Omron ZW-C1*T User Manual page 214

Error type Phenomenon
Output error The judgment result
cannot be output to an
external device.
The analog output is not
correct.
Communication RS-232C communication
error cannot be established.
Ethernet communication
cannot be established.
Other Key input is not allowed.
212
Troubleshooting
Cause
Cables are not connected correctly. Check the output circuit and the
The signal line is disconnected.
The signal logic is not correct.
The RESET input line is short-
circuited.
The non-measurement setting is
set to "CLAMP", and measurement
cannot be performed.
Cables are not connected correctly. Check the output circuit and the
The signal line is disconnected.
The voltage and current values are
off the meter.
An oscilloscope or a high-speed A/
D board is being used.
Cable wirings are wrong.
Cables are not connected correctly.
Communication settings are wrong. Set the same communication setting
The Ethernet cable is not
connected correctly.
The IP address and subnet mask
are not set correctly.
The Sensor Controller and an
external device are not connected
at a 1:1 ratio.
The Ethernet cable is disconnected
or about to be disconnected.
The industrial switching hub is
faulty (when the switching hub is
used).
The security setting is not
appropriate.
The key lock setting is turned ON.
Countermeasure
wiring for proper connection.
Check the logic of the signal.
Check the input circuit and the wiring
for proper connection.
Set the non-measurement setting
correctly. By selecting the non-
measurement setting to "KEEP", the
judgment result before measurement
is disabled can be output.
wiring for proper connection.
Set the correct monitor focus based
on the measured value.
Use of these devices may reduce the
resolution. Change the monitor focus
to minimize the affect.
Check the wiring to ensure proper
connection.
for both the Sensor Controller and
the external devices.
Use a cross cable when connecting
the Sensor Controller directly with
the personal computer.
Set the IP address and subnet mask
correctly.
* To enable the settings, restart the
Sensor Controller.
Connect the Sensor Controller and
an external device at a 1:1 ratio.
Check if the Ethernet cable is
disconnected.
Check if the industrial switching hub
is faulty.
Check if the communication is
blocked due to the firewall setting on
the external device.
Turn OFF the key lock setting.
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ZW User's Manual