Mitsubishi Electric GOT2000 Series User Manual page 376

Error
code
Communication error occurred
461
between option units and the GOT.
No routing params. Communication
470
not established with specified sta.
No IP address info. (Ethernet table)
471
of connection destination.
Communication channel not set. Set
480
channel number on Utility.
Communication unit not mounted to
481
the slot of active channel.
Too many same units are mounted.
482
Confirm the no of units.
Simultaneous mounting of the units
483
are not allowed.
Unit mounted incorrectly. Move the
484
unit to correct position.
Too many units mounted on GOT.
485
Reduce units.
Communication unit not
486 corresponded to set communication
driver.
Please turn on the PLC and the GOT
487
again.
Too many units mounted on GOT.
488
Reduce units.
Inactive channel has been selected
489
at Communication Settings.
Unusable communication units are
492
mounted.
Installation of extension units may be
493
inappropriate.
GOT settings do not meet operating
496
conditions of the comm. driver.
Failed to start communication
497
driver(s).
Warning! Built-in battery voltage is
500
low.
8 - 10
8.2 Error Codes and System Alarm List
Error message
Check the following manual for the vibration resistance specifications and the
method of mounting the option units.
After that, reset the GOT power supply.
➠
Set routing parameters.
Set the network information about the destination for [Ethernet setting].
Channel (CH.No.1 to 4) to communicate with a controller is not set.
• After setting the Communication Settings on the GT Designer3, download it to
the GOT.
• Change the channel assignment in the Communication Setting on the utility.
The interface where the channel (CH No.1 to 4) is set does not have a
communication unit installed.
• Install a communication unit to the interface where the channel (CH No.1 to 4) is
set.
• Change assignment of the channel (CH No.1 to 4) in the Communication
Setting.
Units are mounted on the GOT exceeding the maximum number of mountable
units.
Check the number of units, and remove unnecessary units.
Two or more units which cannot be mounted on the GOT simultaneously are
mounted.
Check the mounted units, and remove unnecessary units.
The unit is not mounted on the GOT in the correct position.
Confirm the mounting position of the unit.
Units are mounted on the GOT exceeding the maximum number of mountable
units.
Check the number of units, and remove unnecessary units.
The communication driver set in the Communication Setting and the
communication unit installed on the GOT do not match.
• Check whether the communication driver set in the Communication Setting is
correct.
• Check whether any incorrect communication unit has been installed on the GOT.
Turn the power of the PLC and GOT on again.
Units are mounted on the GOT exceeding the maximum number of mountable
units.Check the number of units, and remove unnecessary units.
Inactive channel No. has been set in the project data.
• Check whether any unnecessary channel No. has been set in the project data.
• Check whether channel Nos. set in the project data are set in the
Communication Settings.
Unit unusable for GOT is installed.
Remove the unusable unit.
Check if the extension units are securely mounted on the GOT.
• An unavailable IP address has been set.
Set the IP address within the range of 0.0.0.1 to 223.255.255.254.
• Multiple Ethernet interfaces are set to access the same network.
Set an IP address and a subnet mask for each Ethernet interface so that each
interface accesses a different network.
• Another device uses port No. 61451.
Change the port number for the device.
Install the communication driver(s) again.
The voltage of the GOT built-in battery is decreased.
Replace the GOT built-in battery.
GOT2000 Series User's Manual (Hardware)
Action
Channel
No. storage
*1
*1
*1
*1
*1
*1
*1
*1
*1
*1