ZLL
CDG1115A Hall Speed Sensor
delivery time :2 weeks
product description
◎Four-channel speed sensor based on Hall principle
◎Electrical isolation of each channel
◎Wide range of speed measurement, strong anti-interference and anti-vibration shock ability
◎Speed sensor for CR300A, CR300B EMU train control system
Environmental characteristics
◎Altitude: ≤5100m
◎Relative humidity: ≤95% (the monthly average minimum temperature is 25℃)
◎Working temperature: -40℃～+125℃
◎Vibration and shock: meet the requirements of three types of axle installation in GB/T21563-2008
◎Protection level: IP68 (5bar, 2h)
technical parameter
◎Working power supply (Vcc): DC10V～30V (standard voltage 15V)
◎Output frequency range: 0～20kHz
◎Working air gap: 1mm±0.2mm (nominal value 1mm)
◎Number of output channels: 4
◎Output waveform: voltage square wave, voltage change rate of rising/falling edge: ≥3.5V/μs (resistive load)
◎Duty ratio: 0.5±0.2
◎Phase difference: 1～2, 3～4 channel phase difference 90°±30°
◎High level: ≥0.8Vcc (load ≥1KΩ)
◎Low level: ≤1V
◎Dielectric strength: AC1500V [50Hz 60s] between each channel; AC3500V [50Hz 60s] between the channel (including shielding) and the shell.
◎Insulation resistance (between all wires and shell): ≥100MΩ (500V megohmmeter)
