5.4Trouble shooting
5-9
5.4 Trouble
shooting
5.4.1
Trouble shooting via the LEDs
In this Safety network function, the network status is displayed using the 4 LEDs (LED4, LED5, LED6, LED7)
on the UM374 board.
Those LEDs display the status with a set of 2. LED4 and LED5 show "Module status" and LED5 and LED6
show "Network status".
Table 5.4-1 L ED display
Status
Module LED
Network LED
Remarks
Not initialized
OFF
OFF
The power is not supplied or the network
initialization has not been finished yet.
If this occurs after the RMU setting change, turn
OFF the robot controller power and then turn
ON it again.
Waiting for the
setting of SNN
LED4 and 5
flash one after
another
(Red and Green)
See Table 5.4-2
The SNN setting from the Safety PLC has not
been finished.
Waiting for the
approval of
SNN
LED4 and 5
flash one after
another
(Red and Green)
LED6 and 7
flash quickly
(Red and Green)
Waiting for the approval of SNN.
This occurs while the Safety PLC is setting the
SNN.
Waiting for the
connection
LED4 flashing
(Green)
See Table 5.4-2
Waiting for the connection from the Safety PLC.
Communicating
LED4 ON
(Green)
LED6 ON
(Green)
Connected to the Safety PLC and the
communication is beging performed.
Fault LED5
flash
or ON
(Red)
See Table 5.4-2
This occurs when a connection was made from
a safety PLC in which a different SNN is set.
Set the SNN from the Safety PLC.
Table 5.4-2 Network LED display
Status
LED
Remarks
OFFLINE
OFF
The power is not ON or in the condition of Offline.
ONLINE
(Not connected)
LED6 flashing
(Green)
Connected to the network. But the connection with the Safety PLC
is not established.
ONLINE LED6
ON
(Green)
The connection to the Safety PLC is established.
Communication
time out
LED 7 flashing
(Red)
Connection (to the Safety PLC) has been timed out.
Check the condition of the communication line etc..
5.4.2
Error codes
No. E1116
Message Communication
fault
in the Safety network communication was detected.
Cause
Communication fault in the Safety network communication was detected.
Remedy
Please check if the network or the master device has no problem.
Содержание RMU20-20
Страница 2: ......
Страница 6: ...Contents 4 ...
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Страница 26: ...1 4 EC DECLARATION OF CONFORMITY FOR MACHINERY 1 18 NOTE ...
Страница 68: ...2 9 Enabling RMU 2 40 NOTE ...
Страница 70: ......
Страница 86: ...3 2Operation procedure 3 16 Top Display Form Limit Side Display Sphere Limit Side Display Form Limit ...
Страница 100: ...3 4 Setting when a slider unit is used 3 30 NOTE ...
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Страница 138: ...4 4Approval 4 36 8 Approval is completed The following screen will be displayed ...
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Страница 154: ...5 4Trouble shooting 5 10 NOTE ...
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Страница 166: ...6 4Trouble shooting 6 10 NOTE ...
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