Table of Contents
TON Box Function
On Delay Timer
Category: Timer Box Functions
Behavior
Accumulates time while the input is ON and turns the done state ON at the set value. When the input turns OFF, the current and done states reset to zero.
Syntax and Arguments
Syntax: TON T0 100
- Arg 1 = target: timer memory T<n> (16-bit) / DT<n> (32-bit), stores the elapsed value
- Arg 2 = time: 10ms ticks. Accepts 100 (=100 ticks=1s) or a time literal like 1m10s
Behavior Example
| Run condition | Before | Command entered | Expected result |
|---|---|---|---|
| Left condition ON | T0=0 | TON T0 100 | 1 s later → T0=100, T0 done contact=ON |
Cautions
- A numeric time is a tick count. The TON family uses 10 ms per tick, and the TAON family uses 100 ms per tick.
Box Functions in the Same Category
- TOFF View details — Off Delay Timer
- TPL View details — Pulse Timer
- TMON View details — Monostable / One-shot Timer
- TMR View details — Retentive Timer
- TAON View details — On Delay Timer · 100ms
- TAOFF View details — Off Delay Timer · 100ms
- TAPL View details — Pulse Timer · 100ms
- TAMON View details — Monostable Timer · 100ms
- TAMR View details — Retentive Timer · 100ms