1. Homepage
  2. Products
  3. Sensors for motion control
  4. Encoders
  5. Absolute multiturn encoders
  6. RM8004


Absolute multiturn encoder with hollow shaft


{{'OPTIONAL_INFO' | productAvailability | error}}

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

  • For precise position, speed, angular and linear measurement
  • Direct output of the values via CANopen interface
  • Robust housing for use in harsh industrial environments
  • High shock and vibration resistance
  • Easy wiring and programming
  • ce
  • cul
Technische Details
Product characteristics
Resolution 4096 steps; 4096 revolutions; 24 bit
Communication interface CAN
Shaft design hollow shaft open to one side
Shaft diameter [mm] 12
Function principle absolute
Revolution type multiturn
Electrical data
Operating voltage [V] 9...30 DC; ("supply class 2" to cULus)
Current consumption [mA] < 100; ((10 V DC) ; ≤ 50 (24 V DC))
Protection class III
Reverse polarity protection yes
Short-circuit protection yes
Code binary
Measuring/setting range
Resolution 4096 steps; 4096 revolutions; 24 bit
Accuracy / deviations
Accuracy [°] 0.25
Software / programming
Parameter setting options CAN parameter; scaling; preset; Baud rate; direction of rotation; Node ID
Communication interface CAN
Protocol CANopen
Factory settings
Baud rate: 125 k
node ID: 32
Version DSP - 406 V3.1; DS 301 V4.02; DS 306 V2.0
Operating conditions
Ambient temperature [°C] -40...85
Max. relative air humidity [%] 98
Protection IP 65; (on the housing: IP 65; on the shaft: IP 64)
Tests / approvals
Shock resistance
< 300 g (6 ms)
Vibration resistance
30 g (10...1000 Hz)
MTTF [years] 240
Mechanical data
Weight [g] 233
Dimensions [mm] Ø 36.5 / L = 74
Materials flange: aluminium; housing cap: steel powder-coated
Max. revolution, mechanical [U/min] 6000
Max. starting torque [Nm] 3
Reference temperature torque [°C] 25
Shaft design hollow shaft open to one side
Shaft diameter [mm] 12
Shaft material
Max. shaft load axial (at the shaft end) [N] 40
Max. shaft load radial (at the shaft end) [N] 110
Displays / operating elements
Preoperational mode LED, green
Operational mode LED, green flashing
error message LED, red flashing
Electrical connection
Connector: 1 x M12, axial
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — RM8004-00 — 28.03.2017 —