1 4 2
M O T OR DRIV E ALARMS
8.1.9 M O T OR DRIV E AL ARMS / A ct
i
ve and stored tr
i
p mon
i
tors PINS 1 8 1 / 1 8 2
Branch hopp
i
ng fac
ili
ty bet w een these t w o w
i
ndo w s.
The 4 characters
i
n the w
i
ndo w are hex codes. The tab
l
e be
l
o w sho w s ho w to decode them to b
i
nary
l
og
i
c
The codes 0, 1, 2, 4, 8 are the most
li
ke
l
y. The others on
l
y occur w
i
th 2 or more a
l
arms h
i
gh
i
n any group.
HE X C O DE
BIN A RY
0
0 0 0 0
1
0 0 0 1
2
0 0 1 0
3
0 0 1 1
4
0 1 0 0
5
0 1 0 1
6
0 1 1 0
7
0 1 1 1
HE X C O DE
BIN A RY
8
1 0 0 0
9
1 0 0 1
A
1 0 1 0
B
1 0 1 1
C
1 1 0 0
D
1 1 0 1
E
1 1 1 0
F
1 1 1 1
Note. If th
i
s va
l
ue
i
s connected to another PIN then the pure hexadec
i
ma
l
to dec
i
ma
l
equ
i
va
l
ent
i
s used.
(Most s
i
gn
i
f
i
cant character on the r
i
ght,
l
east s
i
gn
i
f
i
cant on the
l
eft).
You can decode the HE X
i
nto 1 6 f
l
ags from r
i
ght to
l
eft
i
n 4 groups of 4
HE X
HE X
HE X
HE X
us
i
ng the above tab
l
e as an a
i
d.
Examp
l
e. 0 0 0 5 sho w s ARM A T URE O V ERC URREN T and O V ERSPEED.
Examp
l
e. 0 0 6 0 sho w s MISSIN G PULSE and FIELD LO SS
L
i
st of motor a
l
arms
d
i
sp
l
ay
l
ocat
i
on 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
ARM A T URE O V ERC URREN T
0 0 0 1
SPEED FBK MIS M A T C H
0 0 1 0
O V ERSPEED
0 1 0 0
ARM A T URE O V ER V OLTS
1 0 0 0
FIELD O V ERC URREN T
0 0 0 1
FIELD LO SS
0 0 1 0
MISSIN G PULSE
0 1 0 0
ST ALL TRIP
1 0 0 0
T HERMIS T OR O N T 3 0
0 0 0 1
HE A TSINK O V ERTEMP
0 0 1 0
SH ORT C C T DIG OP
0 1 0 0
B A D REFEREN CE E X C H
1 0 0 0
C O N T A C T OR LO C K O U T
0 0 0 1
USER AL ARM INPU T (PIN 7 1 2)
0 0 1 0
SY N C HRO NIZ A TIO N LO SS
0 1 0 0
SUPPLY PH A SE LO SS
1 0 0 0
decode
decode
decode
decode
M O T OR DRIV E AL ARMS 2
1 8 1)A C TIV E TRIP M O N
1 8 1)A C TIV E TRIP M O N
0 0 0 0
PAR A ME TER
RA N GE
PIN
A C TIV E TRIP M O N
See tab
l
e be
l
o w
1 8 1
Sho w s the status of the 1 6 act
i
ve a
l
arms
(4 groups of 4
i
n HE X code). Pr
i
or to
l
atch
M O T OR DRIV E AL ARMS 2
1 8 2)S T ORED TRIP M O N
1 8 2)S T ORED TRIP M O N
0 0 0 0
PAR A ME TER
RA N GE
PIN
ST ORED TRIP M O N
See tab
l
e be
l
o w
1 8 2
Sho w s the status of the 1 6
l
atched
a
l
arms. (4 groups of 4
i
n HE X code).
Summary of Contents for PLX
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