Siemens SIMATIC ET 200iSP Operating Instructions Manual page 334

Other modules
14.2 Watchdog module
Parameter
Parameter
Mode
Response to CPU/
Master STOP
Parameter description: Mode
Disabled: A value that you write to the output byte is not transferred to the input byte.
write/ read: A value that you write to the output byte is transferred to the input byte.
write/ read neg.: A value that you write to the output byte is inverted and transferred to the
input byte.
toggle 0.1 Hz; toggle 0.5 Hz; toggle 1 HZ; toggle 2 Hz: Bit 0 (see address space of inputs and
outputs) in the input byte of PII toggles (flashes) at the specified frequency.
Parameter description: Response to CPU/Master STOP
Keep last value: The last value in the output byte of the PIQ is retained.
Set to 00
Set to FF
334
Range of values
● Disabled
● write/ read
● write/ read neg.
● Toggle 0.1 Hz
● Toggle 0.5 Hz
● Toggle 1 Hz
● Toggle 2 Hz
● Keep last value
● Set to 00
H
● Set to FF
H
: The value in the output byte of the PIQ is set to 00
H
: The value in the output byte of the PIQ is set to FF
H
Default
write/ read
Keep last value
Operating Instructions, 11/2017, A5E00247483-07
Applicability
Module
Module
.
H
.
H
ET 200iSP