SP1500 Manual

32
EN
4-5. Protection Mechanism
Model
Over Voltage (DC)
Under Voltage
Alarm
Under Voltage
Shutdown
Restart
Shutdown
Restart
12V
16.5V ± 0.3V
14.5V± 0.3V
10.5V ± 0.3V
10.5V ± 0.3V
12.5V± 0.3V
24V
33V ± 0.5V
29V ± 0.5V
21V± 0.5V
21V ± 0.5V
25V ± 0.5V
48V
66 ± 1V
58V ± 1V
42V± 1V
42V ± 1V
50 ± 1V
Table 31. Protection Mechanism
Model
Over temperature protection
Shutdown
Restart
12V
80℃
60℃
24V
48V
Table 32. Over Temperature Protection Mechanism
5. RS-232 Communication and Operation
5-1. RS-232 Port
RS-232 Port : Serial port monitoring and control through computer
interface.
Figure 19. RS-232 cable
SP Series
Computer
PIN Number
Description
PIN Number
Description
1
Not used
1
Not used
2
GND
2
RXD
3
RXD
3
TXD
4
TXD
4
Not used
5
Remo Control
5
GND
6
VCC
6
Not used
7
Not used
8
Not used
9
Not used
Table 33. RS-232 interface definition