12. Specifications for Button Input Bits (Only for Standard LCD-type, Economy-type, and
Communications-type CPU Units)
The operation buttons are used to perform operations for input bits. They are useful when checking program operations or forcefully resetting
holding timers or counters.
ALT
Button input 7 (B7)
DEL
Button input 6 (B6)
Button input 5 (B5)
Button input 4 (B4)
Button input 3 (B3)
Button input 2 (B2)
OK
Button input 1 (B1)
ESC
Button input 0 (B0)
■ Password Function (Only for Standard LCD-type, Economy-type, and
Communications-type CPU Units)
The ZEN has a password function to prevent incorrect manipulation of ladder programs or settings data by other operators. When the password
(0000 to 9999) is set, the following operations will not be possible unless the password is input correctly.
• Editing ladder program
• Program all clear
• Monitoring ladder programs
• Changing/clearing password
• Changing backlight OFF time
• Setting input filter
• Setting RS-485 communications
24
Programmable Relay ZEN V2 Units
OMRON [ OMRON ELECTRONICS LLC ]
