User's Manual

• The WLAN module is not properly installed. Remove and insert the module to
ensure reliable installation.
• The WLAN module is damaged. Replace the module.
• The WLAN is not allowed to be used when the phone is connected to the WLAN
module. Forget the network from the WLAN list and reconnect to the WLAN. The
screen varies depending on the phone model.

Before using the WLAN module, ensure that the device connecting to it has been
powered on.

When you use the WLAN module to implement the communication between
SUN2000 app and the device, ensure that one mobile phone connects to only one
device.

Access the Huawei app store (http://appstore.huawei.com), or Google Play
(https://play.google.com), search for SUN2000, and download the SUN2000 app
installation package. The WLAN module must be used with V3.2.00.001 or a later
version, which can be downloaded only on Android mobile phones currently.

After the WLAN module connects to the device, see the SUN2000 APP User Manual
for details about how to operate the device.

The screen snapshots in this document correspond to app 3.2.00.001 (Android).
1. Insert the WLAN module into the USB port of the device.
2. Run the SUN2000 app.
3. Choose Connection Mode > WLAN connection.
4. Select the WLAN module name and connect the app to the WLAN module.
NOTE
3
Operating Environment
Item
Range
Item
Range
Operating temperature range
–
30ºC to +65ºC
Operating humidity
5%
–95%
Storage temperature range
–
40ºC to +70ºC
Highest altitude
4000 m
4
Performance Specifications
Login page
Selecting WLAN connection
Connecting a WLAN module
2
Description for Use
Smart USB-WLAN Adapter
Quick Guide
Issue: 04
Part Number: 31500BMB
Date: 2019-09-20
1
Overview
The Smart USB-WLAN Adapter (WLAN module for short) is a module that can connect to
the USB port on a PV device to perform local maintenance for the device over WLAN
module and a mobile phone app. For details about the applicable PV device models and
version mappings, see the SUN2000 APP User Manual. This document describes how to
use the WLAN module by using the inverter as an example.
Inverter USB port
Copyright © Huawei Technologies Co., Ltd. 2019. All rights reserved.
Item Specifications Item Specifications
Product model
USB-Adapter2000-C
Plastic material
PC+ABS (30%)
Dimensions
30 mm x 14 mm x 94
mm
Standard and
frequency
band
802.11b, 802.11g, 802.11n
2.412GHz to 2.484GHz
Net weight
20 g
Protection
level
IP20
Port type
USB3.0
Environmental
protection
RoHS
Installation
mode
Pluggable
Storage
environment
Dry and well
-ventilated
environment without
corrosive gas
Transmission
distance
10 m (no obstacle)
Radio
frequency
certification
Complies with SRRC, CE,
FCC, RCM, and TELEC.
• Use the initial password upon first power-on and change it immediately after login.
To ensure account security, change the password periodically and keep the new
password in mind. Not changing the initial password may cause password
disclosure. A password left unchanged for a long period of time may be stolen or
cracked. If a password is lost, devices cannot be accessed. In these cases, the
user is liable for any loss caused to the PV plant.
• Do not interrupt the WLAN connection between the phone and the WLAN module
by switching to another WLAN network.
• After the operation is complete, remove the WLAN module from the device and
reinstall the dustproof cover for the USB port on the device.
WLAN name:
Adapter-SN of the WLAN
module
Initial password: Changeme
5
FAQ
Why Cannot the WLAN Name Be Searched?
• The WLAN module is not properly installed. Remove and insert the module to
ensure reliable installation.
• The distance between the phone and the WLAN module does not meet the
transmission distance requirement.
• After the WLAN module is installed on the device, if you do not connect to the
device using the app or do not perform any operation on the app after connection
for more than 30 minutes, the WLAN hotspot is automatically disabled. In this
case, remove and reinstall the module and search again.
• The WLAN module is damaged. Replace the module.
Why Cannot the WLAN Module Be Connected?
How Do I Change the WLAN Password?
After the SUN2000 app is connected to the WLAN module, you can change the
WLAN password by choosing Tool kit > Change WLAN Password.
Why Does the App Display a Message Indicating that the
WLAN Is Invalid or Occupied?
The WLAN module is being used by another phone. Wait for the other phone to
exit or remove and insert the module.
XXXXXXXXXXXX
XXXX
The information in this document is subject to change without notice. Every effort has
been made in the preparation of this document to ensure accuracy of the contents, but
all statements, information, and recommendations in this document do not constitute a
warranty of any kind, express or implied.
Certification Declaration
6
1. This equipment has been tested and found to comply with the limits for a Class B digital
device, pursuant to part 15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in a residential installation. This
equipment generates uses and can radiate radio frequency energy and, if not installed
and used in accordance with the instructions, may cause harmful interference to radio
communications. However, there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off and on, the
user is encouraged to try to correct the interference by one or more of the following
measures:

Reorient or relocate the receiving antenna.

Increase the separation between the equipment and receiver.

Connect the equipment into an outlet on a circuit different from that to which the
receiver is connected.

Consult the dealer or an experienced radio/TV technician for help.
2. This device complies with FCC radiation exposure limits set forth for an uncontrolled
environment.
3. This device complies with Part 15 of the FCC Rules. Operation is subject to the
following two conditions: (1) this device may not cause harmful interference, and (2)
this device must accept any interference received, including interference that may
cause undesired operation.
4. FCC Application for FCC ID: QISADAPTER-2000D
Any changes or modifications not expressly approved by the party responsible for
compliance could void the user's authority to operate the equipment.
FCC
CAUTION