6
-46
•
Undertorque
Detection
K
K
K
K
Changing
Overtorque
and
Undertorque
Detection
Levels
Using
an
Ana-
log
Input
If
you set parameter H3-09 (Multi-function Analog Input Terminal A2 Function Selection) to 7 (overtorque/
undertorque
detection level), you can change the overtorque/undertorque detection level.
If
you change the overtorque/undertorque detection level using the multi-function analog input, only over-
torque/undertorque
detection level 1 will be enabled.
The
following diagram shows the overtorque/undertorque detection level using an analog input.
Fig 6.38 Overtorque/Undertorque Detection Level Using an Analog Input
Multi-Function
Analog
Input
(H3-09)
Set
Value
Function
Content
at
100%
Control
Methods
V/f
V/f
with
PG
Open
loop
Vec-
tor
7
Overtorque/Undertorque
Detection Level
Motor
rated torque (vector control), Inverter rated current (V/f con-
trol)
Yes
Yes
Yes
*
ON
ON
Motor current (output torque)
Undertorque detection 1 NO
or Undertorque detection 2 NO
L6-03
or
L6-06
L6-03
or
L6-06
The undertorque detection disabled margin is approximately 10% of the Inverter rated output
current (or motor rated torque)
L6-02 or L6-05
Detection level
Multi-function analog input
terminal A2 input level
(4 mA)
(20 mA)
Содержание SYSDRIVE 3G3RV
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