[Al. 092_Battery Cable Disconnection Warning] - Mitsubishi Electric MR-J5-G Series User Manual

[AL. 092_Battery cable disconnection warning]

• The battery voltage for the absolute position detection system has decreased.
[AL. 092.1_Encoder battery cable disconnection warning]
Cause
1.
The MR-BAT6V1SET(-A) battery or MR-
BT6VCASE battery case may not be
connected to CN4.
2.
The battery cable may have been
disconnected.
3.
The battery voltage is too low. The battery is
exhausted.
4.
There is a problem with the encoder cable.
5.
The servo amplifier has malfunctioned.
6.
The encoder has malfunctioned.
[AL. 092.2_Load-side encoder battery cable disconnection warning]
Page 91 [AL. 092.1_Encoder battery cable disconnection warning]
[AL. 092.3_Battery degradation]
Cause
1.
The battery voltage is too low. The battery is
exhausted.
2.
The battery has malfunctioned.
Check/action method
Check if the battery is connected correctly.
Check if the battery cable has malfunctioned.
Check the battery voltage with a tester. If the voltage is lower than 3.1 V DC,
replace the battery.
Check if the BAT wiring of the encoder cable has been disconnected or has
shorted.
Replace the servo amplifier, then check the repeatability.
Replace the servo motor, then check the repeatability.
Check/action method
Check the battery voltage with a tester. If the voltage is lower than 3.0 V DC,
replace the battery.
Replace the battery, then check the repeatability.
1 SERVO AMPLIFIER TROUBLESHOOTING
1.3 Handling methods for alarms/warnings
1
Model
[A]
[G]
[WG]
Model
[A]
[G]
[WG]
91