
NPB-450-xxNFC User Manual
Make sure your mobile phone or tablet is equipped with NFC function before
installing the MEAN WELL app. You can get the app from Google Play and App
Store or simply scan the QR codes.
● Before usage:
● Compatibility:
Android devices: requires Android OS 4.1 (API 16) or later
iPhone: requires IOS 12.0 or later
1. Download the MEAN WELL app and activate NFC function if android devices.
2. Open the app and then tap “Power NFC” button to start scanning for
tags.Location of “Power NFC” button: tap the “manual icon” in the upper
left corner on the main page of the app tap “Installation Manual/APP”
button you will see it just sits on the bottom.
3. Hold the device near (< 5cm) the NFC Tag of the charger.
For iPhone, hold the top-center of your phone onto the Tag
For Android, place backside-middle of the phone onto the Tag. If it doesn't
work you may refer to its instruction manual.
4. Upon read, it will bring you to the setup page to let you edit charging
parameters.
5. Tap “Setting button” to update data into the charger after edition.
6. The device will begin scanning for tags again. Hold the device near the NFC
Tag, your device will make a sound and/or vibrate when it is officially encoded.
7. You charger is ready to work.
Note: After completing steps 1-7 above, repeat steps 3-4 again to read and
confirm whether the adjusted charger has truly completed parameter
modifications.
2. If you forget to burn the password, you can
reset the password through the hardware
mode to restore the factory Settings, the
specific setting method, please refer to the
NPB manual Page 36 on restoring the
original factory. Settings;
Open the NFC function in the
Settings of the smart device
and open the APP again.
Please use a smart device that
supports NFC and try again.
Confirm the NFC antenna
position, shorten the sensing
distance(<5cm), and re-operate
according to the steps set on
Page 1.
3 2 or 3 stage charging options:
The button here can set 2-stage or 3-stage charging.
4 Intelligent voltage detection charging mode ON/OFF selection:
Here, when the button is in the open state, the intelligent voltage detection
mode can be turned on, and the charger will detect the battery voltage;
For the detailed description of the smart voltage detection mode, please
refer to the relevant content of NPB manual Page 36;
If it is in the off state, that is, it is in curve charging mode, and the setting of
charging parameters takes effect at this time.
5 NFC burning password setting:
The password is not set before delivery. The user can set the password by
himself. The password can be set to a maximum of 8 characters, and the
characters must be digits or English letters (case sensitive), not special
characters. After the password is set successfully, the password needs to be
entered before the subsequent burning operation.
6 CANBus address setting:
The default communication address is 0x00;
Can set the communication address of NPB model, after setting up to 16
devices to support CANBus multi-machine communication,Can set the
address 0~15(0x00~0x0F);
When the address accumulation function is turned on, the communication
address of the NPB model will be accumulated in turn.
7 Return to factory Settings:
Click the original preset button to restore the NPB parameters to factory
Settings; The burning button is the necessary operation for burning after
each parameter setting.
Note: 1. Please refer to NPB manual page36-42 for detailed function and
parameter description.
2. Intelligent voltage detection is only applicable to lithium batteries
with built-in BMS(Battery management system).
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iOS APP Android APP Android APP
● Function Description APP
NFC Video
User's Manual
Model
Name
Write settings to NPB
Charge
curve
parameters
System
Status
1 Charge curve is adjustable :
These four items are set values for NPB charging CC.CV.FV.TC, which can be
modified to meet the actual charging requirements
The APP prompts that
‘The current NFC is closed’.
The app prompts that
‘Unrecognized model name’
or ‘Setting failed’.
The app prompts that
‘Mobile phone NFC is not
available’.
● Frequently Asked Question
State Troubleshooting
● Attention:
1. Read and burn parameters can be AC or not, when the AC is powered on
burning operation, parameters will not take effect immediately, only
power off and restart to take effect.
2 Set the voltage point for restarting the charge after full charging ON/OFF
selection:
When the restart charging button is in the open state, after the completion
of charging, when the battery voltage drops to the restart charging set
voltage value, NPB will restart the charging process from the CC stage; This
voltage value can be set according to the actual application and must be
lower than the FV setting value.
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The NPB-450 series chargers with NFC technology are designed to interact
with NFC-enabled mobile devices. This allows users to configure charging
curves and related settings conveniently by using the MEAN WELL app. To
learn more about how to use it, please refer to the following guide.
● How to use: