Diagnostics – Lenze ECSCPxxx User Manual
Page 330

Diagnostics
Diagnostics with Global Drive Oscilloscope (GDO)
Diagnostics with GDO
l
330
EDBCSXP064 EN 8.0
System variables
The meaning of the most important variables is shown in the following table:
Variable
designation
Data type
Signal
type
Display
Code
Display
format
Description
g_MCTRL_nNSet_a
integer
analog
C0906/1
dec [%]
Speed setpoint
g_MCTRL_nNSetIn_a
C0050
dec [%]
Speed setpoint
l
in % of n
max
(C0011)
g_MCTRL_nNAct_v
integer
velocity
−
−
Actual speed value [rpm]
g_MCTRL_nNAct_a
integer
analog
−
−
Actual speed value
l
in % of n
max
(C0011)
g_MCTRL_nMSetIn_a
C0056
dec [%]
Torque setpoint
l
in % of M
max
(C0057)
g_MCTRL_nMAct_a
−
−
Actual torque
l
in % of M
max
(C0057)
g_MCTRL_nIAct_a
−
−
Current motor current
l
16384 = 100 %
I
max
(C0022)
g_MCTRL_nDCVolt_a
DC bus voltage: 100 % = 1000 V
g_MCTRL_nPos_a
−
−
Rotor position within one
revolution as analog signal
l
90° = 100 % = 16384 inc
g_MCTRL_dnPos_p
double
integer
position
−
−
Actual position
g_MCTRL_dnPosSet_p
C0908
dec [inc]
Deviation of setpoint angle and
actual angle for angle controllers
(current following error)
g_bDigin_bCInh_b
Bool
binary
−
−
Controller inhibit ˘ directly affects
control(DCTR)
g_bC1...
−
−
−
−
Control bit (
^ 158)
g_bS1...
−
−
−
−
Status bit (
^ 161)
g_nMWStatWord1
Word
−−
−
−
Status word 1 from the drive
g_nMWStatWord2
Status word 2 from the drive
g_nMW_txPar1
Word 3 (bytes 5+6) from the drive
g_nMW_txPar2
Word 4 (bytes 7+8) from the drive
g_dnMD_txPAr12
Double word 2 (bytes 5+6) from
the drive
g_wMW_CtrlWord
Control word to the drive
g_nMW_RxPar1
Word 2 (bytes 3+4) to the drive
g_nMW_RxPar2
Word 3 (bytes 5+6) to the drive
g_nMW_RxPar3
Word 4 (bytes 7+8) to the drive
g_dnMD_RxPar2
Double word 2 (bytes 5 ... 8) to the
drive
DCTRL_wCAN1Ctrl
CAN control word
DCTRL_wAIF1Ctrl
Word
−−
−
−
AIF control word
g_DCTRL_bCInh1_b
Bool
binary
C0878/1
bin
Controller inhibit
g_DCTRL_bCInh2_b
C0878/2
g_DCTRL_bTripSet_b
C0878/3
TRIP SET
g_DCTRL_bTripReset_b
C0878/4
TRIP RESET
g_DCTRL_bFail_b
TRUE = fault active
g_DCTRL_bImp_b
TRUE = high−resistance power
output stage
g_DCTRL_bTrip_b
TRUE = fault active
g_DCTRL_bQspIn_b
TRUE = quick stop (QSP)