YASKAWA AC Drive-A1000 Technical Manual page 224

5.7 H: Terminal Functions
Status
Open Output frequency or motor speed exceeded L4-03 plus L4-04.
Closed Output frequency or motor speed is below L4-03 or has not exceeded L4-03 plus L4-04.
Frequency
detection 3
Refer to L4-03, L4-04: Speed Agreement Detection Level and Detection Width (+/-) on page 256
Setting 16: Frequency Detection 4
The output closes when the output frequency or motor speed (CLV, CLV/PM) is above the detection level set in L4-03. The
terminal remains closed until the output frequency or motor speed falls below L4-03 minus the setting of L4-04.
Status
Open Output frequency or motor speed is below L4-03 minus L4-04 or has not exceeded L4-03.
Closed Output frequency or motor speed exceeded L4-03.
Note: The detection level L4-03 is a signed value; detection works in the specified direction only.
Frequency
Detection 4
Refer to L4-03, L4-04: Speed Agreement Detection Level and Detection Width (+/-) on page 256
Setting 1A: During Reverse
A digital output set for "During reverse" closes when the drive is running the motor in the reverse direction.
Status
Open Motor is being driven in the forward direction or stopped.
Closed Motor is being driven in reverse.
224
Output Frequency
or Motor Speed
ON OFF
Figure 5.73 Frequency Detection 3 Example with a Positive L3-04 Value
Output Frequency
or Motor Speed
OFF
ON
Figure 5.74 Frequency Detection 4 Example with Positive L3-04 Value
Description
L4-04
L4-03
Description
L4-04
L4-03
Description
YASKAWA ELECTRIC SIEP C710616 31B YASKAWA AC Drive – A1000 Technical Manual
for more details.
for more details.