Menu 2: Ramps - Emerson Mentor MP Short Manual

8.2

Menu 2: Ramps

The pre-ramp speed reference passes through the ramp block controlled by menu 2
before being used by the drive to produce input to the speed controller. The ramp block
includes: linear ramps, and an S ramp function for ramped acceleration and
deceleration.
Figure 8-2 Menu 2 logic diagram
Acceleration rates 1 ~ 8
2.11
Acceleration rate 1
2.12 Acceleration rate 2
2.13
Acceleration rate 3
2.14
Acceleration rate 4
2.15 Acceleration rate 5
2.16 Acceleration rate 6
2.17
Acceleration rate 7
2.18
Acceleration rate 8
Preset reference
selected indicator
Pre-ramp speed
1.03
reference
90
Acceleration rate select bits
2.34
2.33 2.32
2.32
Acceleration
2.30
ramp selected
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
1.50
1
2
3
4
5
6
7
8
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Input
terminals
Output
terminals
The parameters are all shown at their default settings
Acceleration
rate selector
2.10
Jog acceleration
rate
Jog selected
1.13
indicator
Reverse
accel. rate
N
Mentor MP Short Form Guide
Key
Read-write (RW)
0.XX
parameter
Read-only (RO)
0.XX
parameter
2.19
Forward
accel. rate
N
t t
Acceleration
Ramp control
2.03 Ramp hold
S-Ramp time
2.40
S-Ramp mode
2.41
Ramp rate speed units
2.39
Issue Number: 5