Device No. Name Description
SRF
Constant scan error
flag
Turns on if scan time exceeds the setting during constant scan. It also
turns on if '0' is set in FP7 configuration.
WS1
Device No. Name Description
SR10 Normally ON relay Is normally on.
SR11 Normally-off relay Is normally off.
SR12 Scan relay Turns on or off in each scan.
SR13 Initial pulse relay (ON)
Goes on for only the first scan after operation (RUN) has been started,
and goes off for the second and subsequent scans.
SR14 Initial pulse relay (OFF)
Goes off for only the first scan after operation (RUN) has been started,
and goes on for the second and subsequent scans.
SR15
Step ladder
Initial pulse relay (ON)
Turns on in the first scan only, following startup of any single process,
during stepladder control.
SR16 PB initial relay (ON)
Turns on at the start of execution of a program block. Turns off in the
next scan.
SR17 PB initial relay (OFF)
Turns off at the start of execution of a program block. Turns on in the
next scan.
SR18
0.01-second clock pulse
relay
Clock pulse with a 0.01-second
cycle
SR19
0.02-second clock pulse
relay
Clock pulse with a 0.02-second
cycle
SR1A
0.1-second clock pulse
relay
Clock pulse with a 0.1-second
cycle
SR1B
0.2-second clock pulse
relay
Clock pulse with a 0.2-second
cycle
SR1C
1-second clock pulse
relay
Clock pulse with a 1-second cycle
SR1D
2-second clock pulse
relay
Clock pulse with a 2-second cycle
SR1E
1-minute clock pulse
relay
Clock pulse with a 1-minute cycle
SR1F Not used
WS2
Device No. Name Description
SR20 CPU operation modes ON: RUN mode
20.1 List of System Relays
WUME-FP7CPUPGR-12 20-3