ZLL
TQG15 photoelectric speed sensor
delivery time:2 weeks
product description
◎Multi-channel speed sensor based on photoelectric principle
◎Electrical isolation between channels
◎Wide range of speed measurement, strong anti-interference and anti-vibration shock ability
◎Widely used in various types of EMUs, subways and locomotive train control systems
Environmental characteristics
◎Relative humidity: ≤95% (the monthly average minimum temperature is 25℃)
◎Working temperature: -40℃～+70℃
◎Vibration and shock: meet the requirements of three types of axle installation in GB/T21563-2008
◎Protection level: IP68
technical parameter
◎Working power supply (Vcc): DC 15V±15% or DC 24V±15%
◎No-load no-load current: ≤30mA (each channel)
◎Output pulse amplitude: high level ≥ 0.8Vcc, low level ≤ 2V (load resistance 3KΩ)
◎Phase difference: 1～2, 3～4, 5～6 channel phase difference 90°±30°
◎Speed measurement range: 0～3000r/min
◎Number of pulses per revolution: 96,200
◎Duty ratio: (50±20)%
◎Dielectric strength between channels: AC 1500V[50Hz 60s]
◎All channels and housing dielectric strength (-1 type): AC 500V[50Hz 60s]
◎All channels and housing dielectric strength (-T type): AC 1500V[50Hz 60s]
◎All channels and shell dielectric strength (-Tn type): AC 3000V[50Hz 60s]
◎All channels and housing dielectric strength (-Tn-5 type): AC 5000V[50Hz 60s]
◎Insulation resistance of all channels and shell: ≥100MΩ (500V megohmmeter)
◎Protection function: power supply polarity protection, output short circuit protection
