Heidenhain 1314404-01 (AE KBI 1335) Absolute Multiturn Rotary Encoder
Technical Specifications & Overview
The Heidenhain 1314404-01 (AE KBI 1335) is an absolute multiturn scanning head designed for bearingless, inductive rotary encoder assemblies. Utilizing robust inductive scanning technology that resists magnetic fields and contamination, this compact unit delivers up to 524,288 positions per revolution (19-bit singleturn resolution) and tracks 65,536 differentiable revolutions (16-bit multiturn) via the EnDat 2.2 serial interface.
Key Technical Characteristics
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Manufacturer: Heidenhain
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Part Number / ID: 1314404-01
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Series / Model: AE KBI 1335
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Encoder Type: Absolute multiturn scanning head (inductive scanning)
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Positions per Revolution: 524,288 (19-bit)
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Differentiable Revolutions: 65,536 (16-bit multiturn)
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Data Interface: EnDat 2.2 synchronous serial interface (EnDat22)
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Power Supply: $3.6\text{ V to }14\text{ V DC}$ (Operating voltage $U_p$) / $3.6\text{ V to }5.25\text{ V DC}$ (Battery backup $U_{\text{bat}}$)
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Scanning Unit Form Factor: Outer diameter 59 mm, bolt circle diameter 51 mm ($3\times90^\circ$ with M3 alignment hole)
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Degree of Protection: IP 00 (EN 60529)
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Operating Temperature Range: $-40\text{ }^\circ\text{C to }+115\text{ }^\circ\text{C}$
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Electrical Connection: Double-row 15-pin bent PCB plug connector
Applications & Industrial Integration
Featuring a ultra-compact footprint and high vibration resistance ($400\text{ m/s}^2$ on stator, $600\text{ m/s}^2$ on rotor), the Heidenhain 1314404-01 scanning unit is designed for integration inside compact direct drives:
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Servomotors and compact robot joints
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Direct-drive rotary axes and torque motor assemblies
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Automation platforms with tight housing installation limits
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Closed-loop positioning systems requiring battery-buffered multiturn tracking
Commercial Assistance & Sourcing
At AtlanTech Drives, we provide high-level commercial guidance to streamline your industrial component procurement. Reach out to our specialized sales team today to check real-time warehouse stock, confirm delivery lead times, or request an immediate competitive quote.
