I+ME ACTIA BMS Master 4 - Measurement Values; Connecting the BAT-S 1000 1 U Sensor to MASTER

Hardware Manual
BMS Master 4 / 4.5
Ref.: IR14417 A 15.01.2018 Page 28/76
3.2.2.2 MEASUREMENT VALUES
Current Measurement:
 Is A connected to positive and B connected to negative the measurement values is
positive.
 Is A connected to negative and B connected to positive the measurement value is
negative.
Voltage Measurement:
 Is the current sensor mounted in minus path of the battery and the voltage
connector connected to battery plus the measurement value is positive.
 Is the current sensor mounted in plus path of the battery and the voltage
connector connected to battery minus the measurement value is negative.
3.2.2.3 CONNECTING THE BAT-S 1000 1U SENSOR TO MASTER
Molex MicroFit 10-pol (view of the connector at the device) CN104 Tyco 9-pol
Shorting the Pin 3 and Pin 4 provides a 120Ω-bus termination, necessary only with long
cables as the MASTER-CAN2-interface has termination inside. For CAN-H and CAN-L usage
1
VCC

1
7V /12V
6
GND

4
KL31
7
CAN-L

8
CAN2L
2
CAN-H

7
CAN2H
9
Shield
1
2
3
4
5
6
7
8
9
10
Shield
9
NC
8
CAN L
7
CAN L
6
GND
4
Term H
3
CAN H
5
Shield
2
CAN H
1
VCC
current direction