Time Limit - Parker AC890 Product Manual

Frame g, h & j

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Parameter Descriptions

Determines the time in which the speed setpoint is ramped to zero. This is expressed as the time to ramp from MAX SPEED to

INITIAL STEP

This parameter sets the initial speed reduction step at the start of the power loss control sequence.

TIME LIMIT

Determines the maximum allowed time of the Power Loss Ride-Through sequence. Once timeout is reached, the drive is

allowed to Coast to Stop and eventually trip on UNDERVOLTS.

PWR LOSS ACTIVE

This diagnostic is set to TRUE while the Power Loss Ride-Through sequence is active.

890SD Standalone Drive - Frames G, H & J

PREF: 112.05

PREF: 112.08

PREF: 112.06

PREF: 112.07

Default: 5.00 s

Default: 0.00 %

Default: 30.00 s

Default: FALSE

Range: 0.01 to 300.00 s

Range: 0.00 to 100.00 %

Range: 0.00 to 300.00 s

Range: FALSE / TRUE

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