REC BMS Master 9M:
The REC BMS Master supports many battery chemistries including:
- Li-PO, LiFePO4, LiFeYPO4, LiCoO2, LiMnNiCo and LiMnO4 Lithium-Ion chemistry
- Master + max 15 Slave combination (max 240 cells)
- compatible with all REC BMS units
- single cell voltage measurement (0.1 – 5.0 V, resolution 1 mV)
- single cell internal resistance measurement
- single cell under/over voltage protection
- SOC and SOH calculation
- over temperature protection (up to 3 temperature sensors per Slave unit)
- under temperature charging protection
- passive cell balancing up to 1.0 A per cell with LED indication
- shunt current measurement (resolution 10 mA @ +/- 300 A)
- 3 galvanically isolated user defined multi-purpose inputs/outputs
- 4 programmable relays (normally open and normally closed option)
- 12, 24,48 V galvanically isolated supply. Custom ranges also available.
- galvanically isolated RS-485 and CAN communication protocol
- error LED + buzzer indicator
- internal battery powered real time-clock (RTC)
- PC user interface for changing the settings and data-logging (optional accessory)
- WiFi Module for configuration, logging and monitoring all packs (optional accessory)
- hibernate switch