Programming  
890CS Common Bus Supply - Frames B & D; 890CD Common Bus Drive and 890SD Standalone Drive - Frames B, C & D  Page D-121 
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SLEW RATE LIMIT 
SETUP::MOTOR CONTROL::SLEW RATE LIMIT 
Designed for all Motor Control Modes. 
This function block prevents over-current and over-voltage faults occurring due to a rapidly changing setpoint. 
Parameter Descriptions 
ENABLE 
PREF: 22.01  Default: TRUE 
Range: FALSE / TRUE  
When this parameter is FALSE, this function block is disabled and the setpoint is unaffected by this function block. 
ACCEL LIMIT  
PREF: 22.02  Default: 500.0 Hz/s 
Range: 1.0 to 1200.0 Hz/s  
The maximum rate at which the setpoint may accelerate away from zero. 
DECEL LIMIT  
PREF: 22.03  Default: 500.0 Hz/s 
Range: 1.0 to 1200.0 Hz/s  
The maximum rate at which the setpoint may decelerate towards zero.