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ABB FSO-21 - Related Safety Functions

ABB FSO-21
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350 Configuration
Note: This figure shows the case when an encoder is not used.
Related safety functions
The SS1 function uses SAR1 ramp parameters. See section Configuring SAR on
page 361.
The FSO module activates the STO function if the motor speed hits a monitoring limit
(time or ramp monitoring). See section Configuring STO on page 331.
Remember to
configure SAR1!
Time
Speed
SBC activated
Inputs Outputs
SS1 activated
SS1.13 = SS1-r
SS1.01 = Version 1
STO.02 = Automatic
SS1.21
= DO X114:9
SS1.22
= None
SS1.11
= DI X113:1 & X114:1
SS1.12
= None
SBC.15
= 180 rpm
SBC.22 = STO
SAFEIO.23 = Mechanically linked NC contacts
SAFEIO.22
= DI X113:2
SS1.15 = 0 ms
SBC.21
= DO X113:7 &
X114:7
SAFEIO.53, SAFEIO.56 = On
SBC.12 = -300 ms
SBC.13 = 1200 ms
STO activated
SAFEIO.21
= DO X113:7
& X114:7

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