IAI TTA Series, Instruction Manual

Page: 141 / 378

Chapter 4 Operation
4.3 Program Operation
131
4.3.2 Starting a Program by Specifying its Program Number
The maximum number of programs is 255. However, the programs that can start with Program Switch
of front panel are from No. 1 to No. 99. Conduct the startup of No. 100 to No. 255 on the automatic
start program startup or by the program startup command “EXPG”.
It is set in the initial parameter at delivery that a program is to start with the program changeover
switch on the front panel.
Change the setting as below when it is required to indicate a program number that you would like to
start up with an external device and have an operation with an input of a startup signal.
1) Connect the PC software and perform the setting, referring to the set values in the following
table.
Parameter type and
No.
Set Value Description Setting
0
Input port 016 is designated as a general-purpose
input.
1
(factory
default)
After the program number to be started up, is set in
the input port 023 (LSB) to 030 (MSB) with BCD,
turning ON the input port 016 starts up the program.
Turning ON the input port 016 for 0.1 sec or more.
I/O parameter
No. 30
2
After the program number to be started up, is set in
the input port 023 (LSB) to 030 (MSB) with BCD,
turning ON the input port 016 starts up the program.
Turning ON the input port 016 for 0.1 sec or more.
Either of
those from
0 to 2
0
Input ports 023 to 030 are set as general-purpose
inputs.
No. 30
= 1 or 2
I/O
parameters
No. 37 to 44
1
(No.440 is 2)
Input ports 023 to 016 are set as start program
number specification ports.
1
(No.440 is 2)
I/O parameter
No. 283
16
Input Function Select 000 Physical Input Port
Number
-1 to 299
I/O parameter
No. 290 to 297
23 to 30
Input Function Select 007 to 014 Physical Input Port
Number
-1 to 299
2) Input the program number after 0.01sec has passed since the startup (after RDY signal turns
ON if in normal startup).
3) Set in the input ports set by I/O parameter No. 30, the program number of the program you want
to start.
4) Set the program No. and 0.05 sec. or more later, turn ON the input port 000 “Program Start”.
5) Turn ON input port 016 (program start) and keep it ON for 0.1 sec.
6) The specified program starts.