ZLL
CDG0901 Hall Speed Sensor
delivery time:2 weeks
product description
◎Dual-channel speed sensor based on Hall effect
◎True zero speed signal output
◎Wide range of speed measurement, strong anti-interference and anti-vibration shock ability
◎Speed sensor for CRH2 and CRH380A(L) traction system
Environmental characteristics
◎Altitude: ≤1500m
◎Relative humidity: ≤95% (the monthly average minimum temperature is 25℃)
◎Working temperature: -40℃～+125℃
◎Vibration and shock: meet the vibration requirements for the installation of Type 3 axles specified in GB/T21563-2008.
◎Protection level: IP68
technical parameter
◎Working power supply (Vcc): Us=9.6V～30VDC, rated working voltage DC12V
◎Speed measurement range: 0～20kHz
◎Working air gap: 0.3～1.5mm
◎Number of output channels: 2
◎Output waveform: square wave, and feedback rate (2m line) ≥3.5V/μs
◎Duty ratio: (50±15)%
◎Phase difference: 90°±30°
◎High level: ≥0.8Vcc
◎Low level: ≤1V
◎Consumption current (no load): ≤45mA
◎Dielectric strength (between all wires and shell): AC3500V[50Hz 60s]
◎Insulation resistance (between all wires and shell): ≥100MΩ (500V megohmmeter)
◎Protection function: power supply polarity protection, output short circuit protection
