Eurotherm 3116 PID User's Guide Page 72

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3100/3200 Series
70 Part No HA028651 Issue 3.0 Mar-06
13.2.4 To Configure the Programmer
The programmer can be configured in Level 2 as explained in section 4. The Event outputs, however, can only be configured in
Level 3 or Configuration level as follows:-
Select Access Level 3 or Configuration level as described in section 6.1.3.
Operation Action Display View Notes
Select the TIMER
page
Press
as many times as
necessary to ’TIMER’
tim e r
Configure the
Timer as a
Programmer
Press
to select ‘TM.CFG’
Press
or
to ‘ProG
prog
tm . c fg
Set the
Resolution
Press
to select ‘TM.RES’
Press
or
to ‘Hour or ‘min’’
Hour
Tm . re s
In this example the ramp rate and dwell period
are set in hours
Set the
Threshold
Press
to select ‘THRES’
Press
or
to adjust
5
th re s
In this example the dwell periods will not start
until the PV is within 5 units of the setpoint
Set the action
when the
programmer
times out
Press
to select ‘END.T’
Press
or
to ‘Off’ or ‘SP2
or ‘Dwel
dwel
end. t
In this example the controller will continue to
control indefinitely at the last setpoint.
OFF will turn the output power off and SP2 will
control at setpoint 2
Set the Servo
Mode
Press
(twice) to select ‘SERVO’
Press
or
to ‘PV’ or ‘SP
pV
se rvo
In this example the program will start from the
current value of the process variable
Set the first
Target Setpoint
Press
to select ‘TSP.1
Press
or
to adjust
100
Tsp.1
In this example the setpoint will ramp from the
current value of the PV to the first target - 100
Set the first
Ramp Rate
Press
to select ‘RMP.1’
Press
or
to adjust
8.0
Rm p. 1
In this example the setpoint will ramp to 100 at
8.0 units per hour
Set the first
Dwell
Press
to select ‘DWEL.1’
Press
or
to adjust
2:11
Dwe l.1
In this example the setpoint will dwell at 100 for
2 hours 11 minutes
Repeat the above three steps for all segments
Set the segment
in which the
relay operates
Press
to select ‘EVENT’
Press
or
to adjust
4
event
Set as described in section 13.2.3.
In this example the event output will be active
during Ramp 2.
Set the number
of times the
whole program
repeats
Press
to select ‘P.CYCL’
Press
or
to adjust
1
p. cyc l
1 = Program runs once
To
100 = Program repeats 100 times
Configure
Output 4 (AA
Relay) as the
Event output
Press
to select ‘AA’ List
Press
to select ‘4.SRC.A’
Press
or
to select ‘PrG.E
Pr.ge
4. s rc. a
This can only be done in Configuration level.
You can also select 4.SRC.B, 4.SRC.C, or 4.SRC.D
or assign these to other functions, for example
t.run’ or ‘t.End’ so that the relay also operates
when the timer is running or when it ends.
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