Delta VFD11AMS21AFSHA, User Manual

Page: 445 / 445

Chapter 17 Safe Torque Off Function

MS300
(High Speed Model)
17-12
Signal Status
S1~DCM ON ON OFF OFF
S2~DCM ON OFF ON OFF
Drive output Ready to output
STL2 mode
(Torque output off)
STL1 mode
(Torque output off)
STO mode
(Torque output off)
Error displayed on
keypad
No error displayed STL2 STL1 STO
Response time
N.A ≤ 20 ms
RESET
mechanism
N.A Re-power the drive
Re-powe` the drive
Can be RESET
directly
Table 5
 STO means channel 1 and 2 operate simultaneously and enter Safe Torque Off.
 STL1 means channel 1 operates.
 STL2 means channel 2 operates.
 STL3 means there is error detected in the internal circuit of channel 1 or channel 2.
 S1
~
DCM / S2
~
DCM ON: means S1~ DCM / S2
~
DCM inputs a power supply > 11 VDC.
 S1~ DCM / S2
~
DCM OFF: means S1~ DCM / S2
~
DCM inputs a power supply < 5 VDC.