Huawei SmartLogger1000 User Manual page 174

SmartLogger1000
User Manual
No.
2
3
4
5
6
Issue 04 (2013-12-15)
Symptom Possible Cause
powered on. the SmartLogger.
2. The AC input terminal of
the power adapter does not
connect to the AC power
port.
3. Power adapter is faulty.
4. The SmartLogger is faulty.
1. The LCD is faulty.
The LCD is
off. 2. The SmartLogger is faulty.
1. The button is faulty.
The LCD does
not respond 2. The SmartLogger is faulty.
when a button
is pressed.
1. The COM port does not
Devices
connect to any devices or
cannot be
the cables are loose.
searched.
2. The communications
parameters for the RS485
port are incorrect.
3. No EMI is manually added.
4. The communications
parameters for the EMI are
incorrect.
5. The address for the inverter
is not within the search
address segment set for the
SmartLogger.
1. The cable between the
Devices Status
device and the SmartLogger
is
is loose or disconnected.
Disconnection
on the 2. The device is powered off.
SmartLogger.
3. The baud rate or RS485
address of the device is
changed.
4. The device is replaced.
5. The device is no longer
connected.
1. The RS485 communications
The EMI
cable between the EMI and
cannot be
the SmartLogger is not
added.
properly connected, or the
RS485 communications
cable is loose or
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Copyright © Huawei Technologies Co., Ltd.
8 Maintenance
Measures
SmartLogger.
2. Connect the AC input of
the power adapter to the
AC power port.
3. Replace the power adapter.
4. Contact the supplier or
Huawei Customer Service
Dept.
Contact the supplier or
Huawei Customer Service
Dept.
Contact the supplier or
Huawei Customer Service
Dept.
1. Correctly set the RS485
communications
parameters, and ensure that
the baud rate and the
communications address
are correctly set.
2. Add the EMI manually.
3. Correctly set the EMI
parameters
4. Set the address of the
inverter to be within the
search address segment set
for the SmartLogger.
1. Verify that the cable
between the device and the
SmartLogger is properly
connected and tightened.
2. Power on the device.
3. Verify the baud rate and
RS485 address of the
device.
4. If a device is replaced,
search for or manually add
the device.
5. If the device is removed,
remove the device on the
SmartLogger.
1. Verify that the RS485
communications cable is
properly connected and
tightened.
2. Power on the EMI.
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