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SERIE 28

 

MINIATURE BLIND HOLLOW SHAFT INCREMENTAL ENCODER FOR INDUSTRIAL APPLICATIONS

  • Resolution up to 4.096 pulses per turn
  • External diameter 24 mm
  • Blind hollow shaft Ø 4, 6 or 8 mm
  • Protection class IP64 according to DIN EN 60529
  • Shaft fixing through setscrew or clamp
  • Anti-rotation system through flexible flange or pin torque support
  • Connection by cable (other cable lenght available)
MECHANICAL SPECIFICATIONS
Materials Cover: Aluminium
Housing: Aluminium
Shaft: Brass
Bearings Ballraces
Bearings lifetime 1×1010 rev.
Housing fixing Anti-rotation pin or flexible flange (included)
Shaft fixing Setscrew or Clamp
Blind hollow shaft diameter 4, 6 or 8 mm
Maximum number of revolutions permitted mechanically 6000 rpm
Protection against dust and splashes according to DIN EN 60529 IP64
Rotor inertia moment 1 gcm2
Starting torque at 20ºC (68ºF) ≤ 0,01 Nm
Maximum load permitted on axial shaft 10 N
Maximum load permitted on radial shaft 10 N
Weight aprox. 0,06 Kg
Operating temperature range -20ºC to +80ºC – Standard
-40ºC to +80ºC – Special Customer WT00
Vibration according to DIN EN 60068-2-6 100 m/s2 (10Hz…2000Hz)
Shock according to DIN EN 60068-2-27 1000 m/s2 (6ms)
Maximum pulses per turn 1024
Axial or radial connection 2 meters cable (other cable lenghts available or connector mounted at the end of the cable, upon request)

OUTPUT SIGNALS
OUTPUT CIRCUIT NPN Open Collector Push-Pull
Differential		 RS422 (TTL compatible)
Power supply 11…30 VDC 11…30 VDC 5 VDC ±5%
Output voltage 11…30 VDC 11…30 VDC 5 VDC
Consumption 40 mA Tipical: 45 mA
Max: 150 mA		 Tipical: 70 mA
Max: 150 mA
Max. load capability / channel 40 mA ±30 mA ±20 mA
Lenght of cable allowed 50 m (24 VDC) 100 m 1200 m
“Low” signal level VOL < 0.4 VDC (24 VDC) VOL < 2.5 VDC VOL < 0.5 VDC
“High” signal level VOH > 22 VDC (24 VDC) VOH > VCC – 3 VDC VOH > 2.5 VDC
Frequency 100 kHz 200 kHz 300 kHz
Short circuit protection Not permanent Yes Yes
Protection polarity inversion Yes Yes No
Channel A leads (90° electric) channel B, view from the shaft, shaft rotating clockwise