-86-
No.EX
※※
-OMZ0016
Item
Resister
area
Bit
No.
Content of diagnostics
Diagnosed area and
processing upon error
How to
reset
Reset conditions
Remarks
(LED indications,
etc.)
Item
Details
Effective
diagnostic
coverage
I/O
processing
upon
diagnosis
System
diagnosis
1
RWr1
6
Short-circuit
detection
of output load
A short-circuit of the
valve or the output
equipment has been
detected.
Unit
Continue
Manual/
automatic
reset
(1) Replace the valve or
the output equipment,
and check the
operation.
(2) Replace the valve or
the output equipment,
and check the
operation.
W-MS: Flashes
red
*1
Remote
MS: Flashes red
7
Short-circuit
detection of
power supply
for control /
input
A short-circuit of the
input equipment
power supply has
been detected.
Unit
Continue
Automatic
reset
Check the part which
has been causing the
error and review the
wiring or check if the
input equipment is
normal.
System
diagnosis
2
8
Detection of a
reduction
in the US2 (for
output)
power voltage
A voltage drop of the
US2 (for output)
power supply voltage
has been detected.
Unit
Continue
Automatic
reset
Supply 24 VDC +/-10%
for the US2 (for output)
power supply voltage.
Base
W-MS: Flashes red
Remote (EXW1)
PWR: Flashes red
Remote (EX600-
W)
PWR(V): Flashes
red
9
Detection of a
reduction in the
US1 (for
control / input)
power voltage
A voltage drop of the
US1 (for control /
input) power supply
voltage has been
detected.
Unit
Continue
Automatic
reset
Supply 24 VDC +/-10%
for the US1 (for control /
input) power supply
voltage.
Base
MS: Flashes red
or
W-MS: Flashes red
Remote
MS: Flashes red
10 Reserved
-
-
-
-
-
-
11
Connection
failure
between units
(during
operation)
An error has
occurred in the
communication
between the wireless
unit and EX600 I/O
units.
Unit
Stop (HOLD)
Turn the
power on
again.
Confirm that there is no
loose connection
between the EX600 I/O
units, and connect them
correctly.
Base
W-MS: Flashes red
Remote (EX600-
W)
MS: Flashes red
