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Product/Service Catalog

QML35

Quantum Devices, Inc.

Design Features:

  • Bearingless modular design
  • Low profile assembled height
  • Resolutions up to 8192 lines per revolution
  • 4, 6, 8 or 10 pole commutation
  • Easy Lock-n-Twist assembly feature
  • Through shaft sizes up to 0.375″ Diameter
  • Up to 1Mhz Frequency Response
  • High Noise Immunity
  • RoHS Construction
  • Hub to shaft uses two 3-48 set screws
  • Hermetically sealed LED
  • Multiple mounting options including resolver size 15

Electrical Specifications

Input Voltage 5 VDC ± 5% or 3.3v ± 5%
Input Current Requirements 65mA Typ., 100mA Max Plus Interface Loads
Input Ripple 2% Peak to Peak @ 5 VDC
Output Circuits TTL- Sink or Source 4ma max. Compatible with Renco
PP option.
Incremental Output Format Quadrature A leading B for CCW rotation viewed
from encoder top.
Index Pulse true over A and B High.
Max Operating Frequency < 5000PPR = 500Khz or 15,000RPM
5000PPR – 7999PPR = 675Khz
≥ 8000PPR = 1.0Mhz
Commutation Format Three Phase 4, 6, 8 or 10 poles
Commutation Accuracy ± 2° mechanical
Interpolation Factors 1000/1024PPR = 2x, 2000/2048PPR = 4x
2500PPR = 5x, 4000/4096PPR = 8x
5000/5120PPR = 10x, 8000/8192PPR = 16x

 

Environmental Specifications

Storage Temperature -40 to 125° C
Operating Temperature -30 to 115° C
IP Rating 40
Humidity 90% Non-Condensing
Vibration 20 g's @ 25 to 2,000 Hz
Shock 100 g's @ 6mS Duration

 

Mechanical Specification

Hub Minimum Diameter Hub Size +0.0002"
Recommended Shaft Tolerance -0.0005, + 0.0000"
Minimum Shaft Engagement .400" [10.2mm]
Allowable Shaft Run Out 0.05mm, 0.002" TIR [+/- .0010" shaft radial play
from initial shaft position of assembled encoder]
Allowable Axial Shaft Movement ± 0.25mm, ± 0.010"
Mounting 1.28", 1.812" Bolt Circle, Resolver mount
Dynamic Commutation Adjustment Range 30° mechanical
Moment of Inertia 8.0 x 10?6 oz-in-S²

 

Download Spec Sheet


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