Operation
MNC-0400-012
5 of 8
Revision D
Control and Status Signals
Control Signals
AC Power ON
Generation 1 Power Supply
Normal (M&C Interface)
The SSPA is turned on by connecting the AC Cord to the prime
AC power source. ON/OFF control of the AC input is at the AC
power source. The control system turns ON as soon as prime
AC power is applied. The main voltage is turned ON by sending
the appropriate command through the system interface. All
commands are identified in the chapter titled
SSPA
Communications and Protocol
.
Manual
In manual operation the SSPA is turned ON by connecting the
AC Cord to the prime AC power source. ON/OFF control of the
AC input is at the prime AC power source. The system can be
controlled through the following pins on the interface connector
J1:
•
Reset computer — connect Pin h to Pin f (+15 Vdc).
•
Normal computer operation — connect Pin h to either Pin Z
(GND)or Pin a (GND).
Note
In manual operation the system is configured to transmit ON when the
prime AC power is on.
Generation 2 Power Supply
The SSPA is connected to the prime AC power source by an AC
Power Cord. ON/OFF control of the AC input is at the AC power
source.
The SSPA is turned ON by connecting the AC Cord to the prime
AC power source. ON/OFF control of the AC input is at the
Circuit Breaker located on the power supply. The system can be
controlled through the following pins on the interface connector
J1:
•
Reset computer — connect Pin h to Pin f (+15 Vdc).
