72
Once the timer output is energized it will remain unchanged until power down
or an appropriate event input function is applied.
Once the timer output is energized it will remain unchanged until power down
or an appropriate event input function is applied.
Note: The TIMR can't be chosen for both A1FN and A2FN simultaneously,
otherwise an
error code will be displayed.
Note: The TIMR can't be chosen for both A1FN and A2FN simultaneously,
otherwise an
error code will be displayed.
Ramp & Dwell
Ramp & 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 & Dwell
Example 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 OFF
Alarm 2 OFF
Alarm 2 ON
Alarm 2 ON
Figure 4.3 Ramp
Figure 4.3 Ramp
Accompanied with a Dwell Timer
Accompanied with a Dwell Timer
Error Code.
Error Code.
