212
Determining the Error from the Current Situation for Communications Errors
Section 8-4
8-4
Determining the Error from the Current Situation for
Communications Errors
This section provides troubleshooting information for communications errors.
CX-Thermo Support
Software
No Communications between the CX-Thermo Support Software and the EJ1
Status
Possible cause
Countermeasure
Cannot connect online
Connection
Connection port
There is no power supply to
the EJ1.
Supply power from the EDU power
supply terminal.
The USB-Serial Conversion
Cable is not connected.
Connect the cable.
The CX-Thermo Support Soft-
ware settings are incorrect.
Correct the communications settings.
Serial port:
COM (See note.)
(E58-CIFQ1 Serial Port)
Baud rate:
38.4 (kbps)
Data length:
7 (bit)
Stop bits:
2 (bit)
Parity: Even
(bit)
Unit number: (See note.)
Note
Match the serial port and unit
number settings to the system
used.
The serial port setting in the
CX-Thermo Support Soft-
ware communications settings
does not show “E58-CIFQ1”.
The driver for the E58-CIFQ1 USB-
Serial Conversion Cable is not
installed.
Install the driver from the CD-ROM
included with the product.
There is no device on the
communications path with the
specified unit number.
Specify a unit number in the commu-
nications settings for a device on the
communications path.
There is a device on the com-
munications path with the
same unit number.
Change the unit number in the com-
munications settings so that the unit
numbers are not duplicated.
The Programmable Terminal
is connected directly to port A
and performing communica-
tions.
Both the Support Software and a
Programmable Terminal cannot be
connected to port A.
Either turn OFF the Programmable
Terminal or move the Programmable
Terminal to the System Screen and
stop Programmable Terminal com-
munications.
PC
EJ1
E58-CIFQ1
Connection
port
Computer USB
EJ1
(EDU)
Port A
(Connector)
Содержание EJ1 EtherCAT
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Страница 251: ...226 Determining the Error from the Current Situation for Heater Burnout Alarm Errors Section 8 8 ...
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