WECO WE-BTWF WiFi Module User Manual

WE-BTWF
User Manual

Revision record:

revised
V0.3| Julia Deng| 2022-9-26| FCC
| | |

Product description

We-BTWF is a wireless WIFI and Bluetooth module product independently designed and developed based on the application requirements of home energy storage batteries. It’s with functions of serial communication, wireless Bluetooth communication, wireless WIFI communication, cloud platform access, and mobile APP connection & access. The products are widely used in household energy storage, industrial & commercial energy storage, industrial power, and other IOT applications.

Product features

• Battery information monitoring
• Low-power Bluetooth communication
• 2.4GHz WIFI  Wireless WIFI communication 2.4GHz
• 1 RS232  1 channel RS232 communication
• Cloud platform access
• APP Mobile APP visit access
• Ultra low-power dormancy

Product application

• Home energy storage system
• AGV battery
• Robot battery
•  Smart grid
•  Industrial battery module
•  Back up battery system

Technical data

Power specification
Rated voltage| 12V
Working voltage range| 5V~15V
Working current| 5V <100mA     When it’s 5V, <100mA inaverage 12V <50mA When it’s 12V, <50mA inaverage
Power supply current| 5V，300mA         When it’s 5V, min.300mA 12V 120mA When it’s 12V, min.120mA
Indicator|  Green light: power light
Yellow/red light: communication light
Bluetooth communication
Bluetooth protocol| v4.2 BR/EDR BLE

Bluetooth     v4.2 BR/EDR and BLE standard

Bluetooth Radio| Class-1、Class-2 、Class-3 emitter NZIF Receiver AFH  Frequency hopping
Frequency range| 2402MHz~2480 MHz
Radiated power| 0 dBm( Max.)

Working mode

| Support low power Bluetooth mode
WIFI   Communication
WIFI Protocol| 802.11 b/g/n
Transmission speed| 802.11 n(2.4GHz) up to 150 Mbps
WIFI  Frequency| 2.4 GHz
Frequency range| 2412MHz~2462 MHz
Radiated power| +17dBm ( Max.)
RS232 Communication
Channel qty|  1 channel
Supported baud rate| 9600，115200bps
---|---
Communication protocol| MODBUS
隔离类型

Isolation type

|

Non-Isolated

Communication interface| A2502-WV04， stitch length 2.54mm| RJ45
Environment Parameters
Working temp.| -20℃~+70℃
Storage temp.| -20℃~+80℃
Environment humidity| 10%~85%RH

RF Exposure Information
This device has been tested and meets applicable limits for Radio Frequency (RF) exposure.

Installation size

Interface definition

Connector| Pin| Definition| Function description| Crimping terminal| Wire diameter
---|---|---|---|---|---
CON2 A2502- WV04

| 4| VCC| Positive power input| A2502-TP| 22AWG
3| RXD| RS232 Data receiving terminal
2| TXD| RS232 Data sending terminal
1| GND| Negative power input
CON1 RJ45

| 1| TXD| RS232 Data receiving terminal| RJ45|  Directly connected network cable (With shielding)
2| RXD| RS232 Data sending terminal
3| GND| Negative power input
4| VCC| Positive power input
5| NC| Reserved
6| NC| Reserved
7| NC| Reserved
8| NC| Reserved

Manufacturer information

WeCo (Guangdong) Energy Storage Technology Co., Ltd

Building 1, Nr.2 of Zhengda Road, Chukeng, Dongkeng District, Dongguan City, Guangdong Province, P.R.China

FCC warnings

Please take attention that changes or modification not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.
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.
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.
This equipment should be installed and operated with minimum distance 20cm between the radiator & your body.

  WeCo SRL
Viale Kennedy 113-121 Scarperia e San Piero Firenze,Italy

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