Delta RTU-CN01, Руководство по эксплуатации

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Chapter 8 Error Diagnosis and Trouble-shooting
8-3
8_

RUN LED
LED status Indication How to correct
Green light ON RTU-CN01 in RUN state
--
Off
RTU-CN01 in STOP state Turn the switch to RUN
Blinking
The setting of the node address
exceeds the allowed range. Set the node address to a value between 1 and
127 by using the node address switch of
RTU-CN01

ALARM LED
LED status Indication How to correct
Off
RTU-CN01 works normally or
lacks the work power. --
Red light blinking
1. The configuration data of
RTU-CN01 is invalid;
2. The extension modules on the
right of RTU-CN01 are in error
or fail to communicate with
RTU-CN01.
3. The setting of the node
address exceeds the allowed
range.
1. Check if downloading the RTU-CN01
configuration is normal and re-download the
RTU-CN01 configuration.
2. Check if the modules on the right side of the
RTU-CN01 are normal after obtaining relevant
diagnostic information via the CANopen Builder
software.
3. Set the node address to a value between 1 and
127 by using the node address switch of
RTU-CN01
Red light ON
1. Fatal errors or errors in the
configuration data of
RTU-CN01;
2. RTU-CN01 is under voltage.
1. Get relevant diagnostic information via the
CANopen Builder software.
2. Check the work power for RTU-CN01.
8.2 Status Word Diagnosis
The status word of RTU-CN01 is used to display the operating states of special modules and digital modules.
Refer to Section 5.2.3 to learn details about the use of status word.

Status word diagnosis:
Bit
Status
value
Indication How to deal with
bit0
0
RTU-CN01 detected extension
modules.
--
1
RTU-CN01 failed to detect extension
modules.
1. Check if there are extension modules on the
right of RTU-CN01.
2. Repower RTU-CN01
bit1 0
Extension modules connected to
RTU-CN01 are consistent with the
configuration data.
--