Tuya Developer PlatformProduct SolutionsOutdoor ProductBMS Box (Standard)

BMS Box (Standard)

Last Updated on : 2022-10-10 09:51:34download

Product overview

The 4G cloud-connected battery management system (BMS) box is used to manage lithium-ion battery operation and ensure safety. The BMS box is connected to the electric bicycles with a 1-wire bus. It collects battery status and data from the BMS motherboard and then reports them to the cloud in order to monitor battery life and health.

Product details

Features

Support 1-wire protocol
Comply with the Beijing and Wuxi Association Standards
BMS data management
LBS and Wi-Fi combo positioning
Route tracking
Fault alerts
Remote configuration
FOTA firmware updates

Product specifications

Parameters	Description
Size	87.2 mm × 40 mm × 19 mm
Weight	About 60g
Communication module	LZ501-CN
Positioning module	GUC300
Antenna	Built-in 4G antenna
Bluetooth antenna	Built-in Bluetooth antenna
Wi-Fi antenna	Built-in Wi-Fi antenna
GPS antenna	25 mm × 25 mm × 4 mm ceramic antenna
Wiring harness	Power (red), ground (black), 1-wire bus (orange)
CPU	Cortex-A5, 500 MHz
Storage	128 MB RAM, 64 MB ROM
SIM card	Nano SIM or eSIM card
Operational/storage temperature	–2575°C/–4085°C
Power consumption	Active: 5 to 7 mA. Sleep: 1.3 mA
Sensor	3-axis G-sensor
Power supply IC	9V to 90V DC-DC
LED indicator	Power status (red), GPS status (blue), network status (green)
Frequency bands	LTE-FDD: B1/B3/B5/B8 LTE-TDD: B34/B38/B39/B40/B41
Maximum rate	LTE-FDD: 10 Mbit/s (downlink)/5 Mbit/s (uplink) LTE-TDD: 8.2 Mbit/s (downlink)/3.4 Mbit/s (uplink)

Installation

Instructions on installing 4G BMS box (standard)

Step 1: Install the SIM card.
Step 2: Connect the wiring harness.

Harness description:

Function	Description
Power supply	Red wire, connected to 12V to 85V power supply
Ground	Black wire, connected to the GND
1-wire bus	Orange wire, connected to the BMS

The BMS box comes with a BMW 3-pin male connector. You can connect to the desired plugs with the BMW female connector.

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