4-169
Multi-function digital outputs (R1A-R1C, R2A-R2C) can be set to an over torque detection condition by setting
parameters 03-11 or 03-12 to 12. Refer to figure 4.3.72
R1A
R1B
R1C
R2A
R2C
}
}
03-11
03-12
Figure 4.3.72 Over/Low torque detection for DI/DO terminals
10% hystersis
width
Inverter output current
( or motor output torque)
Detection level (08-15)
Overtorque
detection
signal
t
t
08-16
08-16
Figure 4.3.73 Over-torque detection operation
08-17
Fire Mode
Range
【
0
】
:
Disabled
【
1
】
:
Enabled
08-17=0:
Fire Mode disabled
08-17=1:
Fire Mode enabled
Warning:
Use of this mode for any application must be considered carefully and all safety implications must be
taken into account. When enabled and Fire Mode is activated (See multi-function digital inputs,
03-00~03-05=
【
28
】
,
all protection features of the inverter will be disabled and the unit will continue to operate until its possible
destruction. All liabilities for the use of this function will remain user’s responsibility.
08-23
Ground Fault (GF) selection
Range
【
0
】
:
Disabled
【
1
】
:
Enabled
If the inverter leakage current is greater than 50% of inverter rated current and the ground fault function is
enabled (08-23=1), the keypad will display a "GF", motor will coast to a stop and fault contact is activated.
Note:
this function is only available for inverter Frames 3, 4.