Bardac PLX - Block Diagram of Contactor Control

86 CHA NGE PARA METERS
6.5.1.1 Block diagram of contactor control
ST ART/J OG
Alarms are
reset by a
high to low
transition
T 3 2 J O G
T 3 3 ST ART
T 3 1 RUN
HIG H = ON
LO W = OFF
0V SWITCH
The contactor
control relay has
a 24 V coil with a
10 0mS hardware
off delay. The
coil is only
energised w ith
CST OP at 24 V
AND the 0 V
switch on
(
HIG H
)
Drive run
PIN
16 7
ANDED
JOG
PIN 30 6
ANDED
ST A RT
PIN 30 7
ANDED
RUN
PIN 30 5
INTERN AL
RUN
PIN 30 8
T 3 4 CS T OP
T 3 5 + 2 4 V
A lo w RUN input sets
drop out delay to zero
Drop out delay IP
Enable
From
zero interlock
High for Supply
s
y
nchronisati on
Hidden PIN 72 0
System reset
pulse
ALARMS A ll
Healthy when
high
PIN 698
2 second
off delay
Drive start
PIN
16 6
J O G
flag
PIN
68 9
REA D Y
flag
PIN
69 9
T 47
LA T 1
T 48
LA T 2
T 45
C ON1
T 46
CO N2
CONT A C TOR CONTROL
ST OP M ODE RA M
P
PIN 131
Speed
Feedback Rect
PIN 58
Live delay
mode
PIN 60
Drop out
Delay
PIN 57
Stop time
limit
PIN 59
Drop out
Speed
Contactor drop
O ut
TIMER
Control
logic
Contactor
Control
Enable
Control
logic
Internal
enable
Stop mode
Ramp time.
To speed
co
n
t
r
o
l
b
l
oc
k
Stop mode
Ramp time
PIN 56
Total speed
Ref + ref prior
to the Run
Mode Ramp
ZERO
Interlock
PIN 117
Zero interlocks
Speed level
PIN 123
Total
Speed
Reference
PIN 120
Zero speed
flag
Rect
PIN 131
Speed
Feedback
PIN 119
Zero ref flag
Rect
Rect
Rect
PIN 116
Zero ref
Start enable
Zero ref start
control logic
To current
control logic
PIN 118
ZI current
level
PIN 12 1 At
S’still flag
To firin
g
ccts
PIN 115
Standstill
enable
PIN 122
Zero speed
lock
Standstill and
position lock
control logic