Rockwell Automation 700-HX Multifunction Digital Timer - Manual (Page 24)

Publication 700-UM002B-EN-D - June 2010
Functions 3-13
Output mode B: Repeat Cycle 1 (Timer resets when power comes ON.)
Output Mode B-1: Repeat Cycle 2 (Timer does not reset when power comes ON)
Power
Start signal
Gate
Reset
Control output
Set value
Timing
diagram
UP
DOWN
0
0
Set value
One-shot
Output
Timing starts when the start signal goes ON.
The control output is turned ON when time is up.
While the start signal is ON, the timer starts when the
power comes ON or when the reset input goes OFF.
* Normal output operation will not be possible if the
set time is too short.
Set the value to at least 100 ms (contact output
type).
** Start signal input is disabled during timing.
Basic Operation
Power
**
Start signal
input
Output
Timing Timing Timing Timing
Power
Start signal
Gate
Reset
Control output
Set value
Timing
diagram
UP
DOWN
0
0
Set value
Sustained
Output Timing starts when the start signal goes ON.
The status of the control output is reversed when time
is up (OFF at start).
While the start signal is ON, the timer starts when the
power comes ON or when the reset input goes OFF.
* Normal output operation will not be possible if the
set time is too short.
Set the value to at least 100 ms (contact output
type).
** Start signal input is disabled during timing.
Sustained
Basic Operation
Power
**
Start signal
input
Output
Timing Timing
Power
Start signal
Gate
Reset
Control output
Set value
Set value
Timing
diagram
UP
DOWN
0
0
One-shot
Output
t t t t t
Timing starts when the start signal goes ON.
The control output comes ON when time is up..
While the start signal is ON, the timer starts when
power comes ON or when the reset input goes OFF.
Sustained
Basic Operation
Power
**
Start signal
input
Output
Timing Timing
* Normal output operation will not be possible if the
set time is too short.
Set the value to at least 100 ms (contact output
type).
** Start signal input is disabled during timing.