7 Diagnostics and troubleshooting
| LED indicators and troubleshooting
42
Manual Stepper motor module UR20-1SM-50W-6DI2DO-P
2575290000/03/03.2020
7.2 LED indicators and troubleshooting
LED
Status
Empfohlene Maßnahme
Status LED
Green: communication on system bus
–
Red: fault indication
–
Fault in the input current path supply voltage
–
Communication fault on system bus
–
Diagnosemeldung: parameterised limits exceeded
(velocity, acceleration, traversing range)
–
Check that the module has been snapped into place
properly
–
Check supply voltage
–
Check parameters and traversing range and adjust them
as necessary
Channel LED
1.1
Yellow: Input 0 active
–
1.4
Yellow: Input 1 active
–
2.1
Yellow: Input 2 active
–
2.4
Yellow: Input 3 active
–
3.1
Yellow: Input 4 active
–
3.4
Yellow: Input 5 active
–
4.1
Yellow: Output 0 active
–
4.4
Yellow: Output 1 active
–
7.1
Yellow: Phase A active
–
7.2
Red: error phase A
–
Short circuit at the motor driver
–
Thermal overload at the motor driver
–
Eliminate short circuit
–
Observe derating curves in the technical data
7.3
Yellow: Phase B active
–
7.4
Red: error phase B
–
Short circuit at the motor driver
–
Thermal overload at the motor driver
–
Eliminate short circuit
–
Observe derating curves in the technical datan
8.1
Green: external power supply OK
–
8.2
Red: external power supply error
–
Voltage levels exceed allowed limits
–
Check external supply voltage
