34
5 Elelectrical Installation
LED displays on the Servo
The operating state
“normal”
is signalled by a bright green seven-segment d
decimal point (display of the state).
The state
“fault”
is signalled by a bright red fault LED and the seven-segment display
indicates the error no.
Display of the servo-drive state
Display
Point/segment
State
State of NDrive
flashing
dark
Processor active
Auxiliary voltage missing or inherent hardware failure
flashing
bright
dark
Starting state after reset (auxil. voltage 24V off-on).
The first enable stops the flashing display.
Drive enabled
Drive disabled (not enabled)
OK = 0
OK = 1, ENA = 1
OK = 1, ENA = 0
bright
Speed zero (standstill signal)
N0 = 1
bright
Drive revolves clockwise, N currently positive
N0 = 0
bright
Drive revolves anti-clockwise, N currently negative
N0 = 0
flashing
bright
dark
Motor current reduced to continuous current Icns
Motor current at max. current limit I
max
Normal operation; Motor current within the current
limits
Icns = 1
Icsn = 0
Icns = 0
bright for 0.1s
A new command (value) was received from the BUS
or RS232
Example:
Motor revolving clockwise
Point flashes
= active processor
bottom segment
= drive enabled
right segment
= motor revolves clockwise
L
E
D
d
isp
la
ys
