Quantum Devices, Inc. Product
Member Since 2015
Quantum Devices, Inc. is a USA based manufacture of the QPhase optical incremental encoders. The QPhase series offers line counts up to 20,000 ppr and sinusoidal outputs. Rounding out the QPhase series is the QM35 and QML35 our new low profile, high performance modular encoders
Product filed under:
Encoders / Resolvers / Tachometers and Sensors & Feedback Devices Encoders / Resolvers / Tachometers and Sensors & Feedback Devices
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% |
|---|---|
| Input Current Requirements | 65mA Typ., 100mA Max Plus Interface Loads |
| Input Ripple | 2% Peak to Peak @ 5 VDC |
| Output Circuits | 26C31 RS 422A Line Driver (TTL Compatible) Optional UVW Open Collector (No U’ V’ W’) |
| 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 |
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