User manual

LT Series User Manual 2–19
Chapter 2 – Specifications
1 Operation Mode refers to a display and Touch Key feature.
2 Controller Operation Mode refers to the feature that executes a logic program.
D: Power Input Terminal Block
Connects Power Cord or Frame Ground
(FG).
E: Run/Stop Switch (When running,
LED is ON)
Run: Executes logic program
Stop: Stops logic program
F: Alarm Output Circuit
When a major error or a Watchdog Timer
error occurs, it turns OFF (releases) the
contact.
Section 2.2.5 – “External
Interface – Alarm Output”
G: Input/Output LED
(Type A1/Type A2/Type B+)
Displays the status of DIN/DOUT.
A: Display Panel
The LT monitor screen displays user-cre-
ated screens and corresponding external
device data.
B: Touch Panel
Enables the user to perform screen
change operations or input data.
C: Status LED
Indicates the LT unit’s current condition.
2.4 Part Names and Functions
A, B
C
G F
Color Indicator
Operation Mode
*1
Controller Operation
Mode
*2
ON OFFLINE
ON In operation RUN
Flashing In operation STOP
Green
and Red
Both ON In operation Backlight Burnout
Red
ON In operation Major Alarm (Stop)
Green
(Type A1/ Type A2)
(Type B/ Type C)
D
D
F
E
E