Siemens MICROMASTER 420 - Page 80

International English 5. SYSTEM PARAMETERS
80 MICROMASTER 420 Operating Instructions
6SE6400-5AA00-0BP0
Parameter
Number
Parameter Name
Min
Max
[Default]
Units
♦
♦♦
♦P0003 User
Access Level
♦
♦♦
♦P0004 Setting
♦
♦♦
♦Changeable
♦
♦♦
♦Status
P1311 Acceleration boost
Applies boost following a positive setpoint change and drops back out once the setpoint is
reached. This can be useful to improve response to small positive setpoint changes.
V
V Nom
(P0304)
100%
F Nom
(P0310)
F Max
(P1082)
Vmax
N
o
r
m
a
l
V
/
f
50%
F Boost Min
(P1305 - expert)
Vmax
Note
• Increasing the Boost Levels increases the heating of the motor.
• Refer to note in P1310 with respect to Boost priorities.
• The achievable boost value is limited by the setting in P0640.
• Σ Boosts < 300/I
mot
* R
S
0
250
[0]
%
2
13
‘•’
Starting boostP1312
Applies a constant linear offset to the active V/f curve (either linear or quadratic) after an
ON command and is active until setpoint is reached for the 1
st
time. This is useful for
starting loads with high inertia.
V
V Nom
(P0304)
P1312
0
F Nom
(P0310)
F Max
(P1082)
V Max
V Max
Normal V/f
0
250
[0]
%
2
13
‘•’