Siemens 440 User Manual
6 Commissioning
Issue 10/06
MICROMASTER 440
72
Operating Instructions (Compact)
6.4.20 Diagnostic
parameters
r0021 CO: Act. filtered frequency
Displays actual inverter output frequency (r0021) excluding slip compensation, resonance
damping and frequency limitation.
damping and frequency limitation.
r0022 Act. filtered rotor speed
Displays calculated rotor speed based on inverter output frequency [Hz] x 120 / number of
poles.
poles.
r0313
60
[Hz]
r0021
[1/min]
r0022
⋅
=
r0032 CO: Act. filtered power
Displays motor power (power output at the motor shaft).
Motor
ω, M
M
f
2
M
P
mech
⋅
⋅
π
⋅
=
⋅
ω
=
⇒
[Nm]
r0031
[1/min]
60
r0022
π
2
1000
1
[kW]
r0032
⋅
⋅
⋅
⋅
=
[kW]
r0032
0.75
[hp]
r0032
⋅
=
r0035 CO: Motor temperature
Displays the measured motor temperature in °C.
r0036 CO: Frequency inverter utilization
Displays the frequency inverter utilization as a % referred to the overload. In so doing, the
value is calculated using the I
value is calculated using the I
2
t model.
The I
2
t actual value relative to the maximum possible I
2
t value provides the level of
utilization.
r0039 CO: Energy consumpt. meter [kWh]
Displays electrical energy used by inverter since display was last reset.
ist
dt
cos
i
u
3
dt
P
r0039
0
0
W
⋅
ϕ
⋅
⋅
⋅
∫
=
⋅
∫
=
ist
t
t
r0052 CO/BO: Act. status word 1
Displays the first active status word (ZSW) of the frequency inverter (bit format) and can be
used to diagnose the inverter status.
used to diagnose the inverter status.
Bit00 Drive ready 0 NO 1 YES
Bit01 Drive ready to run 0 NO 1 YES
Bit02 Drive running 0 NO 1 YES
Bit03 Drive fault active 0 NO 1 YES
Bit04 OFF2 active 0 YES 1 NO
Bit05 OFF3 active 0 YES 1 NO
Bit06 ON inhibit active 0 NO 1 YES
Bit07 Drive warning active 0 NO 1 YES
Bit08 Deviation setpoint / act. value 0 YES 1 NO
Bit09 PZD control 0 NO 1 YES
Bit10 Maximum frequency reached 0 NO 1 YES
Bit11 Warning: Motor current limit 0 YES 1 NO
Bit12 Motor holding brake active 0 NO 1 YES
Bit13 Motor overload 0 YES 1 NO
Bit14 Motor runs right 0 NO 1 YES
Bit15 Inverter overload 0 YES 1 NO
Bit01 Drive ready to run 0 NO 1 YES
Bit02 Drive running 0 NO 1 YES
Bit03 Drive fault active 0 NO 1 YES
Bit04 OFF2 active 0 YES 1 NO
Bit05 OFF3 active 0 YES 1 NO
Bit06 ON inhibit active 0 NO 1 YES
Bit07 Drive warning active 0 NO 1 YES
Bit08 Deviation setpoint / act. value 0 YES 1 NO
Bit09 PZD control 0 NO 1 YES
Bit10 Maximum frequency reached 0 NO 1 YES
Bit11 Warning: Motor current limit 0 YES 1 NO
Bit12 Motor holding brake active 0 NO 1 YES
Bit13 Motor overload 0 YES 1 NO
Bit14 Motor runs right 0 NO 1 YES
Bit15 Inverter overload 0 YES 1 NO