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.
Detection range of
0
single cell voltage
Detection accuracy
\
of single cell
Current detection
-500
range
Current detection
0
error
Temperature
\
detection channel
Temperature
-40
detection range
Temperature
0
detection accuracy
Detection error
Insulation
0
resistance
Balance current
\
Min voltage
difference of
30
starting balance
CAN-bus channel
\
Serial port
\
Relay output
\
channel
Input channel
\
number
Charging connect
\
confirmation
Max cascade of
0
BIU and BMU
SOC estimation
0
error
SOH estimation
0
accuracy
\
5
V
\
\
%
\
500
A
0.5
3
A
4
\
\
125
℃
1
2
℃
10KΩ
10%
KΩ
50
120
mA
50
800
mV
\
3
\
\
1
\
\
4
\
\
4
\
\
3
\
\
10
\
3%
5%
\
5%
10%
\
10
BI51 Type User Manual V2.4
\
≤0.2%，±5mV error
Hall current sensor
≤0.5%FSR，typical value 0.5A
There are 4 temperature sensors in every 16
cells.
\
NTC ,100K
0 ～ 200K Ω ， error ＜ 10K Ω ； >200K Ω ，
error≤±10%
\
Configurable
Charger/Vehicle/BIU&BMU, CAN2.0B
Could be used to program software and
connect display
Active, continuous current 1A, instantaneous
5A
Input signal, such as: active High、 ACC、
ON、Charging awaken
CC2,CC,CP
\
SOC≤20%，SOC≥80%:3%;
80%>SOC>20%:5%
SOH>80% ， error within 5%;SOH ≤ 80% ，
error within 10%
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