Description of the blocks
4.7 MMRevDhl motor block
SIMOCODE pro PCS 7 Library V9.0
210 Programming and Operating Manual, 06/2017, A5E40899442002A/RS-AA/001
Interlocking with Permit, Intlock and Protect
A maximum of three types of interlock can be used for the MMRevDhl block. Three separate
inputs named
Permit, Intlock and Protect are available for these functions.
Table 4- 97 Interlock types
1
Activation enable ("Permission"):
The activation enable makes it possible to leave the neutral position of
the block in response to operator input or a command from the program
(CFC). The activation enable has no effect if the block is not in the
0
Interlock without reset ("Interlock"):
An active interlock condition brings the block to the neutral position.
After the interlock condition has gone, the currently active control func-
tion becomes active again in automatic or local mode. In manual mode
the faceplate can be operated again after the interlock condition has
0
Interlock with reset ("Protection"):
An active interlock condition brings the block to the neutral position.
After the interlock conditions are cleared, the operator or an activation
sequence must perform a reset to once again enable activation of the
control according to the input parameters.
The state of the interlock is visualized in the faceplates and in the block icons.
Table 4- 98 Icons for interlock
No interlock is active
One or more interlocks are pending
No lock Individual interlocks are not active (the input parameters are inactive; the button in
the faceplate is invisible):
• Perm_En = 0 or Permit.ST = 16#FF
•
Prot_En = 0 or Protect.ST = 16#FF
•
or
Note
No safe position
Motors and values are not put into the safe position if one of the interloc
k inputs is active
= 0) and the corresponding signal status is 16#FF (
).
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