The 861900220-2048 is a high-performance incremental encoder designed for demanding industrial environments requiring precise and reliable motion feedback. A tailored replacement solution is offered, fully matching the original hollow shaft dimensions, mechanical interface, and electrical output characteristics. Standard delivery time is 10 working days, allowing quick deployment for maintenance, equipment upgrades, or system retrofits.
Built with a rugged metal housing and a blind hollow shaft, this encoder provides excellent resistance to vibration, shock, and harsh environmental conditions. With a resolution of 2048 pulses per revolution, it delivers accurate and stable feedback for speed and position control in motors and motion systems. The encoder supports various output formats, including HTL, TTL, and HCHTL, ensuring compatibility with a wide array of drives, PLCs, and industrial controllers. Its IP67-rated protection, combined with a broad operating temperature range, makes it ideal for heavy industrial applications such as cranes, steel mills, wind turbines, and paper manufacturing machinery. The durable construction ensures consistent performance over time, even in environments with dust, moisture, or temperature fluctuations, making it a reliable choice for continuous operation and critical processes.
Replacement solution image
Technical data
I. Mechanical Specification
Parameter
Details
Isolated Hollow-shaft
∅16mm, Stainless steel / PEEK
Moment of inertia
55×10⁻⁶ kg·m²
Load max - Radial
300N
Load max - Axial
100N
Speed max
4000 rpm
Code disc
Glass disc
Temperature - Operating
-30°C... +80°C
Temperature - Storage
-25°C... +80°C (+105°C max 1h)
Housing
Aluminium, coated
Weight
Approx. 1300g
Protection class
IP 65 according to IEC 529
Vibration
<20.000 m/s² (60... 2000 Hz)
Shock
<1000m/s² (11ms)
II. Electrical Specification
Parameter
Details
Supply voltage
+5V, 9 - 30V
Polarity protected
Current consumption at
60mA @ 24V
Max 80mA
Line counts
500, 1000, 1024, 2048, 2500, 3072, 4096, 5000ppr
Measuring steps
4 x Line counts
Accuracy
±50" ±1
Dividing error
±50" ±1
Channel separation
90° ±25"
Outputs
High current HTL
Short circuit protected
Load max
40mA
Max cable length
350m @ 100kHz
Uipp (at 40mA load)
+4V - +4.0V
Ulow (at 40mA load)
＜2.5V
Frequency range
0...100kHz
III. Accessories
Parameter
Details
Torque arm
Part. No. 01/208014
M6
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