Connector Signals Map
Secondary Connector Pinout
Rev. 1
SmartHub Underdash OBC Hardware Guide
24 / 28
Pin
Signal
Type Function
Specifications
11
GND
G
Ground
20
GND
G
Ground
Secondary Connector Pinout
Pinout by Pin Number
The following table lists the 50 pin connector signals by pin number.
Table 3:
Secondary Connector Signal Map (by Pin Number)
Pin
Signal
Type Function
Specifications
1
Automotive Input
I
Digital Input 1
Typical Min Max
Input Low: V
IL
0V
-30V 6V
Input High: V
IH
12V-24V
+
8V +30V
0V-30V max, 12k OHM
2
N/A
3
Automotive Input
I
Digital Input 2
Typical Min Max
Input Low: V
IL
0V
-30V 6V
Input High: V
IH
12V-24V
+
8V +30V
4
N/A
5
Automotive Input
I
Digital Input 3
Typical Min Max
Input Low: V
IL
0V
-30V 6V
Input High: V
IH
12V-24V
+
8V +30V
6
N/A
7
Automotive Input
I
Digital Input 4
Typical Min Max
Input Low: V
IL
0V
-30V 6V
Input High: V
IH
12V-24V
+
8V +30V
8
N/A
9
Automotive Input
I
Digital Input 5
Typical Min Max
Input Low: V
IL
0V
-30V 6V
Input High: V
IH
12V-24V
+
8V +30V
10
GND
G
Ground
11
Automotive Input
I
Digital Input 6
Typical Min Max
Input Low: V
IL
0V
-30V 6V
Input High: V
IH
12V-24V
+
8V +30V
12
N/A