GEL 2475FD

Highly integrated speed sensor, vibration sensor, temperature sensor with integrated evaluation

A configurator for this product is not available yet. Send an inquiry and we will help you choose.

Highlights

Speed, vibration and temperature measurement in one housing
Vibration measurement with state-of-the-art MEMS technology in 3 axes
Integrated evaluation algorithms output the severity of flat spots and welds in discrete stages via PWM signal.
Using multiple flat spot detectors makes it possible to detect rail joints.
Electrically isolated signals for reliable evaluation in different control systems
Configuration flexibility thanks to freely selectable cable outlet, cable protection, and connector variants

Show all highlights (18)

Type-tested according to DIN EN 50155 for safe use in railway applications
Fire protection is ensured by cables and cable protection in accordance with DIN EN 45545-2 up to HL3
Maximum compatibility
Maintenance and wear-free
Flat spot detection works regardless of the installation position of the sensor
Simplest evaluation thanks to analog PWM signal
Parallel condition monitoring of vehicle and infrastructure
Maximizing efficiency of maintenance planning
Simple integration
Easy to assemble
Electrically isolated measuring systems
High signal quality

Output signal: Square-wave signal
Degree of protection: IP68
Frequency range (max.): 0–20 kHz
Target wheel module: 1 · 1.25 · 1.5 · 1.75 · 2 · 2.25 · 2.5 · 2.75 · 3 · 3.25 · 3.5
Supply voltage: 10–30 V DC

Show all parameters (30)

The data describe technical versions, not order numbers. We will help you choose a specific version.

Versions: GEL 2475FD – E- · GEL 2475FD – EM · GEL 2475FD – V- · GEL 2475FD – VM. Shared values are listed once, differing ones for each version.

Duty cycle: 50% ± 20%
Phase offset: GEL 2475FD – E-: -
GEL 2475FD – EM: -
GEL 2475FD – V-: typ. 90°
GEL 2475FD – VM: typ. 90°
Frequency range: GEL 2475FD – E-: 0 to 20 kHz
GEL 2475FD – EM: 0 to 8 kHz
GEL 2475FD – V-: 0 to 20 kHz
GEL 2475FD – VM: 0 to 8 kHz
Output signal level Low: GEL 2475FD – E-: ≤ 1.0 V
GEL 2475FD – EM: ≤ 1.5 V
GEL 2475FD – V-: ≤ 1.0 V
GEL 2475FD – VM: ≤ 1.5 V
Output signal level High: GEL 2475FD – E-: ≥ UB - 1.5 V
GEL 2475FD – EM: ≥ UB - 1.8 V
GEL 2475FD – V-: ≥ UB - 1.5 V
GEL 2475FD – VM: ≥ UB - 1.8 V
Output current per channel: GEL 2475FD – E-: ≤ 20 mA
GEL 2475FD – EM: ≤ 10 mA
GEL 2475FD – V-: ≤ 20 mA
GEL 2475FD – VM: ≤ 10 mA
Output signal (short-circuit-proof): Square-wave signals
Current consumption IB(without load): GEL 2475FD – E-: ≤ 30 mA
GEL 2475FD – EM: ≤ 25 mA
GEL 2475FD – V-: ≤ 30 mA
GEL 2475FD – VM: ≤ 25 mA
Supply voltage UB(reverse polarity protected): GEL 2475FD – E-: 10 to 30 V DC
GEL 2475FD – EM: 10 to 20 V DC
GEL 2475FD – V-: 10 to 30 V DC
GEL 2475FD – VM: 10 to 20 V DC

Measuring range: -55 °C to +70 °C (max. 100 mW); -55 °C to 150 °C (max. 1 mW)
Measuring resistor: 1 to 100 kΩ at 25 °C
Measurement tolerance: 1 % at 25 °C