Rockwell Automation SP600 AC Drive User Manual Version 1.0 User Manual

Page 178

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SP600 AC Drive User Manual

Enables/disables a feature to issue a start or run command and
automatically resume running at commanded speed after drive
input power is restored.

0 = Disabled: The drive starts on the open-to-closed transition of
the control source start input while no start inhibit conditions are
present. (Edge-sensitive detection.)

1 = Enabled: The drive starts while the control source start input is
closed and no start inhibit conditions are present. (Level-sensitive
detection.) In this case, if the drive is powered up and the input is
closed, the drive will automatically start.

Note that this feature (LevelSense Start) requires a digital input
configured for run or start and a valid start contact.

168

LevelSense Start

Range:

0 = Disabled
1 = Enabled

Default:

0 = Disabled

Access:

2

Path: Dynamic Control>Stop/Restart Modes

See also:

160, 163

!

ATTENTION: Be aware of the following:

• Setting parameter 168 to 1 (Enabled) immediately

applies output power to the motor when all start
conditions are met.

• If the drive is running from the terminal block,

LevelSense Start is enabled, and a fault occurs, the
drive coasts to rest and generates a fault. In this
case, resetting and clearing the fault immediately
restarts the drive without any change to the start or
stop input states.

When this function is enabled, the user must ensure
that automatic start up of the driven equipment will not
cause injury to operating personnel or damage to the
driven equipment. In addition, the user is responsible
for providing suitable audible or visual alarms or other
devices to indicate that this function is enabled and
the drive may start at any moment. Failure to observe
this precaution could result in severe bodily injury or
loss of life.

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