Mitsubishi Electric Melsec-Q172DCPU User Manual page 98

2 SYSTEM CONFIGURATION
Applicable types
Applicable signal types
Transmission method
Synchronous method
Communication speed
Position detection method
Resolution
Number of modules
External connector type
Applicable connector for
the external connection
Applicable wire
Connecting cable
Cable length
Back up the absolute position.
Battery service life time
(value in actual)
(c) Serial absolute synchronous encoder input
Item
( =cable length 2m(6.56ft.), 5m(16.40ft.), 10m(32.81ft.), 20m(65.62ft.),
30m(98.43ft.), 50m(164.04ft.) )
(Note-1): You can use these cables when the tracking enable signal is not used.
When the tracking enable signal is used, fabricate the cable on the customer side.
Q171ENC-W8
Differential-output type: (SN75C1168 or equivalent)
Serial communications
Counter-clock-wise (viewed from end of shaft)
Absolute (ABS) method
4194304pulse/rev (22bit)
20 pin connector
Q170ENCCNS (Optional)
MB14B0023 12Pair
Q170ENCCBL M
Up to 50m (164.04ft.)
Depends on A6BAT/MR-BAT.
12000[h], (Example of encoders 2)
24000[h], (Example of encoders 1)
2 - 65
Specifications
Q170ENC
2.5Mbps
262144pulse/rev (18bit)
2/module
(Note-1)