Why does a Heavy Duty rotary transducer like the F3iS integrate a structural inertia of 0.5695 kgm² and a PCD flange of 290.0 mm?

As a dynamic gauge designed to operate at 10,000 RPM and withstand destructive braking forces of significant tonnage (50,000 Nm nominal), its core requires absolute stability. This parametric inertia of 0.5695 kgm² stabilizes the gauge body as it rotates in unison with the 290.0 mm machined ISO PCD flange. This industrial-grade precision foundation provides immense torsional rigidity of 36,450 kNm/rad, enabling the derivation of dynamic transverse torsions without metrological bias or shear.

How does it shield its inductive PCM reading at 10,000 RPM by isolating it from harmonic drift on the bench?

At high RPMs, friction and chassis noise from heavy-duty engines contaminate weak signals. The F3iS eliminates this error by digitally modulating (16-bit Pulse Code Modulation) through the inductor vanes. This frictionless, purely digitally electroplated contact isolates the sensor from any dV/dt interference (frequency inverters), achieving pure Class 0.10 performance regardless of external rotational intensity.

Torque Sensor F3iS 30000-50000 Nm | 10,000 RPM | DIN Certified Calibration

Budget-friendly price Request a quote

Digital PCM Transmission | 30,000 – 50,000 N·m | 10,000 RPM | PCD Flange 290.0 mm | Inertia 0.5695 kg·m²

Manufacturer: ATESTEO
Category: Very high torque (10,000-150,000 Nm), Rotary, Torque sensor

The F3iS series measures dynamic torque of 30,000 / 40,000 / 50,000 N·m (up to 50,000 Nm). It uses 16-bit PCM (Pulse Code Modulation) digital inductive telemetry. The stator inductively feeds the rotor.

Maximum speed: 10,000 RPM. PCD flange: 290.0 mm. Rotor inertia: 0.5695 … 0.5948 kgm². Torsional rigidity: 26,050 … 36,450 kNm/rad. Breaking load: > 500% of nominal.

Accuracy: ≤ ±0.10%. Frequency: 60 ± 20 kHz (nominal bandwidth 10 kHz).

Applications: propulsion test benches, rotary friction systems, naval and railway test benches.

Torque sensors.

Properties

Nominal Range (Nm)	30,000 / 40,000 / 50,000 N·m (Dynamic Test)
Rotational Limit (RPM)	Up to 10,000 RPM (High Speed Inductive Control)
PCD Concentricity Diameter	ISO 290.0 mm Flange (High Load Support)
Rotor Inertia (kgm²)	0.5695 … 0.5948 (Tolerated Reactive Mass)
Global Metrological Accuracy	≤ ±0.10% (Independent of Cyclic Stress)
Coupled Signal Technology	Digital Inductive Transmission (16 bit / PCM)
Scalar Torsional Stiffness	26,050 … 36,450 kNm/rad (Mechanized Matrix)
Shock (Destructive) Resilience	Breaking Load > 500% Nominal
Interference Protection	Robust EMI Immunity under Carrier Frequency
PLC Base Frequency	60 ± 20 kHz (10 kHz Nominal Bandwidth)