JKBMS Accessory 2 inch LCD Display Screen with Active Switch Monitor for JK Smart BMS Battery Protection Board

JKBMS Accessory 2 inch LCD Display Screen with Active Switch Monitor For JKBMS Smart BMS Battery Protection Board LiFePO4 Li-ion

Specifications

Screen size: 2.0 inch

Display content: fault code, fault tips, SOC, charge/discharge current, total battery voltage, etc.

Device size: 61 x 36 x 11 mm

Cable length: 3 meters

Operating temperature:-20~+70℃

Storage temperature:-30~+85℃

Power on and off operation

Power on: After the wiring is completed, press the white button on the right side of the display for 1~2 seconds to control the protection board to power on.

Power off: under the power on state, long press the white button on the right side of the display for about 5 seconds to control the protection board to power off.

Fault Codes and Alarm Contents

1 Alarm of over-discharge of single unit

2 Alarm for overcharging of single unit

3 Over-current alarm

4 MOS over-temperature alarm

5 Battery over temperature alarm

6 Short Circuit Alarm

7 Internal Communication Abnormal Alarm

8 Equalization line resistance too large alarm

9 Dropped String

Display On/Off Logic

In order to reduce power consumption, the following logic is defined:

Static: When there is no discharge current, no button operation, or charging, the display will go out after 10 seconds;

Discharge: when the discharge current is greater than 0, the display is always on;

Button: when the display button is pressed, the display will switch between bright and off state, if the display is bright before the button is pressed, it will be off after the button is pressed; if the display is off before the button is pressed, it will be bright after the button is pressed;