LED indication
Description
Green steady
Drive module OK.
Red flashing
Drive module is OK, but an overvoltage condition or
over temperature condition is detected, or a configured
motor cannot run due to undervoltage.
●
Overvoltage condition occurs at +/- 29 V.
●
Over temperature condition occurs at 105 °C.
●
Undervoltage condition occurs at +/- 12 V.
Tab. 10-3:
"DRV" status LED indications
10.5
Power switch on/off precautions
Follow these instructions to prevent damage to the drive module.
●
Do not plug the drive module into the backplane while the
24V System power supply is applied.
●
Do not remove the drive module from the backplane while
the 24V System power supply is applied.
●
Make sure that the 24V System power supply is applied
before the drive power supply is applied.
The preferred method to switch on and off the drive power is by means of the
mains switch as indicated by ① in
fig. 10-4 "Schematic of drive power supply
to prevent destructive inrush currents.
AC
power
DC
power
supply
1
fuse
Node
C
in
drive
DP
NY4130
x
Fig. 10-4:
Schematic of drive power supply to a node
If you want to remove the drive module from the backplane, follow this
sequence.
1. Switch off the drive power supply to the system.
2. If an axis is configured on the drive module, wait until the "DRV" LED on
the drive module flashes red on and off.
If no axis is configured on the drive module, the "DRV" LED is
continuous green and you can proceed to the next action.
3. Switch off the 24V System power supply to the system.
4. Wait until the "DRV" LED on the drive module is off.
5. Remove the drive module.
104/233
NY4130: DC Drive Module
NYCe 4000 Multi-axis motion control system Hardware Sys‐
tem Manual
Bosch Rexroth AG R911337671_Edition 18