McCain ATC eX2 NEMA, User Manual

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2.4.1 Controller Front Panel
All ATC eX2 NEMA controller interfaces to the external world (cabinet, external devices, user) are
accessible from the front panel.
2.4.1.1 LCD with Backlight
The controller unit has a 16 lines X 40 Columns LCD display with LED backlight. This is the visual
interface of the user with the controller unit; through the different menus of the traffic application, it
displays current status, entered values and functions of the traffic application and other useful information
for the operation of the controller unit.
The LCD backlight is turned on when any key from keypad is depressed and it extinguishes after 60
seconds, this time can be programmed to be from 0 to 630 seconds.
The LCD operating range is from
–20°C to +70°C.
2.4.1.2 Auto Contrast
The auto CONTRAST adjusts the LCD display cont
rast for user’s optimum viewing.
2.4.1.3 Keypad
The controller unit includes a 28 keys keypad to allow user for navigating and entering values to the
contents of the LCD menus.
The keys are identified as: ESC (escape), NEXT, ENT (enter), YES, NO, ARROW DOWN, ARROW UP,
ARROW RIGHT, ARROW LEFT; numbers 1, 2, 3, 4, 5, 6, 7, 8, 9, 0; and letters A, B, C, D, E and F.
These keys allow the user to navigate thru the content of the LCD menus, confirm status, modify timing
parameters, setting date and time, configuring serial ports and all other interaction with the traffic
application.
2.4.1.4 Ethernet Ports
There are two Ethernet ports available on the front panel.
ETH1 is a 10/100 Base-T Ethernet switch with two RJ-45 jack connectors which can be used to handle
traffic applications needs, such us configuration, databases, etc.
ETH2 is a 10/100 Base-T Ethernet port with one RJ-45 jack connector; this port is intended to be used for
accessing to the controller’s operating system.
Each jack has two LED indicators to show the LINK ACT and 10-100 TX status.
2.4.1.5 USB Ports
Two hot-swappable USB connectors are located on front panel to allow the controller support the use of
USB memory devices for transferring data files from and to the controller; these data files can be firmware
upgrades, databases, etc.