Mitsubishi Electric QD77MS User Manual page 67

Chapter 2 System Configuration
Specifications of serial absolute synchronous encoder input (CN2L) of servo amplifier
Item Specifications
Applicable types Q171ENC-W8
Applicable signal types Differential-output type : (SN75C1168 or equivalent)
Transmission method Serial communications
Synchronous method Counter-clock-wise (viewed from end of shaft)
Communication speed 2.5Mbps
Position detection method Absolute (ABS) method
Resolution 4194304PLS/rev (22bit)
Number of modules 1/module (MR-J4-B-RJ)
External connector type 20 pin connector
Applicable connector for
MR-J3CN2 (Optional)
the external connection
Applicable wire J14B103715-00 12 pairs
Q170ENCCBL_M-A
Connecting cable [m(ft.)] (_=Cable length: 2 (6.56), 5 (16.40), 10 (32.81), 20 (65.62),
30 (98.43), 50 (164.04))
Cable length Up to 50m (164.04ft.)
Back up the absolute position. Depends on the battery (MR-BAT6V1SET).
Battery service life time 10000[h] (When MR-BAT6V1SET is used while the device is turned OFF
(value in actual) at the ambient temperature of 25°C (77°F))
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