Table B-4. Csat B Signal Description (Connector J3; Table B-5. Tx Waveguide Switch Signal Description (Connector J4 - Comtech EF Data CSAT-5060 Installation And Operation Manual

100Watt C-Band Transceiver
Redundant Systems
B.2.1.3 CSAT U
NIT
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.
Pin
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
S
T
U
V
B.2.1.4 T W
X AVEGUIDE
The J4 interface connector (6-pin) provides the control and indicator signals between the Tx
Waveguide Switch and the RSU-5060
Pin
A
B
C
D
E
F
B.2.1.5 M&C I
NTERFACE
The J5 interface connector (19-pin) provides the communications and control signals between the
RSU-5060 and the customer M&C system.
B I , J3
NTERFACE

Table B-4. CSAT B Signal Description (Connector J3)

Signal Name Type
RS485 RX+ Pass-thru
RS485 RX- Pass-thru
RS485 TX+ Pass-thru
RS485 TX- Pass-thru
n.c.
REDUND_FLT* Output
n.c.
AUXCOM_RD Output
AUXCOM_TD Input
FAULT COMMON Output
CSAT B FLT – NO Input
n.c.
B SELECT* Output
POSITION B* Output
B +24V Input
REDUNDANCY B* Output
GROUND Passive
GROUND Passive
n.c.
S
WITCH INTERFACE

Table B-5. Tx Waveguide Switch Signal Description (Connector J4)

Signal Name Type
POS A CMD Output
CMD RETURN Passive
POS B CMD Output
POS A INDICATOR Input
IND COMMOM Passive
POS B INDICATOR Input
, J5
Description
RS-485 Rx+, From M&C to CSAT Unit B
RS-485 Rx-, From M&C to CSAT Unit B
RS-485 Tx+, To M&C from CSAT Unit B
RS-485 Tx-, To M&C from CSAT Unit B
Fault Signal to CSAT B from RSU-5060
RS2332 from RSU-5060 to CSAT B
RS232 from CSAT B to RSU-5060
Shorted to pin K = O.K. , open = Faulted
Ground signal to CSAT B
Ground = B Online, Open = B Offline
+24VDC input power
Ground signal to CSAT B
, J4
.
Description
24 VDC, 350 millisecond, Command Pulse
Grounded internal to RSU-5060
24 VDC, 350 millisecond, Command Pulse
Shorted to Pin E = POSITION A
Grounded internal to RSU-5060
Shorted to Pin E = POSITION B
B-4
Revision 0
MN/CSAT5060100.IOM