OverviewCompact draw-wire (draw-wire) sensor for combined linear position and single-axis tilt measurement. Measurement ranges from 1.8 m to 8.3 m. Available in versions with digital outputs (CANopen / CANopen Safety). Designed for mobile/off-highway equipment and industrial applications requiring long-stroke position and tilt monitoring.
Applications- Position and tilt monitoring on telescopic booms, lifting systems and articulated structures
- Mobile machinery and off-highway vehicles exposed to shock, vibration and EMC constraints
- Industrial automation systems requiring long-stroke displacement sensing
Key features- Combined linear position and single-axis tilt measurement (360° / ±180°)
- Measurement ranges available from 1.8 m to 8.3 m
- Non-contact Hall-effect sensing for low wear and stable long-term performance
- Digital outputs: CANopen and CANopen Safety (versions available)
- Variants certified for functional safety up to SIL2 / Performance Level d (PL d)
Integration / Notes- Compact installation for confined spaces; suitable for retrofit on mobile equipment
- Available connector options (e.g. M12) and cable variants; accessories on request
- Allows simultaneous monitoring of linear position and tilt with a single device
Characteristics / technical specifications- Brand: Gefran
- Model: GSH-A
- Type: draw-wire (cable) sensor with integrated single-axis tilt
- Measurement ranges (nominal lengths): 1800 mm; 2300 mm; 3300 mm; 4300 mm; 4800 mm; 5300 mm; 6300 mm; 7300 mm; 8000 mm; 8300 mm
- Tilt measurement: 360° (±180°), single axis Z
- Output signal: CANopen; CANopen Safety (digital)
- Supply voltage: 8…32 V DC (temporary overvoltage up to 36 V DC)
- Resolution: 14 bit (linear position); ~0.1° (tilt)
- Linearity: < ±0.5 % FS (linear position); < ±0.5° (tilt)
- Repeatability (linear): typ. ±0.15 % FS (1800…6300 mm); typ. ±0.5 % FS (7300…8300 mm)
- Operating temperature: -40 °C … +85 °C
- Vibration (sinusoidal): 20 g, 10…2000 Hz, 3 axes (IEC 60068-2-6)
- Shock: 50 g, 11 ms, impulse 3 axes (IEC 60068-2-27)
- EMC: compliant with relevant standards for mobile machinery
- Mechanical life: 500,000 cycles @ v ≤ 1 m/s, a ≤ 0.5 g; 250,000 cycles @ v ≤ 2 m/s, a ≤ 1 g
- Ingress protection: IP67 / IP69K (with coupling connector)
- Housing material: PBT
- Cable material: stainless steel AISI 316 with nylon coating, Ø 0.85 mm