The Keypad and Display Interface Perfect Harmony GENIII/e User’s Manual
3-30 A1A19000405A: Version 1.3
3
Table 3-14: Speed Ramp Setup Menu (2260)
Table 3-15: Critical Frequency Menu (2340)
The critical frequency feature (sometimes called resonance avoidance) is accomplished using skip frequencies and
skip bands as defined in Table
3-16. This is illustrated in Figure 3-22.
Parameter ID Units Default Min Max Description
Accel time 1 2270 sec 5.0 0.0 3200.0 Acceleration time 1 in seconds.
Decel time 1 2280 sec 5.0 0.0 3200.0 Deceleration time 1 in seconds.
Accel time 2 2290 sec 5.0 0.0 3200.0 Acceleration time 2 in seconds.
Decel time 2 2300 sec 5.0 0.0 3200.0 Deceleration time 2 in seconds.
Accel time 3 2310 sec 50.0 0.0 3200.0 Acceleration time 3 in seconds.
Decel time 3 2320 sec 50.0 0.0 3200.0 Deceleration time 3 in seconds.
Jerk rate 2330 0.1 0.0 3200.0
Jerk rate in time to reach an
acceleration rate that will achieve rated
velocity in 1 sec.
Parameter ID Units Default Min Max Description
Skip center freq 1 2350 Hz 15.0 0.0 360.0
Enter the center of the first critical
frequency band to be avoided.
Skip center freq 2 2360 Hz 30.0 0.0 360.0
Enter the center of the second
critical frequency band to be
avoided.
Skip center freq 3 2370 Hz 45.0 0.0 360.0
Enter the center of the third critical
frequency band to be avoided.
Skip bandwidth 1 2380 Hz 0.0 0.0 6.0
Enter the bandwidth of the first
critical frequency band to be
avoided.
Skip bandwidth 2 2390 Hz 0.0 0.0 6.0
Enter the bandwidth of the second
critical frequency band to be
avoided.
Skip bandwidth 3 2400 Hz 0.0 0.0 6.0
Enter the bandwidth of the third
critical frequency band to be
avoided.
Freq avoid accel time 2410 sec 5.0 0.0 180.0
The accelerate used to pass through
critical speed bands.
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