25:
E
XPANSION
RS232C/RS485
C
OMMUNICATION
FC5A
M
ICRO
S
MART
U
SER
’
S
M
ANUAL
FC9Y
‐
B1273
25
‐
13
Troubleshooting
This
section
describes
the
procedures
to
determine
the
cause
of
trouble
and
actions
to
be
taken
when
any
trouble
occurs
while
operating
the
expansion
RS232C/RS485
communication
module.
When
a
problem
occurred,
check
the
points
and
take
the
actions
described
below.
If
the
problem
cannot
be
solved,
call
IDEC
for
assistance.
The
PWR
(power)
LED
does
not
go
on.
The
expansion
RS232C/RS485
communication
module
cannot
communicate
with
WindLDR.
The
expansion
RS232C/RS485
communication
module
cannot
communicate
with
an
operator
interface.
Communication
response
is
slow.
Check
Action
Page
Is
power
supplied
to
the
CPU
module?
Supply
power
to
the
CPU
module.
Basic
Vol.
Is
the
power
voltage
correct?
Supply
the
rated
power
voltage.
All
‐
in
‐
one
type:
100
‐
240V
AC
or
24V
DC
Slim
type:
24V
DC
Basic
Vol.
Check
Action
Page
Is
the
communication
cable
connected
correctly?
Connect
the
communication
cable
correctly.
Basic
Vol.
Is
the
PWR
LED
on
the
CPU
module
on?
See
“The
PWR
(power)
LED
does
not
go
on.”
Is
the
PWR
LED
on
the
FC5A
‐
SIF4
module
flashing?
Supply
the
rated
voltage
to
the
CPU
module.
Basic
Vol.
Are
the
communication
settings
for
WindLDR
and
expan
‐
sion
communication
port
the
same?
Set
the
same
communication
parameters
for
WindLDR
and
expansion
communication
port.
Is
the
CPU
module
system
program
version
applicable
to
the
expansion
RS232C/RS485
communication
module?
Upgrade
the
CPU
module
system
program
version
to
110
or
higher
to
use
the
FC5A
‐
SIF2
or
to
220
or
higher
to
use
the
FC5A
‐
SIF4.
To
download
or
upload
a
user
program,
upgrade
the
system
program
version
to
220
or
higher.
Basic
Vol.
Check
Action
Page
Is
the
communication
cable
connected
correctly?
Connect
the
communication
cable
correctly.
Basic
Vol.
Is
the
PWR
LED
on
the
CPU
module
on?
See
“The
PWR
(power)
LED
does
not
go
on.”
Is
the
PWR
LED
on
the
FC5A
‐
SIF4
module
flashing?
Supply
the
rated
voltage
to
the
CPU
module.
Basic
Vol.
Are
the
communication
settings
for
the
operator
interface
and
expansion
communication
port
the
same?
Set
the
same
communication
parameters
for
the
operator
interface
and
expansion
communication
port.
Is
the
CPU
module
system
program
version
applicable
to
the
expansion
RS232C/RS485
communication
module?
Upgrade
the
CPU
module
system
program
version
to
110
or
higher
to
use
the
FC5A
‐
SIF2
or
to
220
or
higher
to
use
the
FC5A
‐
SIF4.
Basic
Vol.
Check
Action
Page
Is
the
communication
baud
rate
set
to
a
proper
value?
Set
the
communication
baud
rate
to
a
required
value.
Is
the
COMRF
instruction
used
in
the
user
program?
Use
the
COMRF
instruction
in
the
user
program.
Summary of Contents for MICROSmart FC5A Series
Page 1: ...FC5A SERIES FC9Y B1273 1 User s Manual Advanced Volume ...
Page 2: ......
Page 8: ...Preface 6 FC5A MicroSmart User s Manual FC9Y B1273 ...
Page 14: ...TABLE OF CONTENTS vi FC5A MICROSMART USER S MANUAL FC9Y B1273 ...
Page 52: ...4 DATA COMPARISON INSTRUCTIONS 4 10 FC5A MICROSMART USER S MANUAL FC9Y B1273 ...
Page 72: ...5 Binary Arithmetic Instructions 5 20 FC5A MicroSmart User s Manual FC9Y B1273 ...
Page 88: ...7 SHIFT ROTATE INSTRUCTIONS 7 12 FC5A MicroSmart User s Manual FC9Y B1273 ...
Page 112: ...8 DATA CONVERSION INSTRUCTIONS 8 24 FC5A MicroSmart User s Manual FC9Y B1273 ...
Page 138: ...11 PROGRAM BRANCHING INSTRUCTIONS 11 14 FC5A MICROSMART USER S MANUAL FC9Y B1273 ...
Page 178: ...13 PULSE INSTRUCTIONS 13 32 FC5A MICROSMART USER S MANUAL FC9Y B1273 ...
Page 202: ...14 PID INSTRUCTION 14 24 FC5A MICROSMART USER S MANUAL FC9Y B1273 ...
Page 206: ...15 DUAL TEACHING TIMER INSTRUCTIONS 15 4 FC5A MICROSMART USER S MANUAL FC9Y B1273 ...
Page 214: ...16 INTELLIGENT MODULE ACCESS INSTRUCTIONS 16 8 FC5A MICROSMART USER S MANUAL FC9Y B1273 ...
Page 248: ...21 COMPUTER LINK COMMUNICATION 21 4 FC5A MICROSMART USER S MANUAL FC9Y B1273 ...
Page 272: ...23 MODBUS TCP COMMUNICATION 23 10 FC5A MICROSMART USER S MANUAL FC9Y B1273 ...
Page 332: ...25 EXPANSION RS232C RS485 COMMUNICATION 25 16 FC5A MICROSMART USER S MANUAL FC9Y B1273 ...
Page 341: ...NOTE FC5A MICROSMART USER S MANUAL FC9Y B1273 1 ...
Page 342: ...NOTE 2 FC5A MICROSMART USER S MANUAL FC9Y B1273 ...