Run Stop Mode - Parker AC890 Product Manual

890CD Common Bus Drive & 890SD Standalone Drive
PREF 6901 Display
102.01

RUN STOP MODE

103.01 JOG SETPOINT
890SD Standalone Drive - Frames G, H & J
QUICK SETUP MENU
Description
RUN RAMP : The motor speed is reduced to
zero at a rate set by RAMP DECEL TIME (
A 2 second DC pulse is applied at end of
ramp
COAST : The motor is allowed to freewheel to
a standstill
DC INJECTION : On a stop command, the
motor volts are rapidly reduced at constant
frequency to deflux the motor. A low frequency
braking current is then applied until the motor
speed is almost zero. This is followed by a
timed DC pulse to hold the motor shaft.
STOP RAMP : The motor will decelerate at a
rate set by STOP TIME (REFERENCE STOP
function block).
Speed the 890 will run at if the Jog input is
high, as a percentage of the MAX SPEED
parameter
Keypad Menus
Range
0 : RUN RAMP
S
4). 1 : COAST
2 : DC INJECTION
3 : STOP RAMP
-100.00 to 100.00%
Default
0
10.00%
8-20
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