Section 3 – Technical Description
8
3.6.3
T1/T2 Pin out Functions
The Lodestar 500 CP/E1 connector pin functions are shown in
Table 3-4
.
Table 3-4 Lodestar 500 T1/T2 Pin Out
Seacon Pin No.
Function
Connection
2
0V1
RS232 & RS485 = Pin 5
BNC Inner
3
Trigger 0v
BNC Outer
4
DC 0V
Black Socket
5
TX TX-
RS232 = Pin 2 RS485 = Pin 4
6
RX TX+
RS232 & RS485 = Pin 3
7
DC Out
Red Socket
3.6.4
Trigger Input
The Lodestar trigger input characteristics are shown in
Table 3-5
.
Table 3-5 Lodestar 500 Trigger Input
Parameter
Specification
Voltage
Recommended
0 V->5 V
Minimum
0 V->3.6 V
Pulse Width
Recommended
10 ms
Minimum
5 µs