Movicom Electric

BMS Main 2.1

Controller

Modular BMS for 24-1000V batteries

Main 2.1 interacts with measuring modules, calculates the battery state, and protects the battery from damage.

BMS based on the Main 2.1 can control up to 20 measuring modules and manage a battery consisting of 360 cells.

BMS Main 2.1

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  • 4 solid-state relays for contactors
  • 4 discrete inputs
  • 4 discrete outputs

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  • SOC, DOD, SOH estimation
  • Cycles, energy counting

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  • CAN, RS-485, Ethernet
  • Wi-Fi (over an extension module)

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  • SD-card logging
  • IoT ready

Documentation

Brief information

Connection manual

Configuration manual

CANopen PDO protocol

Modbus TCP/RTU protocol

Download

ElectricDeviceMonitor

Compatible controllers: BMS Main X

Compatible measuring modules: BMS Logic 12, BMS Logic 18, BMS Logic 2.0

Compatible displays: BMS Display, BMS Indication

Compatible wireless and auxiliary modules: BMS Wi-Fi, BMS Power Control

ParameterValue
Supply voltage, V 9 ÷ 30
Current consumption @12 V, mA (max) 100
Number of relays 4
Number of discrete inputs (dry contact) 4
Number of discrete outputs (+5V) 4
Relay 1-2 output voltage, V (max) 55
Relay 1-2 output current, A (max) 2
Relay 3-4 output voltage, V (max) 55
Relay 3-4 output current, A (max) 8
Current sensor type Hall-Effect sensor, bidirectional, supply voltage 5 V (LEM series HASS, HTFS)
CAN bus speed, kbps 125, 250 (default), 500, 1000
RS-485 baud rate, bps 600, 1200, 2400, 4800, 9600 (default), 19200, 38400, 57600, 115200
Ethernet speed, Mbps 10/100
RS-485 for communication with BMS Logic baud rate, bps 115200
Maximum number of the BMS Logic boards 20
Dimensions (length × width × height), mm 120 × 120 × 32
Weight, g 100 ± 5
Operating temperature range, °С -40 ÷ 75
The degree of protection from external influences IP00

BMS Main 2.1 can be configured using the web interface over Ethernet or a Wi-Fi network (in this case, the BMS Wi-Fi module must be installed).
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Another way to configure BMS Main 2.1 is to use ElectricDeviceMonitor software. A USB-CAN adapter is required to connect to the device.
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