Why are structural shielding and the 260.0 mm PCD modular flange crucial in 100,000 Nm Heavy Duty tests?

At megawatt levels (wind, rail, marine), a weakness in the anchorage leads to catastrophic shear fatigue failures. The F0iS system distributes peak failures (which can exceed the nominal 1000%) across oversized PCD rings, up to 260.0 mm in its most robust versions. Its extreme torsional stiffness of 356 kNm/rad guarantees 1:1 drop-in replacement performance capable of absorbing massive fluctuations without shaft deflection.

How does rotor inertia affect the dynamic performance of the F0iS?

Despite its heavy-duty architecture designed to withstand shocks of 100 kNm, the fractional versions optimize their moment of inertia, reducing it to around 0.0012 kg·m² at base. This minimization of reactive mass, combined with inductive or piezoelectric (DMS) technology, allows the F-Series transducer to operate like a missile at exceptional speeds of up to 20,000 RPM, maintaining its Class 0.05 accuracy even under the intense EMI interference of the heavy test bench.

Torsor F0iS Torque Sensor 50-100,000 Nm | 20,000 RPM | Extreme Torque and Structural Shielding

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Strain Gauges (DMS) | 50 – 1,000 N·m | 20,000 RPM | PCD Flange 101.5 mm

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

The F0iS (F-Series Heavy Duty) measures torque from 50 to 100,000 Nm (100 kNm). It uses strain gauges (DMS) and inductive telemetry (Dual-Frequency).

Accuracy: Class 0.05%. Maximum speed: 20,000 rpm in T models. Torsional rigidity: 23 … 356 kNm/rad. Base moment of inertia: 0.0012 … 0.0013 kg·m². Shock resistance: > 1000% of nominal.

DIN modular flanges with PCD 101.5 mm and up to PCD 260.0 mm.

Outputs: frequency (RS422), voltage (±10V), current, and CAN Bus. Optional speed detection: integrated inductive or optical.

Applications: testing in wind turbines, naval vessels and electromobility vehicles.

Torque sensors.

Properties

Nominal Range (Nm)	50 … 100,000 (100 kNm)
Constant Rotational Limit	Up to 20,000 rpm (Model T)
Global Accuracy	Class 0.05%
Mechanical Flange PCD	Modular DIN (Climax PCD 260.0 mm)
Moment of Inertia	0.0012 … 0.0013 kg·m² (Base)
Torsional Stiffness	23 … 356 kNm/rad
Breaking Strength (Shock)	> 1000% of the Nominal (Structural Shielding)
Transmission Technology	Piezoelectric / DMS (Inductive Telemetry)
Optional Speed Detection	Inductive or Integrated Optical
Acquisition Outflows	Frequency (RS422), Voltage, Current, CAN Bus