YOKOGAWA SMARTDAC+ GM, Technical Information

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TI04L55B01-01EN
3.2.11 Timer and Internal Switch Functions

Timers
Timers are used in event action and computation (/MT option). There are two types of timers:
absolute and relative. You can set up to twelve timers for each type.
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Absolute Timer
The timer expires at the times determined by the reference time and the interval. The reference
time is set on the hour (00 to 23).
Absolute timer
Timeout
Time
Set the timer
Ref. time
A: Interval
A A A A
Example: Reference time: 00:00
Interval: 10 minutes
The timer expires at 0 hour, 0 hour 10 min, 0 hour 20 min, . . . 23 hour 40 min, and 23
hour 50 min.
For example, if the timer is set at 9 hour 36 min, the timer expires at 09 hour 40 min,
09 hour 50 min, 10 hour, and so on.
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Relative Timer
The timer is started when the timer is set, and the timer expires every specified interval. In this
mode, the timer stops when a power failure occurs.
Time
Relative timer
Set the timer
Reset the timer
B: Interval
B B
Example: Interval: 15
The timer expires every 15 minutes.

Internal Switches
The GM has 100 internal switches (S001 to S100).
You can use them as output destinations for calculation expressions and alarms.
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Functions