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Chapter 18 Safe Torque Off Function│CFP2000
18-5 Operating Sequence Description
18-5-1 Normal operation status
As shown in Figure 1: When the STO1–SCM1 and STO2–SCM2=ON (no STO function is needed),
the drive executes "Operating" or "Output Stop" according to the RUN/STOP command.
18-5-2-1 STO, Pr.06-44=0, Pr.02-35=0
As shown in Figure 4: When both of STO1–SCM1 and STO2–SCM2 channel have turned off during
operating, the STO function enables and the drive stops output regardless of Run command is ON or
OFF status.
18-5-2-2 STO, Pr.06-44=0, Pr.02-35=1
As shown in Figure 3: the same as figure 2. However, due to the setting for Pr.02-35 is 1, if the
operating command still exists after the Reset command, the drive will immediately execute the run
command again.
Figure 1
Figure 2
Figure 3
18-6
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