PLC glossary
On-delay
A wait before switching on. The timing request must remain true for the whole wait; removing it starts the wait over.
- Also called
- on delay, start delay
- On site
- A wash pump ignores a brief button tap but starts after a held request.
- Siemens
- TON with IN/PT and Q/ET; SCL uses a TON_TIME instance here.
- Rockwell
- TON in Ladder; TONR with TimerEnable/PRE and DN/ACC in ST.