Chapter 4 Parameters|
4-36 Revision May 2008, ME14, SW V3.04
Settings Function Description
11
First or Second
Accel/Decel Time
Selection
Parameter value 11 programs a Multi-Function Input
Terminal: M1 (Pr.38), M2 (Pr.39), M3 (Pr.40), M4 (Pr.41) or
M5 (Pr.42) for selecting the First or Second Accel/Decel time.
(Refer to Pr.10 to Pr.13.)
GND
Mx "Close": 2nd Accel/Decel
Mx set 11
"Open": 1st Accel/Decel
Frequency
Master
Frequency
Pr.10
1st
Accel/
Decel
2nd
Accel/
Decel
1st
Accel
Pr.11 Pr.12
Pr.13 Pr.10
Pr.13
2nd
Decel
Time
Mx-GND
operation
command
ON
ON
ON
ON
ON
OFF
12
External Base Block
(N.O.)
(Normally Open Contact
Input)
13
External Base Block
(N.C.)
(Normally Close Contact
Input)
Parameter values 12, 13 program Multi-Function Input
Terminals: M1 (Pr.38), M2 (Pr.39), M3 (Pr.40), M4 (Pr.41) or
M5 (Pr.42) for external Base Block control. Value 12 is for
normally open (N.O.) input, and value 13 is for a N.C. input.
GND
B.B.
N.O.
setting by 12
B.B.(N.C.)
setting by 13
Mx "Close": Operation available.
Mx "Open":Operation available.
Note: When a Base-Block signal is received, the AC drive will
stop all output and the motor will coast. When base
block control is deactivated, the AC drive will start its
speed search function and synchronize with the motor
speed, and then accelerate to the Master Frequency.
External
base-block
signal
Output
frequency
Output
voltage
Capacitor
discharge
Allowable max. power loss time
Pr.33
Speed search starts with the
reference value
Low voltage
Pr.34
Min. base-block time
Low voltage
Speed search operation
Pr.32=1
Speed synchronization
detection
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