ABB DCS 500B

Functional Software description
78 DCS 500 Software Description
O1
DI8
O2
10715 10716
RUN
[IN]
DO6
[INV IN]
LIFT_BRAKE
811
812
>1
TREF OUT
BRAKE CONTROL
TREF ENABLE
10301 10302
[HOLD REF] [BR RELEAS E] [MIN SP IND] START DELAY STOP DELAY HOLD TORQ
305
C:
306
C:
307
C:
301
302 303
10303
DECEL CMND
BRAKE RUN
10305
SP T5
T20
SP
SP
T20
EMESTOP BRAKE
308
C:
[ACK BRAKE]
304
LIFT BRAKE
10304
[ON/OFF]
DRIVE LOGIC
[RUN1]
901
902
SP
[RUN2]
903
[RUN3]
904
MIN SPEED
OUT
SPEED CONTROL
12004
12005
[IN] [RINT] [BAL] [BAL REF] [BAL2] [BAL2 REF]
2009
2010
2011 2006
2007 2008
[HOLD]
2012
IN LIM
SP
KP
SET1
VAL1
SET2
VAL2
DROOPING
HOLD
CLEAR
[IN]
LOC.SP.REF [RES_IN] [HOLD]
ACT
RAMP GENERATOR
1701
1702
11701
LOCAL
0
H
OUT
1703 1707
11702
ACCEL
SIGN
4
(To figure 4)
SP
0
1803
C:
11703
COMP
12201
Figure 52 Brake control example connection