Expert Mode - Important Parameters - Siemens MICROMASTER Eco Operating Instructions Manual

Frequency inverter for fans and pumps
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EXPERT MODE - IMPORTANT PARAMETERS ..............

The Expert Parameters shown below are the more frequently used Expert Parameters. Consult the
Eco Reference Manual for the full parameter set.
CAUTION
• Consult the Reference manual before changing an Expert Parameter
Parameter
DM
12
10
Function
Range
(Default)
Display Mode
0-8
[0]
Automatic re-
0-1
start after mains
[1]
break
Automatic re-
0-1
start after fault
[0]
Analog input 1
0-2
type
[0]
nd
2
Skip
0-150.0
frequency (Hz)
[0.0]
rd
3
Skip
0-150.0
frequency (Hz)
[0.0]
th
4
Skip
0-150.0
frequency (Hz)
[0.0]
Description/Notes
Display selection:
0 = Output frequency (Hz
1 = Frequency setpoint (i.e. speed at which inverter is
set to run)(H)
2 = Motor current (A)
3 = DC-link voltage (V)
4 = Motor torque (% nominal)
5 = Motor speed (rpm)
6 = USS serial bus status (Code)
7 = PID Feedback signal (%)
8 = Output voltage (V)
Notes:
The display can be scaled via P010
0 = No re-start after mains break - run signal must be
re-generated
1 = Automatic re-start after mains break if run signal
is present
Automatic re-start after fault:
0 = Disabled
1 = The inverter will attempt to start up to 5 times after
a fault. If fault is not cleared after the 5th attempt, the
inverter will remain in the fault state.
WARNING: This means that a start is pending and
may happen at any time. Fault codes can be
observed in P930.
Sets analog input type for analog input 1, in
conjuncture with the settings of the DIP selector
switches 1, 2 and 3:
0 = 0V to 10V/0 to 20 mA Unipolar input
1 = 2V to 10V/4 to 20 mA Unipolar input
2 = 2V to 10V/4 to 20 mA Unipolar input with
controlled start/stop when using analog input
control. Motor starts when > 2V.
A skip frequency can be set with this parameter to
avoid the effects of mechanical resonance.
Frequencies within +/-2Hz (value of P019) of this
setting are suppressed. Stationary operation is not
possible within the suppressed frequency range - the
range is just passed through.
See P027
See P027

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