7. TEST RUN
-------------------
MELSEC-A
7.2
Test
Run
Procedures
This section
describes
the
procedures from installation to
test
run of
the
I
A2C.
(1) Installing modules
Install
the
A2C, remote I/O modules and remote terminal modules to
specified positions.
(2) Wiring between 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
modules
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 connect-
ing
the
A2C, remote I/O modules,
and
remote terminal
modules
as well
as connecting 24 VOC
power
supply
cables to each individual modules.
(4) Setting
the
CPU module
(a) Memory
protect
switch : OFF
(b) Memory select switch : RAM side
(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.
(d) Turn on
the
power
for
the
A2C and A66PC (general-purpose
power
supply).
(e) Make sure that
the
"POWER" LED of
the
A2C
and
A66PC lights.
(I) Make
sure
that
the
"SO" LED and "RO" LED of
the
A2C
light
or
flicker.
7-3
•
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