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Magtrol Model DSP7000 Dynamometer ControllerChapter 6 – Manually Controlled Operation
OPERATION
6.4 HOW TO SET SPEED CONTROL
Note: When using speed control, motors between 0 and 100 rpm cannot
be tested unless the dynamometer is equipped with an optional,
high resolution speed encoder.
1. Beginning with the brake in the OFF position, press SHIFT.
2. Press MAX SPEED button. The display should appear as follows:
BRAKE STATUS SET POINT SET POINT PID
TORQUE SPEED USER DISPLAY
0.000 X
OFF
0.000 XX.XX
0000
0%
0% 0%
0 MAX SPEED
Figure 6–4 Max Speed Menu
3. Use and buttons and the Decrease/Increase dial to set a value equal to or slightly greater
than the free-run speed of the motor under test.
4. Press the SHIFT button to exit the MAX SPEED function.
5. Press the SPEED SET button.
6. Use and buttons and the Decrease/Increase dial to set a speed equal to the max speed.
Note: PID values should be set at this time. See Section 4.3 – Setting the
Correct PID’s for Your Motor.
7. Use the Brake ON/OFF button to turn the brake ON.
8. Start the motor under test.
9. Press the SPEED SET button and adjust the set point to the desired speed.
Desired Results
The dynamometer should load the motor under test to the desired speed quickly
with little or no overshoot when the BRAKE button is cycled ON or OFF.
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