Lenze E82MV752_4B

Troubleshooting and fault elimination
Error messages
8−6
L
EDB82MV752 EN 5.2
RemedyCauseFaultPC
1)
Keypad
Pr2
$
73 Faulty PAR2 transfer with
keypad
Parameter set 2 is defective
Pr3
$
77 Faulty PAR3 transfer with
keypad
Parameter set 3 is defective
Pr4
$
78 Faulty PAR4 transfer with
keypad
Parameter set 4 is defective
Pr5
$
79 Internal fault EEPROM is defective Contact Lenze
Pt5
$
81 Time error during parameter
set transfer
Data flow from keypad or PC interrupted, e.g.
because keypad was disconnected during transfer
Before enabling the controller, repeat the data transfer or
load the Lenze setting.
rSt
$
76 Error during auto TRIP reset More than 8 error messages within 10 minutes Depends on the error message
sd5
$
85 Open circuit − analog input 1 Current at analog input < 4 mA at setpoint range
4 ... 20 mA
Close circuit at analog input
sd7
$
87 Open circuit − analog input 2
1)
LECOM error number, display in Global Drive Control (GDC) parameter setting program