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Magnetic incremental encoder - GEL 293

for heavy duty applications

  • High-resolution magnetic incremental rotary encoders with robust mechanical design.
  • Worldwide proven technology in various applications, suitable for harsh industrial environments
  • Hollow shaft encoder with integrated, highly flexible and torsionally rigid hollow shaft coupling for shaft diameters of 16 mm
  • High reliability and long service life characterize the magnetic incremental encoders
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Technical information

Properties

  • High resolution up to 266,240 pulses per revolution
  • Interpolation up to 1024-fold
  • Optional additional current output 0 to 20 mA, 4 to 20 mA, -20 to + 20 mA
  • Reference signal
  • High electromagnetic compatibility

Advantages

  • Absolute operational reliability even in case of high humidity (condensation) and frequent change of ambient temperature
  • Withstands extreme impacts and vibration
  • Resistant to dirt and oil
  • No ageing of the magnetic sensor technology

Downloads

Downloads

Product Document Languages
GEL 293 Technical information DE EN
Technical information accessories DE EN CN
Operating instructions* DE/EN
Number of pulses DE/EN

Registration required

Field of application

  • Heavy industry
  • Vibration motors
  • Shipbuilding
  • Offshore engineering

Dimensional drawings

All dimensions in mm [inch]

Technical data

Display of signal patterns

Signal patterns T, TN

Signal patterns T; TTL level

Signal patterns U, UN

Signal patterns U; TTL level

Signal patterns S, SN

Signal patterns S; HTL level

Signal patterns V, VN

Signal patterns VN; HTL level

Signal patterns X, XN

Signal patterns XN; HTL level

 

Signal pattern

T, TN

U, UN

S, SN

V, VN

X, XN

General

Resolution (pulses per revolution)

 40 to 266240

Error limit

 0.07°

Measuring step deviation

 0.01°

Repeatability

 0.005°

Electrical data

Supply voltage UB

5 V DC ± 5%

10 to 30 V DC

Power consumption

 ≤ 1.3 W

Output signals

Two square-wave signals phase-shifted by 90° and their inverse signals (1/2)
Option: Reference signal (N)z

Output signal level

TTL

 HTL

Output level high

≥ UB - 1.00 V at
I = 10 mA;
≥ UB - 1.20 V at
I = 30 mA

4.00 V
atI = 10 mA;
≥ 3.85 V
atI = 30 mA

≥ UB - 1.80 V at I = 10 mA;
≥ UB - 2.20 V at I = 30 mA

Output level low

≤ 0.75 V at I = 10 mA;
≤ 1.00 V at I = 30 mA

≤ 1.15 V at I = 10 mA;
≤ 1.55 V at I = 30 mA

Mechanical data

Moment of inertia of rotor

8 × 10-5 kgm2

Maximum rotational speed

8000 min-1

Weight

≈ 0.7 kg

Permissible coupling offset
axial
lateral

± 1.0 mm
± 0.5 mm

Bearing life

> 1.5 × 109 revolutions

Housing material

Polyamid glass fiber reinforced

Flange material

Stainless steel X12CrMoS17 - 1.4104

Environmental conditions

Working temperature

0 to +70 °C (option1)
-20 °C to +85 °C (option3)

Operating temperature range

-20 °C to +85 °C

Storage temperature range

-40 °C to +105 °C

Degree of protection

IP 66
IP 64 for versions with condensed water outlet

Vibration resistance (DIN EN 600068-2-6)

100 m/s2, 10 to 2000 Hz

Shock resistance (DIN EN 60068-2-27)

1000 m/s2, 11 ms

Electromagnetic compatibility

DIN EN 61000-6-1:2007-10, EN 61000-6-1:2007
DIN EN 61000-6-2:2006-03, EN 61000-6-2:2005
DIN EN 61000-6-3:2011-09, EN 61000-6-3:2007 + A1:2011
DIN EN 61000-6-4:2011-09, EN 61000-6-4:2007 + A1:2011

Insulation resistance

500 V DC, > 1 MΩ

Voltage sustaining capability

500 V AC, 1 minute

Special requirements

Rail transport standards

upon request