72
UM25001C
Once the timer output was energized it will remain unchanged until power
down or an event input programmed for resetting alarm is applied.
Once the timer output was energized it will remain unchanged until power
down
or an event input programmed for resetting alarm is applied.
Note: The TIMR can't be chosen for both A1FN and A2FN simultaneously,
otherwise an error code will produce.
Note: The TIMR can't be chosen for both A1FN and A2FN simultaneously,
otherwise
an error code will produce.
Ramp & DwellRamp & Dwell
A ramp may be accompanied with a dwell timer to control the process. Here is
an example.
A ramp may be accompanied with a dwell timer to control the process. Here is
an
example.
Example with Ramp & DwellExample with Ramp & Dwell
Select HRR for SPMD, IN1U selects PU, DP1 select 2-DP, Set RAMP=60.00
A2FN selects TIMR, Set TIME=20.0 As power is applied the process value
starts from 0.00 and set SP1=30.00, SP2=40.00. The timer output is used to
control event input
Select HRR for SPMD, IN1U selects PU, DP1 select 2-DP, Set RAMP=60.00
A2FN
selects TIMR, Set TIME=20.0 As power is applied the process value
starts
from 0.00 and set SP1=30.00, SP2=40.00. The timer output is used to
control
event input
30
50 60
Time (minutes)
Time (minutes)
PV
0
40.00
30.00
PV
Alarm 2 OFFAlarm 2 OFF
Alarm 2 ONAlarm 2 ON
Figure 4.3 RampFigure 4.3 Ramp
Accompanied with a Dwell TimerAccompanied with a Dwell Timer
Error Code.Error Code.
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