. One terminal block is for
RS-232 communication and the other is for RS-485 communication.
Menu LEDs
There are three banks of LEDs located on the front of the Click 500. The system LEDs (mul-
ticolored bank of LEDs in the middle of the module) report system status information by