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3-3
Terminal Description
External Resistor
--
4k7
2k2
1k
The zero speed detector operates from the Controller Output voltage, the default level is
set to 6% of 180V dc.
Switches
Switch
SW1
Imax.
Imax.
Imax.
SW2
½ Speed Demand
SW3
¼ Speed Feedback
SW4
Tacho Feedback
Potentiometers
P1 RAMP UP
P2 RAMP DOWN
P3 SPEED STABILITY
P4 CURRENT
CALIBRATION
P5 IR
COMPENSATION
P6 MINIMUM SPEED
P7 MAXIMUM SPEED
LEDS
POWER-ON
Indicates power supply is present on terminals. (Note:- This LED
does not indicate that the CORRECT voltage is applied).
HEALTH
When illuminated the controller is unhealthy due to either an
overcurrent trip or a stall trip condition. Should normally be "OFF".
Table 3.1
Terminal Volts at Zero Speed
10.75V
Off
506 - 0.25 to 1.5A
507 - 0.5 to 3.0A
508 - 1.0 to 6.0A
Setpoint ramp adjustment clockwise to increase time.
Setpoint ramp adjustment clockwise to increase time.
Speed loop stability clockwise increase response.
Output current calibration clockwise to increase output.
Speed droop compensation armature voltage feedback.
Clockwise to increase compensation. Minimum speed at
zero setpoint. (Can also be used as zero speed trim
anticlockwise to reduce speed at zero setpoint).
Maximum speed calibration clockwise to increase speed.
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5.5V
2.5V
2V
On
Imax.
506 - 0.5 to 3.0A
Imax.
507 - 1.0 to 6.0A
Imax.
508 - 2.0 to 12.0A
Full Speed Demand
Full Speed Feedback
Armature Feedback
180Va
90Va
6%
12%
3%
6%
2%
4%
1%
2%
506/507/508 - HA389427
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