B.1.1.2 csat u, B.1.1.3 r, B.1.1.4 csat u – Comtech EF Data CSAT-6070 User Manual
Page 85
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50 Watt C-Band Transceiver
Revision 0
Redundant Systems
MN/CSAT607050.IOM
B.1.1.2 CSAT U
NIT
A I
NTERFACE
, J1
The J1 interface connector (19-pin) provides the communications and control
signals as well as the +24 VDC power signal necessary between CSAT Unit A
and the RSU-5060.
Table B-2 . CSAT A Signal Description (Connector J1)
Pin Signal Name
Type
Description
A
RS485 RX+
Pass-thru RS-485 Rx+, From M&C to CSAT Unit A
B
RS485 RX-
Pass-thru RS-485 Rx-, From M&C to CSAT Unit A
C
RS485 TX+
Pass-thru RS-485 Tx+, To M&C from CSAT Unit A
D
RS485 TX-
Pass-thru RS-485 Tx-, To M&C from CSAT Unit A
E n.c.
F
REDUND_FLT*
Output
Fault Signal to CSAT A from RSU-5060
G n.c.
H
AUXCOM_RD
Output
RS2332 from RSU-5060 to CSAT A
J
AUXCOM_TD
Input
RS232 from CSAT A to RSU-5060
K FAULT
COMMON Output
L
CSAT A FLT – NO Input
Shorted to pin K = O.K. , open = Faulted
M n.c.
N n.c.
P
POSITION A*
Output
Ground = A Online, Open = A Offline
R
A +24V
Input
+24VDC input power
S
REDUNDANCY A* Output
Ground signal to CSAT A
T GROUND
Passive
U GROUND
Passive
V n.c.
B.1.1.3 R
X
W
AVEGUIDE
S
WITCH INTERFACE
, J2
The J2 interface connector (6-pin) provides the control and indicator signals
between the Rx Waveguide Switch and the RSU-5060.
Table B-3 . Rx Waveguide Switch Signal Description (Connector J2)
Pin Signal Name
Type
Description
A
POS A CMD
Output
24 VDC, 350 millisecond, Command Pulse
B
CMD RETURN
Passive Grounded internal to RSU-5060
C
POS B CMD
Output
24 VDC, 350 millisecond, Command Pulse
D
POS A INDICATOR Input
Shorted to Pin E = POSITION A
E
IND COMMOM
Passive Grounded internal to RSU-5060
F
POS B INDICATOR Input
Shorted to Pin E = POSITION B
B.1.1.4 CSAT U
NIT
B I
NTERFACE
, J3
The J3 interface connector (19-pin) provides the communications and control
signals as well as the +24 VDC power signal necessary between CSAT Unit B
and the RSU-5060.
B-3