C
HEETAH
864XR
V
IDEO
M
ATRIX
S
WITCHER
Publication 81-9059-0595-0, Rev. C
October 2010
Proprietary Information of
PESA
3-17
The alarm is activated if the control system detects any of the following conditions:
•
Encounters an interrupt that it does not expect or can not process
•
Is unable to synchronize with the redundant system controller (dual controller installations)
•
Does not receive configuration data from the redundant system controller (dual controller
installations)
The customer supplied external alarm circuit is connected with a cable constructed as shown in Figure
3-13.
ALARM
RCP PANEL PORT
4
3
2
1
NETWORK
OUTPUT MONITOR
SLOT B
3
SLOT A
REFERENCE
1
1
2
4
2
FRAME
ALARM
FRAME
CONTRO L
3
4
PRC LOOP
COM 4
COM 3 / PRC
COM 1
COM 2
AUX FRAME CTRL
SYSTEM
CONTRO L
SYSTEM CONTROL
ALARM
SYSTEM
ALARM
1
3
2
Figure 3-12 - System Control Alarm Connector
The Customer-supplied alarm circuit voltage to this connector must not
exceed 12VDC or 10mA.
Connections to connector terminals 1 and 2 are polarity sensitive.