VB3i MANUAL
Page | 26
22 May 2014
Connection data
Front View of VBOX3i V1 Front View of VBOX3i V2/V3
2 PIN LEMO socket
3 PIN LEMO socket
5 PIN LEMO socket
Connector
1 POWER
Type
Lemo 2 pin
PIN
In/Out
Description
Range
1
I
Power +
7V to 30V
2
I
Ground
0V
Connector
2 AD 1
Type
Lemo 3 pin
PIN
In/Out
Description
Range
1
O
Analogue 1 Output
0V to 5V
2
O
Digital 2 Output
0V to 5V
3
I
Ground
Connector
3 AD 2
Type
Lemo 3 pin
PIN
In/Out
Description
Range
1
O
Analogue 2 Output
0V to 5V
2
O
Digital 1 Output
0V to 5V
3
I
Connector
4 D IN
Type
Lemo 3 pin
PIN
In/Out
Description
Range
1
I
Ground
2
I
Digital Input 2. Start/Stop Logging
0V to 5V (14v tolerant)
3
I
Digital Input 1. Brake Trigger
0V to 5V (14v tolerant)
Connector
5 CAN
Type
Lemo 5 pin
PIN
In/Out
Description
Range
1
O
RS232 Tx (PORT B)
12v
2
I
RS232 Rx (PORT B)
12v
3
I/O
CAN Bus High (PORT A)
4
I/O
CAN Bus Low (PORT A)
5
O
+V Power
Same as Power +
Connector
6 SER
Type
Lemo 5 pin
PIN
In/Out
Description
Range
1
O
RS232 Tx (PORT A)
12v
2
I
RS232 Rx (PORT A)
12v
3
I/O
CAN Bus High PORT B)
4
I/O
CAN Bus Low (PORT B)
5
O
+V Power
Same as Power +
Connector
ANT
Type
SMA
PIN
In/Out
Description
Range
Center
-
RF Signal / Power for active antenna
Chassis
-
Ground
