7. TEST RUN
MELSEC·A
7 TEST RUN
7.1
This section describes check points before test run
and
test run procedures.
Check
Points
before
Test
Run
Table 7.1 shows
the
check points to be confirmed before
conducting
a test
run.
Table
7.1
Check
Points
before
Test
Run
I
Module
Check
Point
(1) RAM/ROM
selting
should
be correct.
(2) The EP-ROM should be installed securely to
lhe
ROM socket. (when
the
EP-ROM Is used)
(3) The memory
protect
switch
should
be set at OFF.
(4) The battery (A6SAT)
lead
connector
should
be connected securely
with
the
battery
connector
on
the
PC board.
CPU
module
(5) Battery
voltage
should
be
within
specified
range. (Nominal: 3.6 V)
(6) Voltage
setting
of
the
power
supply
module
should
conform
to
supplied
voltage.
(7)
Wiring
of
the
FG and LG terminals
should
be correct.
(8)
Terminal
screws
should
be
tight.
(9)
Connecting
cables
should
use
wires
of
correct
size.
(1) Voltage
setting
of the power
supply
module
should conform to
supplied
voltage.
Power
supply
(2)
Wiring
of
the
FG and LG terminals
should
be correct.
module
(A66PC)
(3) Terminal screws
should
be
tight.
(4)
Connecting
cables
should
use wires of correct size.
(1) Cables connected to
the
terminals on
the
terminal
block
should
correspond with
signal
names.
(2) Terminal screws
should
be
tight.
A2C I/O
module
(3)
Connecting
cables
should
use wires of correct size.
(4) The external power
supply
should
be connected correctly. (24 VDC and olhers)
(5) Station numbers
should
be set correctly. (Set range: 1 to 61)
(1) Switches
should
be set correctly.
Special
function
(2) Cables connected to
the
terminals on
the
terminal
block
should
correspond
with
signal
names.
module
(3) Terminal screws should be
tight.
(4)
Connecting
cables
should
use wires of correct size.
7-1
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