ABB ACS880-17, Руководство пользователя

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22 Option description and instructions
Emergency stop, stop category 1 with ramp monitoring
This time scheme diagram illustrates the operation of the Emergency stop, stop category 1
safety function with ramp monitoring. This option uses the Safe stop 1 (SS1) function of
the FSO module. For more information, see the FSO module user’s manual.
Case A : The motor speed goes below the zero speed limit within the user-defined stop
ramp monitoring window.
Case B : The motor speed does not follow the user-defined stop ramp monitoring window.
Time
Motor speed
1 2 5a 6a
E-stop button
(SS1 request)
Drive STO
status
Reset button
B
3a
A
4a
Indication lamp
Time
Motor speed
1
2 6b 7b
E-stop button
(SS1 request)
Drive STO
status
Reset button
B
3b
A
4b
C
Indication lamp
5b
STO.14