11 Appendix
Page
92
Installation manual PMCprimo Drive2
11.2
Change of the buffer battery
The buffer battery must be replaced when “BATT” in the display appears. With present 24 V supply
voltage, the buffer memory remains intact.
Type of battery: CR1225
Procedure:
1. Remove all connectors.
2. Unscrew both M3 screws.
3. Remove the PMCprimo-board.
4. Connect the 24 V power supply (X10, pin 2+3)
5. Change the battery, observe polarity
6. Unconnect the 24 V
7. Reinstall the PMCprimo-board, and screw both M3 screws
8. Connect all connectors
9. Check: The display “BATT” expires and shows the actual status of the control
ESD!
ESD
: electrostatic discharge
ESDS : electrostatic sensitive devices
Motion control units contain electrostatic sensitive devices which will be damaged by
electrostatic discharge. Therefore servicing shall only be performed in ESD safe areas and
by ESD protected personnel.
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