ABUS Technologies A4000 Series Universal Controller User Manual
Page 11
ABUS TECHNOLOGIES INC.
11
A4000
3. Increase/Decrease key to modify the value.
4. A/M key: Auto manipulate convert key, when the program is running, it will pause (MAN lamp
On). Press A/M key, it will continue running (MAN lamp off).
5. Press SET key and A/M key at the same time to turn On/Off the program. The key operation is
not available when its non-program running.
6. Curve setting method: In the ofline state, press ▲/▼ key at the same time, the SV window
displays in and enter the parameter setting area, press SET key to select the parameter SV00
and begin to set the parameter of curve.
7. In the course of setting, SET is a curve parameter selection key.
8. When the setting is finished, press ▲/▼ key at the same time. To quit.
12 Segments of program curve, running parameter are as under:
In the table, the curve is “free” set by the user. SV00 is the beginning of the curve
running. TM00 is the time SV00 to SV01. TM01 is the time from SV01 to SV02...
SVXX: Stands for the value of each turning point. It should belong to the range of measuring
(FL1 to FH1).
TMXX: Stands for the running time of each stage. The range of timing is 0.0-540 minutes or
more.
The program will come to end in case the next turning point is set to 0. For example, there are
only 4 stages. You should set TM04=0, meanwhile SV04 ≠ 0, then the program comes to end.
To set TMXX=0: Shift the flashing digit to the left, press decrease key till it displays 0.
Before grogram starts: Normal operation, is set ehemeter in auto-tune state, running the system
with the controller in a set point to acquire the value of P, I, D.
Output when program starts: Before start, the user can set the output value as he wants.
Manipulate steps: set MV value as to pre-heat, if the user wants always heating before program
starting, he can set MV=100.
Program pauses: During the course of program running, press A/M key can pause running and
MAN lamp is On. At this moment, the user can modify the control output value by manipulate;
the unit will wait for other action such as heating, running stage and Preset stops when program
pauses.
Program continues: When the program pauses, press A/M key can make it continue to run the
program. MAN lamp is Off.
Program ends: When the program reaches the end of the last stage, or reaches the next stage
that is set value 0, the program will come to end. At this moment the unit will display “END”.
Meanwhile output stops, and alarm 2 takes action.
Displaying convert: Press SET key to select the parameters. SV lamp On indicates preset value
of the parameter, SV lamp flashes indicates parameter of running stage. MV lamp On indicates
the control output value.
AL1 and AL2: In non-programmable curve control, AL1 and AL2 are used for the 4 Alarm
modes. In programmable curve control, AL1 is used for normal style of alarm; AL2 is used for
alarming program ends.