Chapter 7 Parameters  ASDA-B2 
7-102  Revision May, 2018 
Table 7.2  Function Description of Digital Output (DO) 
Setting value: 0x01 
DO 
Name 
Function Description of Digital Output (DO) 
Trigger 
Method 
Control 
Mode 
SRDY 
When the controlled and main circuit power is applied 
to the drive, this DO is ON if no alarm occurs. 
Level 
Triggered 
All 
 
Setting value: 0x02 
DO 
Name 
Function Description of Digital Output (DO) 
Trigger 
Method 
Control 
Mode 
SON 
When the servo is ON, this DO is ON if no alarm 
occurs. 
Level 
Triggered 
All 
 
Setting value: 0x03 
DO 
Name 
Function Description of Digital Output (DO) 
Trigger 
Method 
Control 
Mode 
ZSPD 
When the motor speed is slower than the setting 
speed of zero speed (P1-38), this DO is ON. 
Level 
Triggered 
All 
 
Setting value: 0x04 
DO 
Name 
Function Description of Digital Output (DO) 
Trigger 
Method 
Control 
Mode 
TSPD 
When the motor speed is faster than the target speed 
(P1-39), this DO is ON. 
Level 
Triggered 
All 
 
Setting value: 0x05 
DO 
Name 
Function Description of Digital Output (DO) 
Trigger 
Method 
Control 
Mode 
TPOS 
In position mode, when the deviation pulse number is 
smaller than the position range (the setting value of 
P1-54), this DO is ON. 
Level 
Triggered 
PT 
 
Setting value: 0x06 
DO 
Name 
Function Description of Digital Output (DO) 
Trigger 
Method 
Control 
Mode 
TQL 
When it is in torque limit, this DO is ON. 
Level 
Triggered 
All, 
except 
T, T z