Battery Status Indication; Green Led: Normal Operation; Yellow Led: Indication - Valence RT User Manual

Companion Devices for U-Charge
U-BDI – a wired, remote U-Charge
segment State-of-Charge (SOC) LED indication bar and battery status indicators. The U-BDI
also monitors and controls battery-to-battery balance for multiple battery systems.
* Please refer to separate datasheets on the U-BDI product.
8. B
ATTERY STATUS INDICATION

8.1 GREEN LED: Normal Operation

A green blinking LED indicator on the lid of the battery is used to indicate the working status. It
will blink once every 20 seconds when in park and shelf mode, and once every 5 seconds when it
is awake and active.
The green LED will display a double flash if a U-BDI is attached and the batteries are being
charged or discharged.

8.2 YELLOW LED: Indication

If the LED indicator blinks YELLOW, one of the following is occurring:
• Cell temperature is greater than 60 °C.
• Cell voltage is below 2.6 volts. Reduce load on the battery. Charge battery.
• Cell voltage is greater than 3.65.
• Internal electronics' temperature is > 77 °C (will correct itself when temp drops below 70°
C )
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Email: sales@valence.com, Web site:
®
RT Power Systems
®
Battery Discharge Indicator (U-BDI) that displays a 10
www.valence.com
Performance may vary depending on, but not limited to cell usage and application.
If cell is used outside specifications, performance will diminish. All specifications
are subject to change without notice. All information provided herein is believed,
but not guaranteed, to be current and accurate. Copyright © 2005-2008 Valence
Technology, Inc.
Revision Date October 2008