zen-20c2dt-d-v2 Omron Corporation, zen-20c2dt-d-v2 Datasheet - Page 16

• Manufacturer Part Number: zen-20c2dt-d-v2
• Description: Programmable Relay
• Manufacturer: Omron Corporation

Nomenclature
■ Standard LCD-type, Economy-type, and Communications-type CPU
Note: 1. With Communications-type CPU Units, the Q3 terminal is used as the RS-485 terminal. For details, refer to Output Connections on page
CPU Units with 10 I/O Points
CPU Units with 20 I/O Points
Battery Unit connector
(Remove the seal to
connect the Battery Unit.)
Battery Unit connector
(Remove the seal to
connect the Battery Unit.)
Units (Except for ZEN-@C2@@-@-V2 Models)
Left side
Left side
2. Economy-type CPU Units are not provided with an Expansion Unit connector. Do not remove the cover.
15.
Display
screen
Display
screen
Power supply
terminals
Power supply
20C1AR-A-V2
terminals
ZEN Support Software connector
(also used for Memory Cassette.)
Front
ZEN Support Software connector
(also used for Memory Cassette.)
Output terminals
terminals
Input
Front
Input terminals
Output terminals
(See note 1.)
Q4
Q5
Operation
buttons
Q6
I 6 I 7
Operation
buttons
I 8
Q7
I 9 I a
I b
Expansion Unit connector
cover (See note 2.)
Do not remove this cover until
connecting an Expansion Unit.
Expansion Unit connector
cover (See note 2.)
Do not remove this cover until
connecting an Expansion Unit.
Right side
Right side
Display Screen
Icon Meanings
RUN
ERR
▲
▼
RUN ERR
Icon
Display while in RUN mode.
Indicates an error.
Displayed when there is a
higher-level menu or ladder
program line than the one
currently displayed.
Displayed when there is a
lower-level menu or ladder
program line than the one
currently displayed.
Displayed when a password
had been set.
ZEN V2 Units
Meaning
16