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Alternative article: RA3501  or RA3101 + EVC544 – Product comparison: RA6001 / RA3501  or RA6001 / RA3101
Note any deviating technical data for the selection of the alternative article and the accessories.
discontinued article
Date of discontinuation: {{"2016-03-31T00:00:00.000+02:00" | date}}


Incremental encoder with hollow shaft


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Dear customer,
Unfortunately, this data sheet is not available in the requested language. If you have any further questions, you can contact us by e-mail.

Best regards
Your ifm team

  • Defined pulse sequence for the reliable detection of rotational speeds
  • For precise position determination and linear measurement
  • Easy mounting directly on the shaft of the drive
  • Radial cable connection for use where space is restricted
  • Compact and robust housing
  • ce
  • c_nrtl_us

Technische Details
Product characteristics
Resolution 10 resolution
Shaft design hollow shaft open to one side
Shaft diameter [mm] 6
Function principle incremental
Electrical data
Operating voltage [V] 10...30 DC
Current consumption [mA] 150
Electrical design HTL
Max. current load per output [mA] 50
Switching frequency [kHz] 160
Type of short-circuit protection < 60 s
Phase difference A and B [°] 90
Measuring/setting range
Resolution 10 resolution
Operating conditions
Ambient temperature [°C] -40...70
Note on ambient temperature
for firmly laid cable
Max. relative air humidity [%] 75; (briefly: 95 %)
Protection IP 64
Tests / approvals
Shock resistance
100 g (6 ms)
Vibration resistance
10 g (55...2000 Hz)
MTTF [years] 114
Mechanical data
Weight [g] 309.3
Dimensions [mm] Ø 35 / L = 42.1
Materials aluminium
Max. revolution, mechanical [U/min] 10000
Max. starting torque [Nm] 2.5
Reference temperature torque [°C] 20
Shaft design hollow shaft open to one side
Shaft diameter [mm] 6
Shaft fit H7
Shaft material
steel (1.4104)
Installation depth of shaft [mm] 6...21
Max. axial shaft misalignment [mm] 0,5
Notes discontinued article
Electrical connection
Cable: 2 m, PUR; radial, can also be used axially
Diagrams and graphs
Pulse diagram
Output A
Output B
0 index
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — RA6001-05 — 12.04.2013 —