Siemens 6ED1050-1AA00-0BE8 Manual De Usuario

 

LOGO! installation and wiring 

 

2.4 Putting into operation 

LOGO! 
Manual, 04/2011, A5E03556174-01 

67

 

2.4.3 

Operating states 

LOGO! Base Module operating states 

LOGO! Base Modules (LOGO! Basic or LOGO! Pure) have two operating states: STOP and 

RUN. 

 

STOP 

RUN 

• 

The display shows: 'No Program' (not 
LOGO!...o) 

• 

Switching LOGO! to programming mode 
(not LOGO!...o) 

• 

LED is red 
(only LOGO!...o) 

• 

Display: Screen mask for monitoring I/O and 
messages (after START in the main menu)  
(not LOGO!...o or LOGO!...E) 

• 

Display: Screen mask for monitoring I/O and 
messages (after START in the main menu) or for 
the parameter assignment menu 

 (only LOGO!...E) 
• 

Switching LOGO! to parameter assignment mode
(not LOGO!...o or LOGO!...E) 

• 

LED is green 
(only LOGO!...o) 

Action of LOGO!: 
• 

The input data is not read. 

• 

The circuit program is not executed. 

• 

The relay contacts are permanently open 
or the solid-state outputs are switched off. 

Action of LOGO!: 
• 

LOGO! reads the status of the inputs. 

• 

LOGO! uses the circuit program to calculate the 
status of the outputs. 

• 

LOGO! switches the relay/solid-state outputs on 
or off. 

 

 

 

Note 
After switching the power on, the system briefly switches through the outputs on the LOGO 

24/24o or LOGO! 24C/24Co. With an open circuit, a voltage of > 8 V can occur for up to 

approximately 100 ms; when loaded, this time reduces to a matter of microseconds. 

 

LOGO! expansion modules, operating states   

LOGO! expansion modules have three operating states: The LED (RUN/STOP) is lit green, 

red or orange. 

 

LED (RUN/STOP) is lit 

Green (RUN) 

Red (STOP) 

Orange/Yellow 

The expansion module 

communicates with the device 

to the left. 

The expansion module does not 

communicate with the device to 

its left. 

Initialization phase of the 

expansion module