E6581697
F-88
6
<Example of operation>
1) Output terminal function: 28 (OT) Over-torque detection
f615
=
0
(Alarm only)
Time [sec]
-
Torque (%)
Over-torque
signal output
less than
ON
OFF
OFF
When
f615
=
1
(tripping), the inverter will trip if over-torque lasts for the period of time set with
f618
. In such a case, the over-torque signal remains ON.
6.24.11 Cooling fan control selection
f620
: Cooling fan ON/OFF control
Function
Set to operate the fan only when the ambient temperature is high during operation. When the inverter
is on, the service life of the cooling fan is longer than if it is always running.
f620
=
0
: Cooling fan automatically controlled. Cooling fan operates only when the ambient temperature is
high during operation.
f620
=
1
: Cooling fan not automatically controlled. Fan is always running when the inverter is on.
+
If the ambient temperature is high, even when the inverter is stopped, the cooling fan automatically
operates.
[Parameter setting]
Title
Function
Adjustment range
Default setting
f620
Cooling fan ON/OFF control
0: ON/OFF control
1: Always ON
0
Summary of Contents for TOSVERT VF-MB1
Page 350: ...2011 07 ...