Parker ac890 User Manual

Programming D-132
890CS Common Bus Supply - Frames B & D; 890CD Common Bus Drive and 890SD Standalone Drive - Frames B, C & D
REFERENCE STOP
SETUP::SEQ & REF::REFERENCE STOP
This function block holds all the parameters concerning the stopping method of the Drive.
The stopping methods of the Drive are described in more detail in Chapter 8: “Operating the Drive” - Starting and Stopping
Methods.
Parameter Descriptions
RUN STOP MODE
PREF: 102.01
Default: 0
Range: See below
Selects stopping mode that the controller will use once the run command has been removed. The choices are:
Enumerated Value
:
Stopping Mode
0 : RUN RAMP
1 : COAST
2 : DC INJECTION (only Volts/Hz control mode)
3 : STOP RAMP
When RUN RAMP is selected the Drive will decelerate using the reference ra
mp deceleration time, provided it is non zero.
When COAST is selected the motor will free
-wheel. When DC INJECTION is selected the motor is stopped by applying dc
current. When STOP RAMP is selected the motor will decelerate in STOP TIME.
STOP TIME
PREF:
102.02
Default: 10.0 s
Range: 0.0 to 600.0 s
Rate at which the demand is ramped to zero after the ramp has been quenched.
STOP ZERO SPEED
PREF: 102.03
Default: 0.10 %
Range: 0.00 to 100.00 %
Threshold for zero speed detection used by stop sequences.
STOP DELAY
PREF: 102.04
Default: 0.500 s
Range: 0.000 to 30.000 s
Sets the time at which the Drive holds zero speed before quenching after a normal stop or a jog stop. This may be particularly
useful if a mechanical brake requires time to operate at ze
ro speed, or for jogging a machine to position.

Parker ac890 Specifications

General

Brand	Parker
Model	ac890
Category	DC Drives
Language	English