ZLL
CDG0818C 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 CRH380B(L) and CR400BF traction system
Environmental characteristics
◎Altitude: ≤1500m
◎Relative humidity: ≤95% (the monthly average minimum temperature is 25℃)
◎Working temperature: -40℃～+120℃
◎Vibration and shock: meet the vibration requirements of type 3 axle installation specified in IEC61373-2010.
◎Protection level: IP68 (5bar, 2h)
technical parameter
◎Working power supply (Vcc): Us=8V～30VDC, rated working voltage DC15V
◎Speed measurement range: 0～20kHz
◎Working air gap: 1±0.5mm
◎Number of output channels: 2
◎Output waveform: square wave, and feedback rate (2m line) ≥3.5V/μs
◎Duty ratio: (50±10)%
◎Phase difference: 90°±18°
◎High level: ≥Ub-2.0V
◎Low level: ≤1.2V
◎Consumption current (no load): ≤40mA
◎Dielectric strength (between all wires and shell): AC1500V[50Hz 60s]
◎Insulation resistance (between all wires and shell): ≥100MΩ (500V megohmmeter)
◎Protection function: power supply polarity protection, output short circuit protection
