Delta MS300 Series User Manual page 788

Signal
S1–DCM
S2–DCM
Drive output
Error displayed on
No error displayed
the keypad
Response time
RESET
mechanism
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 an error detected in the internal loop of the channel 1 or channel 2.
 S1 DCM / S2 DCM ON: means S1
– –
 S1 DCM / S2 DCM OFF: means S1
– –
ON
ON
Ready to output
(Torque output off)
N/A
Cycle power to the
N/A
Table 17-6: Action logic and keypad display description
DCM / S2
–
DCM / S2
–
Chapter 17 Safe Torque Off FunctionMS300
Status
ON
OFF
STL2 mode STL1 mode
(Torque output off)
STL2
≤ 20 ms
Cycle power to the
drive
DCM inputs a power supply > 11 V
–
DCM inputs a power supply < 5 V
–
779
OFF OFF
ON OFF
STO mode
(Torque output off)
STL1 STO
Press RESET
drive directly
DC
DC
.
.