
5
VFD-S Series
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5-27
d11 Acceleration/Deceleration Speed Inhibit:
Parameter value d11 programs Multi-Function Input Terminal: M1 (Pr.4-04), M2 (Pr.4-05),
M3 (Pr.4-06), M4 (Pr.4-07) or M5 (Pr.4-08) for Acceleration/deceleration Inhibit. When the
command is received, acceleration and deceleration is stopped and the AC drive maintains
a constant speed.
Frequency
Master Frequency
Acceleration
inhibit
Acceleration
inhibit
Actual operation frequency
Deceleration
inhibit
Deceleration
inhibit
Time
Mx-GND
Operation
command
ON ON
ON ON
ON
OFF
d12 First or Second Acceleration/Deceleration Time Selection:
Parameter value d12 programs a Multi-Function Input Terminal: M1 (Pr.4-04), M2
(Pr.4-05), M3 (Pr.4-06), M4 (Pr.4-07) or M5 (Pr.4-08) to control selection of First or
Second Acceleration/deceleration time. (Refer to Pr.1-09 to Pr.1-12.)
GND
Mx "Close": 2nd Acceleration/Deceleraion
Mx set d12
"Open": 1st Acceleration/Deceleration
Frequency
Master
Frequency
Pr.
1-09
1st
Acceleration/
Deceleration
2nd
Acceleration/
Deceleration
1st
Acceleration
Pr.
1-10
Pr.
1-12
Pr.
1-12
2nd
Deceleration
Time
Mx-GND
operation
command
ON
ON
ON
ON
ON
OFF
Pr.
1-11
Pr.
1-09
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