Encoder Technology

The 90HA Series is a precision heavy-duty hollow shaft encoder, machined from solid aluminium. Its choice of versatile spring mounting clip or front face mounting holes, makes the encoder compatible with many industrial formats.

Body: Precision Machined Aluminium
Cover: Precision Machined Aluminium (Powder Coated)
Shaft: Stainless Steel
Bearings: Ballraces
Shaft Sealing: Front: Sealed bearing
Rear: Single lip seal on rear of cover
Protection: IP65
Operating Temp: -20 to +60°C (Higher on request)
Maximum Speed: 3000 RPM (Higher on request)
Torque: 3Ncm (typical)
Inertia: 600gcm2 (typical)
Shaft Loading: Designed to support its own weight
Cable: Screened, oil and salt water proof
Impulse Frequency: Up to 300KHz (depending on model)
Current Consumption: 60mA (typical – without load)

The Model 925 Single Turn Absolute Encoder is ideal for a wide variety of industrial applications that require an encoder with the capability of absolute positioning output.  Its fully digital output and innovative use of Opto-ASIC technology make the Model 925 an excellent choice for all applications, especially ones with a high presence of noise.  Available with either round servo or square flange mounting, and a variety of connector and cabling options, the Model 925 is easily designed into a variety of application requirements.  With its wide selection of shaft sizes supported by industrial grade, heavy duty bearings, and its optional IP67 seal, the Model 925 is ideal for rough environments.

FEATURES:

• Standard Size 25 package (2.5″)
• Resolutions up to 12-bit (4096 counts)
• Incorporates Opto-ASIC technology
• Industrial grade, heavy duty housing
• Optional IP67 seal

The single-turn Model 960 Absolute Series Encoder provides a unique solution to a wide variety of industrial applications requiring absolute position information.  By providing a low profile package of just 40mm, as well as a variety of hollow and thru-bore sizes and an easy to use flexible mounting system, the Model 960 goes where traditional absolute encoders do not fit.  In addition, its innovative Opto-ASIC circuitry, coupled with its digital output, make it an excellent choice in applications plagued by an unusually high level of electrical noise.  The Model 960 can easily be mounted directly on a motor shaft, bringing the advantage of absolute positioning in an all-metal housing while eliminating the fixtures, couplers and adapters required by other absolute encoder designs.

FEATURES:

• Low profile—40mm
• Thru-bore or hollow bore styles
• Industrial grade, heavy duty housing
• State-of-the-art Opto-ASIC circuitry

Photoelectric angle encoder A110 is a similar high end encoder to A90H, but with a solid shaft. It is able to produce up to 1.800.000 output pulses per revolution and can have a modification with a distance-coded reference mark.

Number of output pulses per revolution 18000-1800000 ppr
Line number on disc (z) 18000
Reference signal – standard: 1 per shaft revolution
– distance coded: 36 per shaft revolution
Maximum shaft speed 5000 rpm
Maximum shaft load – axial: 10 N
– radial: 10 N
Accuracy ± 7.5 arc. sec; ± 5.0 arc. sec
Starting torque at 20°C ≤ 0.01 Nm
Rotor moment of inertia < 20×10-6 kgm2
Protection (IEC 529) IP64
Maximum weight without cable 0.7 kg
Operating temperature 0…+50°C
Storage temperature -30…+80°C
Maximum humidity (non-condensing) 98%
Permissible vibration (55 to 2000 Hz) ≤ 100 m/s²
Permissible shock (11 ms) ≤ 300m/s²

Photoelectric rotary encoder A102H contains 5.000 lines on disc in a standard version, but other modifications are possible on request. This wide diameter encoder has the biggest shaft available on our rotary encoder’s product range.

Number of output pulses per revolution 5.000 – 500.000 ppr
Line number on disc (z) 5.000
Maximum shaft speed 8000 rpm
Permissible motion of shaft – axial: ± 1.00 mm
– radial: 0.02 mm
Accuracy (T1-period lines on disc in arc. sec) ± 0.05T1 arc. sec
Starting torque at 20°C ≤ 0.01 Nm
Rotor moment of inertia < 20×10-4 kgm2
Protection (housing) (IEC 529) IP64
Protection (shaft side) (IEC 529) IP64
Maximum weight without cable 0.8 kg
Operating temperature -20…+70°C
Storage temperature -30…+85°C
Maximum humidity (non-condensing) 98%
Permissible vibration (55 to 2000 Hz) ≤ 100 m/s²
Permissible shock (11 ms) ≤ 300m/s²

Photoelectric angle encoder A170H is the most sophisticated high end encoder of the product range. It has a hollow shaft and an integrated stator coupling and is capable of producing up to 3.600.000 output pulses per revolution with the accuracy that can reach up to ±2.5 arc. sec.

Number of output pulses per revolution 18000-1800000 ppr
Line number on disc (z) 18000; 36000
Reference signal
– standard: 1 per shaft revolution
– distance coded for z = 18000: 36 per shaft revolution
– distance coded for z = 36000: 72 per shaft revolution
Permissible mech. speed ≤ 1000 rpm
Max. operating speed 300 to 500 rpm
Accuracy ± 2.5 arc. sec
Permissible shaft load – axial: 0.02 mm
– radial: 0.02 mm
Starting torque at 20°C ≤ 0.012 Nm
Rotor moment of inertia < 3.7×10-4 kgm2
Protection (IEC 529) IP64
Maximum weight without cable 4.1 kg
Operating temperature 0…+70°C
Storage temperature -30…+85°C
Maximum humidity (non-condensing) 98%
Permissible vibration (55 to 2000 Hz) ≤ 100 m/s²
Permissible shock (11 ms) ≤ 300m/s²

Photoelectric angle encoder A170H is the most sophisticated high end encoder of the product range. It has a hollow shaft and an integrated stator coupling and is capable of producing up to 3.600.000 output pulses per revolution with the accuracy that can reach up to ±2.5 arc. sec.

Number of output pulses per revolution 18000-1800000 ppr
Line number on disc (z) 18000; 36000
Reference signal
– standard: 1 per shaft revolution
– distance coded for z = 18000: 36 per shaft revolution
– distance coded for z = 36000: 72 per shaft revolution
Permissible mech. speed ≤ 1000 rpm
Max. operating speed 300 to 500 rpm
Accuracy ± 2.5 arc. sec
Permissible shaft load – axial: 0.02 mm
– radial: 0.02 mm
Starting torque at 20°C ≤ 0.012 Nm
Rotor moment of inertia < 3.7×10-4 kgm2
Protection (IEC 529) IP64
Maximum weight without cable 4.1 kg
Operating temperature 0…+70°C
Storage temperature -30…+85°C
Maximum humidity (non-condensing) 98%
Permissible vibration (55 to 2000 Hz) ≤ 100 m/s²
Permissible shock (11 ms) ≤ 300m/s²

Photoelectric angle encoder A200H is the most sophisticated encoder in our product range. It is capable of producing up to 3.600.000 output pulses per revolution and has accuracy of up to ±2.0 arc. sec. Also, it has
a 60 mm shaft hole diameter, which sets it apart from other encoders.

Number of output pulses per revolution 3.600.000
Line number on disc (z) 36000
Reference signal
– 1 per shaft revolution
– 36 per shaft revolution
– 72 per shaft revolution
Permissible mech. speed ≤ 1000 rpm
Max. operating speed 300 to 500 rpm
Accuracy ± 2.0 arc. sec
Permissible shaft load – axial: 0.02 mm
– radial: 0.02 mm
Starting torque at 20°C ≤ 0.5 Nm
Rotor moment of inertia < 0.9×10-3 kgm2
Protection (IEC 529) IP64
Maximum weight without cable 4.5 kg
Operating temperature 0…+70°C
Storage temperature -30…+85°C
Maximum humidity (non-condensing) 98%
Permissible vibration (55 to 2000 Hz) ≤ 100 m/s²
Permissible shock (11 ms) ≤ 300m/s²

Photoelectric rotary encoder A28 is a small 28mm diameter incremental encoder that can have up to 25.000 output pulses per revolution. Small size is its primary feature that enables you to fit it in tight places without any hassle.

Photoelectric incremental blind hollow shaft encoder A58HE1 has an external flexible coupling and it is the main feature that differs it from other similar encoders. It is able to produce up to 108.000 output pulses per revolution and has different output signal versions available: 11 μApp, 1Vpp, TTL or HTL