Baumer HOGS151 DN 5000 Incremental Encoder – HOGS Series

Baumer HOGS151 DN 5000 — Optical Incremental Encoder for High-Precision Closed-Loop Drive Systems

The Baumer HOGS151 DN 5000 is a heavy-duty optical incremental rotary encoder rated at 5,000 pulses per revolution (PPR), purpose-built for closed-loop speed and position feedback in industrial drive systems. Its HTL push-pull output architecture, IP 65 sealed die-cast aluminium housing, and dual preloaded deep-groove ball bearings make it a structurally and electrically robust feedback transducer for continuous-duty applications including elevator traction motors, crane bridge drives, conveyor systems, and high-cycle servo axes.

The encoder belongs to Baumer’s HOGS series — a product family engineered specifically for environments where vibration, thermal cycling, and electromagnetic interference are persistent operating conditions rather than edge cases. The DN solid-shaft variant accepts direct coupling to motor shafts via a precision-bored clamping hub, eliminating the mechanical compliance and backlash associated with flexible bellows couplings in space-constrained motor housings. At 5,000 PPR, the angular resolution per count is 0.072°, which is sufficient for field-oriented control (FOC) algorithms operating at carrier frequencies up to 16 kHz on motors with pole counts up to 8.

siemensplc.com maintains verified stock of the HOGS151 DN 5000 sourced through traceable supply channels. Each unit is inspected against OEM dimensional and electrical specifications before dispatch from our Xiamen, China facility. Pre-sales application engineering and post-delivery commissioning support are available directly from our technical team.

📩 Real-time Stock & RFQ: [email protected] | WhatsApp: +86 18359268345

Technical Parameters

Hardware Logical Analysis

The HOGS151 DN 5000 uses a transmissive optical disc with 5,000 radial apertures etched at sub-micron pitch tolerances. A collimated infrared LED illuminates the disc; a matched photodetector array on the opposite face generates sinusoidal photocurrents proportional to the angular position of each aperture. An integrated ASIC performs current-to-voltage conversion, signal conditioning, and Schmitt-trigger squaring to produce clean HTL square waves on channels A, B, and Z. The 90° electrical phase offset between A and B is maintained to within ±1° across the full −20 °C to +85 °C operating range — a tolerance that directly governs quadrature decoding accuracy in the drive’s position counter.

EMC Architecture: The HTL push-pull output topology presents a low source impedance of approximately 50 Ω per channel, which reduces the antenna effect of the encoder cable and attenuates capacitively coupled interference from adjacent power conductors. The internal PCB is partitioned into a low-noise analogue front-end zone and a digital output zone, separated by a continuous ground-plane split that suppresses high-frequency switching transients generated by the output drivers. The M23 connector shell is mechanically and electrically bonded to the die-cast housing, providing a 360° shield termination that meets EN 61000-4-3 radiated immunity requirements at 10 V/m without additional ferrite chokes or external shielding measures.

Bearing and Shaft Mechanics: The O-configuration dual bearing arrangement preloads both races axially, eliminating radial and axial play to below 5 µm. This directly reduces jitter on the Z-channel index pulse — a parameter that governs homing repeatability in applications where the drive controller uses the Z pulse as the absolute reference for multi-turn position recovery. The precision-bored DN clamping hub maintains shaft concentricity to within 10 µm TIR, preventing eccentric loading that would otherwise introduce periodic velocity ripple at the fundamental shaft frequency.

Thermal Management: The die-cast aluminium housing functions as a passive thermal mass for the internal ASIC and LED driver. The thermal resistance from ASIC junction to housing surface is approximately 8 °C/W, allowing continuous operation at +85 °C ambient without active cooling or derating of the output current specification. The LED driver circuit incorporates a temperature-compensated constant-current source that maintains optical output power within ±3% across the full temperature range, preventing signal amplitude drift that would otherwise cause false triggering at the Schmitt-trigger threshold.

System Integration Benefits

• Sub-100 ns output switching: The HTL push-pull stage transitions in under 100 ns, ensuring the encoder signal propagates to the drive’s feedback input within a single PWM period at carrier frequencies up to 16 kHz — a hard requirement for stable field-oriented control on motors with 6 or more pole pairs.
• Broad drive compatibility without signal conversion: The 10–30 V DC supply range and HTL signal levels are natively accepted by Siemens SINAMICS G120, S120, and S210; ABB ACS880; Schneider Electric ATV340; and Yaskawa A1000 series drives, eliminating the need for external HTL-to-TTL converters or level-shifting modules.
• 150 m cable reach at full bandwidth: The 50 Ω source impedance and 360° M23 shield termination sustain signal integrity on shielded twisted-pair cables up to 150 m at 300 kHz, verified against EN 61000-4-4 EFT/Burst immunity at 2 kV — enabling encoder placement at the motor without a local junction box in long-cable machine architectures.
• Z-channel index for position recovery: The single-pulse-per-revolution Z index allows the drive controller to detect and correct accumulated position error between power cycles, supporting absolute-position recovery routines in elevator and conveyor applications without a dedicated reference proximity switch.
• Mechanical drop-in compatibility: The HOGS151 DN clamping flange dimensions and M23 connector pinout are backward-compatible with the HOGS 100 series, permitting field replacement without mechanical rework, cable re-termination, or drive parameter changes beyond PPR entry.
• Shock and vibration qualification for mobile machinery: The 100 m/s² vibration rating (IEC 60068-2-6) and 1,000 m/s² shock rating (IEC 60068-2-27) qualify the HOGS151 for crane bridge drives, offshore hoists, and rail traction systems where mechanical shock events occur during normal operation.
• Zero-adjustment commissioning: The factory-calibrated 90° A/B phase relationship eliminates oscilloscope-based phase trimming at the drive. Commissioning is reduced to entering the PPR value in the drive’s encoder parameter set — a procedure that takes under two minutes on all major drive platforms.
• Predictable maintenance scheduling: The published L10 bearing life of > 3 × 10⁹ revolutions at rated load corresponds to approximately 8,300 operating hours at 6,000 RPM, allowing maintenance planners to schedule encoder replacement as a calendar-based preventive action rather than a reactive response to feedback fault alarms.

Quality Assurance & Global Logistics

Every Baumer HOGS151 DN 5000 unit listed on siemensplc.com is procured through verified supply channels with full traceability to the original manufacturer. Incoming inspection at our Xiamen facility covers: housing dimensional verification against Baumer published drawings, label and date-code authentication, M23 connector pin continuity check across all 12 positions, and a bench-level signal output test at both 10 V and 24 V supply to confirm A/B/Z channel switching at rated frequency. Units that fail any checkpoint are quarantined and returned to the supplier — they are not relisted or offered at reduced price.

Dispatch is from Xiamen, China, with direct access to Xiamen Gaoqi International Airport (XMN) and Xiamen Port. Standard lead time is 1–3 business days from order confirmation. Available carriers include DHL Express (2–5 transit days to Europe and the Americas), FedEx International Priority, and SF Express for Asia-Pacific regional delivery. Each shipment includes a commercial invoice, packing list, and certificate of origin formatted to the destination country’s import requirements. Orders requiring third-party inspection certificates, MSDS documentation, or specific customs pre-clearance paperwork are coordinated by our logistics team prior to dispatch to prevent clearance delays at destination.

The 12-month warranty covers manufacturing defects from the date of shipment. Warranty claims are acknowledged within 2 business days and processed within 5 business days of receipt of the returned unit. Replacement units are dispatched from Xiamen stock; no depot repair queue applies to warranty replacements.

Contact Information

📧 Email: [email protected]
📱 WhatsApp: +86 18359268345
🌐 Web: siemensplc.com
📍 Location: Xiamen, China
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