Omron ZEN User Manual

8
Features and Models Section 1-2
1-2 Features and Models
1-2-1 Features and System Configuration
The ZEN is small but has a wide range of functions and is easy to
use. The ZEN facilitates small-scale automatic control.
Standard LCD-type, Economy-type, and Communications-type
CPU Units
• Simple button-operated programming.
• Highly visible, backlit LCD.
• Adjustable automatic cutout time for the backlight.
• Six-language display.
• Display function for user-specified messages (4 lines x 12
characters), time, or timer, counter, or analog-converted value
displays.
• Button switches allowing operation buttons to be used as input
contacts.
• Built-in weekly and calendar timers to allow simple seasonal,
daily, or time-based operation.
• Remote monitoring via RS-485 communications
(Communications-type CPU Units).
Common Features
• Both 100 to 240-VAC and 12 to 24-VDC power supply models
available.
• Built-in analog comparator for temperature control and other
analog applications (provided on CPU Units with DC power
supply inputs, two analog inputs 0 to 10 V).
• Input filter settings to prevent noise-related malfunctions for both
CPU Units and Expansion I/O Units.
• Program and settings data backed up on built-in EEPROM.
• Programming using ladder diagrams.
• Password function to protect programs.
• Connect up to 3 Expansion I/O Units for a maximum of 24 inputs
and 20 outputs.
Z211-E1-03.book Page 8 Friday, November 21, 2008 10:38 AM

Omron ZEN Specifications

General

Display	LCD
Mounting Type	DIN Rail
Operating Temperature	-10 to 55°C
Power Supply Voltage	100-240V AC
Output Type	Relay, Transistor
Number of Outputs	4-8
Programming Language	Ladder Logic