6. Safety Functions
6-2
Timing diagram for STO operation
STO1
STO2
Servo ON
Servo OFF
Normal
State
STO State
EDM Output
OFF
ON
Motor Supplied
with Power
ON
OFF
Dynamic Brake Relay
DB
Disengaged
DB Engaged
Servo ON/OFF
Brake Output
Brake
Disengaged
Brake Engaged
PWM Off Delay Time[0x2011] S
3[ms](DB Hold Time)
(Operated with DB
Control Mode[0x2012]
Setting)
12us
54us
Brake Output Speed[0x2407] or
Brake Output Delay Time[0x2408]
Note 3) If either STO1 or STO2 is turned off, the drive state is switched to the STO state.
Note 4) The dynamic brake operates according to the dynamic brake control mode (0x2012).
Note 5) Whichever is the earlier time, out of the points of time until the value becomes less than the setting
value of the brake output delay time (0x2408) or less than the brake output speed (0x2407), will be
applied.
Summary of Contents for L7NHF Series
Page 2: ......
Page 14: ...Table of Contents xii ...
Page 60: ...2 Wiring and Connection 2 38 ...
Page 158: ...6 Safety Functions 6 6 ...
Page 172: ...7 Tuning 7 14 ...
Page 182: ...8 Procedure Function 8 10 ...
Page 192: ...9 Full Closed Control 9 10 ...
Page 214: ...10 Object Dictionary 10 22 ...
Page 363: ...11 Product Specifications 11 43 ...
Page 364: ......