Siemens SIMATIC ET 200S - LED Display on the 1 COUNT 5 V;500 Khz

Commissioning and Diagnostics
6-16
ET 200S Distributed I/O System
EWA-4NEB 780602402-12
1COUNT 5V/500kHz
SF
SYN
9
13
LEDs
DN SYN 9
Meaning Remedy
on
No parameter assignment.
There is a diagnostic
message.
Check the parameter
assignment. Evaluate the
diagnostic information.
on
Status of the counter’s low
bit if the counter is
counting up
on
Status of the counter’s
inverted low bit if the
counter is counting down
SF
on
UP
on
DO 1 is activated
DI is activated
Status indicator for
digital output (green)
Status indicator for
synchronization
(green)
Group
error (red)
UP DN
16
Status indicator for
digital input (green)
Status indicator
counting dir. (green)
13 16
on
on
Synchronization is
executed (only in count
modes; image of
STS_SYN feedback bit)
DO 2 is activated
Figure 6-11 LED display on the 1COUNT 5 V/500 kHz