IFM RA3101 - Incremental encoder with hollow shaft INCREMENTAL ENCODER BASIC LINE

Defined pulse sequence for the reliable detection of rotational speeds.
For precise position determination and linear measurement.
High shock and vibration resistance thanks to magnetic sensing principle.
Resolution freely programmable from 1 ... 10,000

Resolution	1...10000;(parameterisable; Factory setting: 1024) resolution
Communication interface	IO-Link
Shaft design	hollow shaft open to one side
Shaft diameter [mm]	6

Function principle	incremental
Detection system	magnetic

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	COM2 (38,4 kBaud)
IO-Link revision	1.1
SIO mode	yes
Min. process cycle time [ms]	2.3

Operating conditions

Ambient temperature [°C]	-40...85
Storage temperature [°C]	-40...85
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

Weight [g]	268.5
Dimensions [mm]	Ø 36.5 / L = 58.5
Materials	flange: aluminium; housing: stainless steel (1.4521 / 444)
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
Fixing flange	Ø 36.5 mm

Electrical connection

IO-Link	Connector: 1 x M12, radial, can also be used axially; coding: A; Moulded body: stainless steel (316 / 1.4401)

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 — RA3101-01 — 13.04.2023 —