OverviewLinear transducer with wire potentiometer technology. Excellent repeatability, high IP rating, resistance to shock and vibrations, and high electromagnetic compatibility make this transducer suitable for mobile hydraulic applications. Developed by Gefran to provide a robust, long-life solution for agricultural vehicles, earth-moving machines and hoisting equipment.
Main features- Repeatability: ± 0.1% FS
- Operating temperature: -40°C … +85°C
- Protection: IP67 with female mating connector (see accessories)
- High resistance to shock and vibration
- High electromagnetic compatibility (EMC)
Description- Wire position transducer (wire potentiometer) using a draw-wire and potentiometric sensing for linear position measurement.
- Designed for mobile hydraulic applications where robustness and reliability are required.
- Constructed for long life and operation in harsh mechanical and environmental conditions.
Applications- Agricultural vehicles
- Earth-moving machines
- Hoisting equipment
Technical specifications- Measurement range (stroke): 1800, 2300, 3300, 4300, 4800, 5300, 6300, 7300, 8000, 8300 mm (for lower/mid strokes refer to ZERO/SPAN procedures)
- Supply voltage: +10…30 Vdc (potentiometric / voltage divider output); +10…36 Vdc for some other output options
- Electrical connections: M12 connector output
- Resolution: virtually infinite for potentiometric output; analog outputs (0.5…4.5 V, 0…10 V, 4…20 mA) with 12-bit resolution; CANopen output 14-bit
- Linearity: ±0.25% FS (1800–4300 mm); ±0.5% FS (4800–8300 mm)
- Repeatability: ±0.1% FS
- Operating temperature range: -40°C … +85°C
- Vibration: 20 g, 10 Hz–2000 Hz (IEC 60068-2-6)
- Shock: 50 g, 11 ms pulse on 3 axes (IEC 60068-2-27)
- Electromagnetic compatibility: compliant with directive 2014/30/EU (EMC)
- Life: 250,000 cycles for strokes up to 5300 mm; otherwise rated to 2,000 km; typical speed 1 m/s; typical acceleration 1 g
- IP protection: IP67 (with female mating connector/accessory)
- Body material: PBT
- Wire: AISI 316 stainless steel, Ø 0.85 mm with nylon coating