Siemens SIMATIC S7-1200 Reference Manual page 13

Basic instructions
Times
IEC timers
✔ ✔ ✔ ✔
Generate pulse
✔ ✔ ✔ ✔
Generate on-delay
✔ ✔ ✔ ✔
Generate off-delay
✔ ✔
Time accumulator
✔ ✔
Time accumulator (start timer)
✔ ✔
Reset timer
✔ ✔
Load time duration
✔ ✔
Generate pulse
✔ ✔
Start on-delay timer
✔ ✔
Start off-delay timer
SIMATIC timers legacy
Assign pulse timer parameters and start
✔ ✔ ✔
Assign extended pulse timer parameters and
✔ ✔ ✔
start
Assign on-delay timer parameters and start
✔ ✔ ✔
Assign retentive on-delay timer parameters and
✔ ✔ ✔
start
Assign off-delay timer parameters and start
✔ ✔ ✔
A5E33284667-AA
Extended instructions
Description
Technology
LAD/FBD
IEC timers are multi-instance capable.
TP
TON
TOF
-(TONR)- -[TONR]-
-(RT)- -[RT]-
-(PT)- -[PT]-
-(TP)- -[TP]-
-(TON)- -[TON]-
-(TOF)- -[TOF]-
S_PULSE
S_PEXT
S_ODT
S_ODTS
S_OFFDT
Communication
STL
SCL
(not S7-1200)
TP
TON
TOF
TONR
nn nn
RESET_TIMER
PRESET_TIMER
nn TP
SD S_ODT
SF S_OFFDT
nn S_PULSE
nn S_PEXT
nn S_ODT
nn S_ODTS
nn S_OFFDT
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