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2.13
Date Code 20081022
Instruction Manual
SEL-787 Relay
Installation
Rear-Panel Connections
Rear-Panel Connections
Rear-Panel and Side-
Panel Diagrams
The physical layout of the connectors on the rear-panel and side-panel
diagrams of three sample configurations of the SEL-787 are shown in
, and
Figure 2.9
Dual-Fiber, Ethernet, EIA-232 Communication, 3 DI/4 DO/1 AO, and Current/Voltage (1 ACI/3 AVI)
Option
i4201a
PORT 2
TX
RX
1
9
PORT 3
PORT 1A
PORT 1B
AC
I
A
VI
E10
IN
E09
WY
E
OPEN
DEL
T
A
E05
E06
N/
C
N/
C
E08
E0
7
N/
C
N/
C
E0
2
VB
VB
(C
OM)
E0
3
VC
V
C
E04
N
C
OM
VA
VA
E01
+5 V
dc
RX
D
+
IR
IG–B
TX
D
GND
5
–
IR
IG–B
RTS
GND
POR
T 3
EI
A
–2
3
2
POR
T 2
F
IBER OP
T
IC
TX
R
X
1
2
4
3
6
8
CT
S
7
9
POR
T
1B
ETHERNET
10
0
B
A
S
E
–F
X
F
IBER OP
T
IC
POR
T
1A
ETHERNET
10
0
B
A
S
E
–F
X
F
IBER OP
T
IC
Z0
2
IA
W1
Z0
3
Z04
IB
W1
Z05
Z06
IC
W1
Z01
Z08
IA
W2
Z09
Z10
IB
W2
Z11
Z12
IC
W2
Z0
7
(A) Rear-Panel Layout
(B) Side-Panel Input and Output Designations
Summary of Contents for SEL-787
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