ZLL
CDG11A Hall Speed Sensor
delivery time:2 weeks
product description
◎Six-channel speed sensor based on Hall principle
◎True zero speed signal output
◎Wide range of speed measurement, strong anti-interference and anti-vibration shock ability
◎Speed sensor for CR300AF, CR300BF 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 (3m, 2h)
technical parameter
◎Working power supply (Vcc): DC10V～30V (standard voltage 15V)
◎Output frequency range: 0～20kHz
◎Working air gap: 1mm±0.5mm (nominal value 1mm)
◎Number of output channels: 3,4,5,6
◎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, 5～6 channel phase difference 90°±30°
◎High level: ≥0.8Vcc (load ≥1KΩ)
◎Low level: ≤1V
◎Dielectric strength: AC1500V [50Hz 60s] between each group of channels; AC3000V [50Hz 60s] between channels (including shielding) and the shell.
◎Insulation resistance (between all wires and shell): ≥100MΩ (500V megohmmeter)
