SEL-751A Option Cards
Refer to the Model Option Table on the SEL website for ordering details.
Card Type
Card Slot Options
C D E
SELECT EIA-232/485 X
SELECT DeviceNet X
SELECT 3 DI/4 DO/1 AO (one card per relay only) X X X
SELECT 4 DI/4 DO
a
X X X
SEL
ECT 4 DI/3 DO (one Form B and two Form C outputs)
b
XXX
SELECT 8 DI X X X
SELECT 4 AI/4 AO (one card per relay only) X X X
SELECT 8 AI X X X
SEL
ECT 10 RTD X
SELECT 3 AVI (MOT...x71x...) X
SELECT 5 AVI (MOT...x72x...)
c
X
SELECT 5 AVI (MOT...x73x...)
d
X
SEL
ECT 3 AVI/4 AFDI (MOT...x74x...)
d
X
SELECT 5 AVI/1 ACI (MOT...x75/76x...)
e
X
a
4 DI/4 DO with fast, high-current interrupting DO requires R102 or higher firmware revision.
b
Requires R303, R403, or higher firmware revision.
c
Requires R200 or higher firmware revision.
d
Requires R300 or higher firmware revision.
e
Requires R405 or higher firmware revision.
q SELECT Power Supply with I/O (Slot A)
w SELECT Processor and Communications Card (Slot B)
e SELECT I/O Expansion Card (Slot C; see table)
r SELECT I/O Expansion Card (Slot D; see table)
t SELECT I/O Expansion Card (Slot E; see table)
y SELECT 4 ACI Card (Slot Z)
u Device Case
i Rear-Panel Mounting Screws
o Rear Panel
o
i
u
y
t
r
e
w
q
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