7.
TEST
RUN
/MELSEC-A
7.2
Tost
Run
Procedures
This section describes the procedures from installation to
test
run
of the A2C.
(1) Installing modules
Install the A2C, remote
I/O
modules and remote terminal
modules to specified positions.
(2)
Wiring betwgen modules and external devices
(a)
Connect the power supply cables (100/200 VAC) of the A2C
CPU and A66P.
Set
the power supply voltage of each
module.
(b) Connect remote
I/O
modules and remote terminal mod-
ules with external devices.
(c)
Connect the
ERR
terminal of the A2C if output
is
provided
directly from
it.
(3) Cable connection between modules
Perform connection between connect cables for MINI-S3 link
connecting the A2C, remote
I/O
modules, and remote terminal
modules
as
well
as
connecting 24 VDC power supply cables to
each individual modules.
(4) Setting the CPU module
(c)
Connect the battery.
(5)
Setting remote
I/O
modules and remote terminal modules
Set
station number of each remote
I/O
module and remote
terminal module. (See 4.7 for station number setting.)
(6) Turning on the power
(a)
Check the input supply voltage for the CPU module and
A66PC (general-purpose power supply).
(b) Check the supplied power for
I/O
modules.
(c)
Set
the RUN
key
switch of the A2C
at
STOP.
(dl Turn on the power for the A2C and A66PC (general-
(e)
Make sure that the "POWER" LED
of
the A2C and A66PC
purpose power supply).
lights.
(f) Make sure that the "SD" LED and "RD" LED of the A2C light
or flicker.
Y
7-2
IE
1NAI
66238A
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