EasyManuals Logo

Allen-Bradley MicroLogix 1400 User Manual

Allen-Bradley MicroLogix 1400
694 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #543 background imageLoading...
Page #543 background image
Publication 1766-RM001A-EN-P - October 2008
LCD - LCD Information 541
ESC is set when ESC key is pressed. This bit should be cleared so as to get
the next key input. Because once ESC key is pressed, this bit is set and
latched until it is cleared by manually. This ESC bit is very useful for LCD
instruction. You can use this bit as any input of ladder logic when you
program with several LCD instruction.
LCD Backlight On/Off (BACKON)
LCD Backlight On/Off (BACKON) specifies whether to turn the backlight
on or off. When this bit is set (1), the LCD backlight turns on. Otherwise,
the backlight always off.
LCD Backlight Time (BACKTIME)
LCD Backlight Time (BACKTIME) specifies the backlight timer period.
When this bit is set to zero (0), the default backlight timer period of 30
seconds applies. When set to (1), the backlight is always on.
LCD contrast (CNST)
NOTE
ESC bit is presented for handy interface to LCD instruction and keypad, so it
is just updated in U-DISP screen.
Feature Address Data Format Type User Program
Access
BACKON - LCD Backlight
on/off
LCD:0/BACKON binary (bit) control read/write
Feature Address Data Format Type User Program
Access
BACKTIME - LCD
Backlight timer
LCD:0/BACKTIME binary (bit) control read/write
Feature Address Data Format Type User Program
Access
CNST - LCD Contrast LCD:0/CNST word (INT) control read/write
efesotomasyon.com - Allen Bradley,Rockwell,plc,servo,drive

Table of Contents

Other manuals for Allen-Bradley MicroLogix 1400

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Allen-Bradley MicroLogix 1400 and is the answer not in the manual?

Allen-Bradley MicroLogix 1400 Specifications

General IconGeneral
Processor32-bit
Expansion ModulesUp to 7 expansion I/O modules
Power Supply24V DC or 120/240V AC
Programming SoftwareRSLogix 500
Communication PortsEthernet, RS-232/RS-485 combo port
Controller TypeProgrammable Logic Controller (PLC)
SeriesMicroLogix
Digital Outputs12
Analog Inputs6 (embedded)
Analog Outputs2 (embedded)
High-Speed Counter6 high-speed counters
Pulse Output2 (embedded)
Ethernet PortYes

Related product manuals