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RA3501

Incremental encoder with hollow shaft

INCREMENTAL ENCODER BASIC LINE

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Your ifm team

  • Defined pulse sequence for the reliable detection of rotational speeds
  • For precise position determination and linear measurement
  • User-friendly communication and parameterisation via IO-Link
  • High shock and vibration resistance thanks to magnetic sensing principle
  • Resolution freely programmable from 1 ... 10,000
  • ce
  • cul
  • iolink
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Technische Details
Product characteristics
Resolution 1...10000; (parameterisable; Factory setting: 1024) resolution
Communication interface IO-Link
Application
Function principle incremental
Detection system magnetic
Electrical data
Operating voltage [V] 4.75...30 DC
Current consumption [mA] < 150
Protection class III
Reverse polarity protection yes
Power-on delay time [s] 0.5
Max. revolution electrical [U/min] 12000
Outputs
Electrical design HTL/TTL
Switching frequency [kHz] 1000
Factory setting
Output function: HTL (50 mA)
Short-circuit protection yes
Phase difference A and B [°] 90
Measuring/setting range
Resolution 1...10000; (parameterisable; Factory setting: 1024) resolution
Accuracy / deviations
Accuracy [°] 0.1
Software / programming
Parameter setting options Resolution; direction of rotation; HTL; TTL
Interfaces
Communication interface IO-Link
Transmission type COM 2
IO-Link revision 1.1
SIO mode yes
Min. process cycle time [ms] 2.3
Operating conditions
Ambient temperature [°C] -40...80
Note on ambient temperature
for flexibly laid cable: -25 °C
Storage temperature [°C] -40...80
Max. relative air humidity [%] 95; (condensation not permissible)
Protection IP 65; IP 66; (on the housing: IP 67; on the shaft: IP 64)
Tests / approvals
Shock resistance
100 g
Vibration resistance
20 g
MTTF [years] 292
Mechanical data
Weight [g] 318.5
Dimensions [mm] Ø 36.5 / L = 58.5
Materials flange: aluminium; housing: stainless steel (1.4521 / 444); cable plug: PA
Tightening torque [Nm] < 0.7; (Mounting screw)
Max. revolution, mechanical [U/min] 12000
Max. starting torque [Nm] 1
Reference temperature torque [°C] 20
Shaft design hollow shaft open to one side
Shaft diameter [mm] 6
Shaft material
stainless steel
Installation depth of shaft [mm] 18
Max. axial shaft misalignment [mm] 0,5
Electrical connection
IO-Link Cable: 2 m, Ø 4.9 mm; radial, can also be used axially; 5 x 0.14 mm²
Diagrams and graphs
Pulse diagram
direction of rotation clockwise (looking at the shaft)
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — RA3501-01 — 04.03.2016 —