Interlocking - Siemens SIMOCODE DP Programming And Operating Manual

SIMO_CHN Function
3.1 Description
3.1.9

Interlocking

Control Function DIR, SOFT, STAR, REV, POL, DAHL
● When LOCK is set, the motor is switched off directly or cannot be switched on.
● LOCK_ON switches the motor on or prevents it from being switched off.
● LOCK_OPT is used to define the option selected for LOCK_ON = 1 (forward / reverse;
fast / slow).
Note
LOCK_OPT is not active for control functions DIR, SOFT, and STAR.
LOCK has higher priority than settings made with LOCK_ON.
Control Function VALVE, POS
● With LOCK set, the solenoid valve or positioner runs in the position defined by safety
position SS_POS.
● VL_OPEN causes selection of OPEN position and VL_CLOSE causes selection of
CLOSED position.
● VL_HOLD is only active in the POS control function and causes the positioner to stop at
its current position.
Block I/O
LOCK
LOCK_ON
LOCK_OPT
VL_OPEN
VL_CLOSE
VL_HOLD
SS_POS
16
DIR/SOFT/STAR REV/POL/DAHL
Motor switches Motor switches OFF
OFF
Motor switches Motor performs the
ON option defined by
LOCK_OPT
not active 0=FORW./ FAST
1=REV./ SLOW
not active not active
not active not active
not active not active
not active not active
Programming and Operating Manual, 09/2019, A5E48307694002A/RS-AA/001
VALVE
Solenoid valve runs
in position defined by
SS_POS (OPEN or
CLOSED)
not active
not active
Solenoid valve
OPEN
Solenoid valve
CLOSED
not active
0=CLOSED
(default) 1=OPEN
SIMOCODE DP PCS 7 Library Migration (Legacy) - V9.0 SP2
POS
Positioner runs in
position defined by
SS_POS (OPEN or
CLOSED)
not active
not active
Positioner runs in
OPEN
Positioner runs in
CLOSED
1=STOP
0=CLOSED
(default) 1=OPEN