Chapter 3 Electrical Wiring｜VP3000
103
3. External 24V power wiring
⚫ Remove the short-circuit of S24V-STO1-STO2.
⚫ As shown in the figure below, the ESTOP switch must be closed in normal situation so the
drive can output normally.
⚫ In STO mode, the ESTOP switch is turned ON, the drive stops output, and the keypad
displays STO.
⚫ With this connection, the SCM must be connected to the negative terminal of the external
power supply to form a power supply circuit.
Figure 3-48
3-5-5 Parameters and Fault Codes
⚫ Pr.H0-14 sets the reset method of STO fault, refer to Chapter 13 for detail.
⚫ Refer to Parameter Group O for detail description of fault records, refer to Chapter 8 for fault
treatment.
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