Diagnostics; Diagnostics Using The Led Display - Siemens SIMATIC ET 200S Operating Instructions Manual

2.11

Diagnostics

2.11.1

Diagnostics using the LED display

LED display on the 1Count24V
①
②
③
Status and error displays by means of LEDs on the 1Count24V
The table below shows the status and error displays on the 1Count24V.
SF
On
Technological Functions
Operating Instructions, 06/2010, A5E00124867-07
1
2
3
Group error (red)
Status display for counting direction (green)
Status display for digital input/digital output (green)
Event (LEDs)
UP DN 4 8
On
On
On
On
Cause
No configuration or incorrect
module plugged in. There is a
diagnostic message.
Status of the low-order bits of
the counter, if the counter
counts up.
Status of the inverse low-order
bits of the counter, if the
counter counts down.
DO (direct control, comparator
output) activated.
DI (HW gate, synchronization,
latch) activated.
1Count24V
2.11 Diagnostics
Remedy
Check the parameter assignment.
Evaluate the diagnostics data.
111