9.6
SEL-421 Relay Instruction Manual Date Code 20171021
ASCII Command Reference
Description of Commands
SET
See SET on page 14.48 in the SEL-400 Series Relays Instruction Manual. The
following table lists the options specifically available in the SEL-421.
NOTE: The SEL-421-4 has only one
100-line block of automation freeform
SEL
OGIC control equation
programming.
Ta b l e 9.6 SET Comm a n d O v e r v i e w
Command Description Access Level
SET
a
a
Parameter
n
= 1–6, representing Group 1 through Group 6.
Set the Group relay settings, beginning at the first setting
in the active group.
P, 2
SET n
a
Set the Group n relay settings, beginning at the first set-
ting n each.
P, 2
SET A
b
b
Parameter
m
= 1–10 for Block 1 through Block 10.
Set the Automation SELOGIC control equation relay set-
tings in Block 1.
A, 2
SET A m
b
Set the Automation SELOGIC control equation relay set-
tings in Block m.
A, 2
SET B Bay control settings, beginning at the first setting in this
class.
P, A, O, 2
SET D Set the DNP3 remapping settings, beginning at the first
setting in this class for instance 1.
P, A, O, 2
SET D
instance
Set the DNP3 remapping settings beginning at the first
setting of instance.
P, A, O, 2
SET F Set the front-panel relay settings, beginning at the first set-
ting in this class.
P, A, O, 2
SET G Set the Global relay settings, beginning at the first setting
in this class.
P, A, O, 2
SET L
a
Set the Protection SELOGIC control equation relay settings
for the active settings group.
P, 2
SET L n
a
Set the Protection SELOGIC relay settings for Instance n,
which is Group n.
P, 2
SET M Set the Breaker Monitor relay settings, beginning at the
first setting in this class.
P, 2
SET N Enter text using the text-edit format. P, A, O, 2
SET O Set the Output SEL
OGIC control equation relay settings,
beginning at OUT101.
O, 2
SET P
c
c
Parameter
p
= 1–3, F, or 5, corresponding to PORT 1–PORT 3, PORT F, or PORT 5.
Set the port presently in use, beginning at the first setting
for this port.
P, A, O, 2
SET P p
c
Set the communications Port relay settings for Port p,
beginning at the first setting for this port.
P, A, O, 2
SET R Set the Report relay settings, beginning at the first setting
for this class.
P, A, O, 2
SET T Set the alias settings. P, A, O, 2