Omron VARISPEED G7 Instruction Manual page 256

OFF
Run command
Maximum output
frequency or
set frequency
Output frequency
Output current
Minimum baseblock time
(L2-03)
Fig 6.45 Speed Search at Startup (Using Current Detection)
Speed Search after Short Baseblock (during Power Loss Recovery, etc.)
Loss Time Shorter Than Minimum Baseblock Time
•
AC power supply
ON
Output frequency
Output current
Minimum baseblock time (L2-03)
Fig 6.46 Speed Search After Baseblock (Current Detection: Loss Time < L2-03)
Loss Time Longer Than Minimum Baseblock Time
•
AC power supply
Output frequency
Output current
Fig 6.47 Speed Search After Baseblock (Current Detection: Loss Time > L2-03)
ON
Deceleration time set in b3-03
*
* Lower limit is set using Speed Search Time (b3-05).
OFF
Output frequency before power loss
*1 Baseblock time may be reduced by the output frequency
immediately before baseblock.
*1 *2 After AC power supply recovery, motor waits for the minimum
Speed Search Wait Time (b2-03).
*2
ON OFF Output frequency before power loss
Minimum baseblock time
(L2-03)
Set frequency
reference
b3-02
Set frequency
Deceleration
reference
time set in b3-03
b3-02
speed search operating current
Deceleration speed set in b3-03
b3-02
Speed search operating time
Speed search wait time (b3-05)
Continuing Operation
Set frequency
reference
6-
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