Operating Instructions
Modular Safety Control System MSC
156
(Translation of the original operating instructions) 2121331-04-04/19
12,6 ms
164 ms
376 ms
488 ms
Base
unit
1
Base
unit
4
Base
unit
2
Base
unit
3
Figure 189: Response time of the network
Condition 3:
If the IN input on the network function block on one of the 4 nodes switches to the state "0" (FALSE), see
Figure 188
1. The local output changes to the state "0" (FALSE).
2. The RUN signal continues to be sent via the Network_OUT lines.
3. The states of the other nodes remain unchanged.
4. In this event the local reset method must be used. The Reset_in LED flashes to indicate this state. The related node can
be restarted using its reset.
The Reset_In and
Network_IN
inputs and the
Network_OUT
output can only be represented on the I/O terminals of the
base unit.
Network IN
Network OUT (OSSD)
Network OUT (STATUS)
Reset in
LED
FAIL EXT
IN
(1)
OSSD
(2)
STATUS
IN
(3)
STATE
STOP
OFF
OFF
RED
OFF
OFF
CLEAR
OFF
FLASHING
RED/GREEN (FLASHING)
FLASHING
FLASHING
RUN
OFF
ON
GREEN
ON
ON
FAIL
ON
FLASHING
–
–
–
(1) Corresponds to the input that is connected to Network IN.
(2) Corresponds to the input that is connected to Network OUT.
(3) Corresponds to the input that is connected to Reset IN.
Table 76: Signals of the "NETWORK" function block
Содержание MSC
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