Single-turn Absolute Encoder A/763

Housing Ø63 mm | Stainless Steel Spindle Ø 9.52 h7 | Operating Temp. -20 – +85 °C | Resolution 16 bits (65536 positions) | Max. Load 5 Kg | Max. Frequency 500 kHz | Weight 620 g | Vibration 12 G (10 – 2000 Hz) | Impacts 50 G x 11 ms | Power Supply 10-30V DC | Protection IP65 | Speed 4096 RPM

Absolute positioning in demanding industrial environments requires robustness and reliability without data loss upon system restart. This A/763 Single-Turn Absolute Encoder solves the need to capture the exact shaft position instantly, eliminating common homing errors or manual recalibration in critical applications.

Its SSI interface allows programmable synchronous transmission up to 65,536 resolutions (16 bits) and incremental Sine/Cosine output at 1024 positions. The internal electronics support clock frequencies up to 500 kilocycles, ensuring data integrity in fast control cycles without system saturation.

The metal housing with a 63 mm square flange offers IP65 protection against dust and water, resisting vibrations of 12 G and impacts of 50 G. Its Ø9.52 mm stainless steel shaft ensures the mechanical precision required in heavy machinery, available in guemisa.es.

  • Programmable resolution up to 65536 (16 bits) with Gray or Binary outgoing codes.
  • Robust metal housing with 63 mm square flange for high durability.
  • SSI interface with preset and RS422 option for programming via USB or cable.
  • Stable power supply between 10 and 30 V DC with a maximum consumption of 200 mA.

Technical Frequently Asked Questions

How does the SSI interface differ from the RS422 option on the A/763 model?

The SSI interface transmits synchronous position data with a clock signal for high accuracy, while RS422 allows for the exchange of ASCII data for remote programming. The model supports both configurations depending on the control system's requirements.

What alignment precautions are required for the A/763 Encoder shaft?

The Ø9.52mm h7 stainless steel shaft must be perfectly centered to prevent premature bearing wear. It is recommended to use precise adjustment tools and ensure the specified radial/axial load of 5 kg.

What connectors and output options are available for the A/763?

The standard connector is a 10-pin MS310A18-1P IP65, although the MS310R18-1P IP66 variant is also available. Outputs include preset SSI and incremental Sine/Cosine output to 1024 positions for direct integration.

What are the operating limits for temperature and vibration?

Operation is guaranteed between -20 and +85 °C, with storage up to -30 and +85 °C. It withstands vibrations of 12 G in the range of 10 to 2000 Hz and impacts of 50 G for 11 ms without structural damage.

How does it integrate with control systems using the PR option?

Programming (PR option) is done via USB using software on a powered PC. The system allows configuration of resolution, address, and preset values to suit any existing control architecture.

Properties

FeatureSpecification
Main ApplicationAbsolute Positioning Single/Multi-turn
VCC Power Supply10 ÷ 30 V DC (±5%)
Maximum Consumption200 mA
Maximum number of revolutions4096 rpm (12 bits)
Shaft DiameterØ9.52 mm h7 (Stainless Steel)
Weight620 g
Lateral IP ProtectionIP65 (Radial) / IP66 (Axial)
Operating Temperature-20 – +85 °C
Vibration Resistance12 G (10 – 2000 Hz)
Impact Resistance50 G x 11 ms
Available InterfaceSSI with Preset / Optional RS422
Maximum Continuous RPM6.000 / 3.000 / 8.000
Max. Radial/Axial Load5 Kg
Bearing Life1.5 × 10⁹ revolutions
Single-turn Absolute Encoder A/763
Dimension drawing of the A/763 Single-turn Absolute Encoder

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