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1. FUNCTIONS AND CONFIGURATION
1 - 2
Differences
Classification Item
Direct drive servo
(MR-J3-
B-RJ080W)
MR-J3-
B
Remarks
External I/O signal Stroke limit input signal
(FLS, RLS)
Required (when
magnetic pole is
detected)
Not required Automatically turns on in the
parameter setting.
Motor pole adjustment Magnetic pole detection
operation
Required Not required (adjusted
at shipment)
Automatically executed at the
first servo-on after turning the
power on.
For the absolute position
detection system, the
magnetic polarity detection
can be made invalid in the
setting of parameter No.PS01.
(Refer to section 4.2.2 (2).)
Battery for absolute position
encoder
(MR-J3BAT)
Required Required
Absolute position
detection system
Absolute position storage unit
(MR-BTAS01)
Required Not required
Alarm/warning Alarm/warning designed
exclusively for the direct drive
servo
Addition Alarm/warning which is added
or the contents is changed
Encoder combination error
(1F)
Encoder error2 (20)
Encoder error3 (21)
Absolute position erase (25)
Initial magnetic pole
detection error (27)
Encoder counter error (2B)
Servo control error (42)
Direct drive motor overheat
(46)
Battery cable disconnection
warning (92)
Battery warning (9F)
Direct drive motor overheat
warning (E2)