IDEC High Performance Series - Manual (Page 793)

WindO/I-NV2 User’s Manual 12-57
7 Timer
12
Commands
7.1 How the Timer is Used
Starts a countdown when the trigger condition is satisfied, and writes 1 to an internal device (HG Timer Relay LTC)
once the set time has elapsed.
7 Timer
HG3G HG2G-5F HG2G-5S HG2G-S HG4G HG1F HG2F HG2S HG3F HG4F
MICRO/I
LTD0
0
1
LTC0: 0
LTC0: 1
1999 1998 999 1 0
LTD0
Start countdown Set Ɵme
has elapsed
Condition
Satisfied Satisfied Satisfied
Start
countdown
0 0 1 0
Writes 1
to LTC0
Writes the
preset value
to LTD0 and 0
to LTC0
State of condition
Action
HG timer relay
LTC0 value
HG timer current
LTD0 value
1999 1999 1998 999 1 1999 0
Condition Condition Condition Condition
Not satisfied Not satisfied Not satisfied Satisfied Satisfied Satisfied Satisfied Satisfied Satisfied Not satisfied Not satisfied Not satisfied
• The HG Timer Relay LTC is an internal device (bit device) that changes to 1 once the time set for the
timer has elapsed.
• The HG Timer Current LTD is an internal device (word device) that stores current values for the timer.
• Once switched to the screen that the timer has been placed in, the following values will be given
regardless of the whether the trigger condition is satisfied or not satisfied.
- HG Timer Relay LTC: 0
- HG Timer Current LTD: Preset Value