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6.
Pin assignment
RS-485 “A”
RS-485 “B”
+Vin
GND
+Vout
Out1
DAT_high 1
An_in 1
DAT_low 1
Red
Black
Yellow
Blue
Orange
Green
An_in 2
Gray
White
Brown
Purple
Picture 6.1.
BI 910 TREK
pin assignment
№
Color
Contact name
Type of signal
Contact purpose
1
Red
+ Vin
Power supply
«+» On-board power supply (nominal
voltage 12 V or 24 V)
2
Black
GND
Power supply
Common wire (GND)
3
Yellow
+ Vout
Power supply
Protected input for additional sensors power
supply. Voltage Vin. Maximum
current 350 mA.
4
Orange
A
Input /
Output
Signal «А» RS-485
5
Green
B
Input /
Output
Signal «B» RS-485
6
Blue
Ignition
Input
Active digital input «1» Reserved for
ignition signal.
7
Brown
DAT_low 1
Input
Active digital input «0»
8
White
An_in 1
Input
Analog input
9
Gray
An_in 2
Input
Analog input
10
Purple
Out 1
Output
Digital output
