NT50

Rating/Performance/Specification

Detection method Through beam
Detecting distance 50m
Detectiing object dia.22mm or more
Power Supply 12-24VDC ±10% Ripple 10% or less
Current consumption / Power consumption Transmitter: 30mA or less / Receiver: 35mA or less
Output mode NPN open collector output
Rating: Sink current 200mA (30VDC) or less
Operation mode Light ON/Dark ON (selectable with switch)
Light monitor NPN open collector output
Rating: sink current 200mA (30VDC) or less
Alarm output*1 NPN open collector output
Rating: Sink current 200mA (30VDC) or less
Response time 5ms or less
Light source Infrared LED (wave length 910nm)
Indicator (Transmitter) P.L: Power indicator (green LED) … Illuminated when power on
OP.L: Monitor indicator (red LED) … Illuminated when emit light normally
(Receiver) OP.L: Operation indicator (red LED) …Illuminated when output on
LEVEL: Level indicator (three level display)
LEVEL1: yellow LED illuminated when light intensity of about twice as much as operation level is detected.
LEVEL2: yellow LED illuminate
Switch (SW) Light ON/Dark ON Remove the case lid of the receiver Light ON … Output at light receiving
selector switch provided to access the switch. Dark ON … Output at light blocking
Materials Case: Zinc die cast
Connection Terminal block (screw: M3.5, width: 8.1mm)
Weight Transmitter: Approx. 700g
Receiver: Approx. 700g
Accessories Operation manual, Mounting bracket

*1 When the light intensity is LEVEL 1 or lower, the alarm is output (yellow LED turns off).

Environmental Specification

Ambient light (on light receiving surface) 50,000 lx or less (incandescent lamp)
Ambient temperature -25 - +55 ℃ (Non-freezing)
Storage temperature -40 - +70 ℃ (Non-condensing)
Ambient humidity 35 - 85%RH (Non-condensing)
Protective structure IP66
Vibration 10-55 Hz / 1.5 mm double amplitude / 2 hours each in 3 directions
Shock 1000 m/s2 / 3 times each in 3 directions
Dielectric withstanding 500 VAC for 1 minute (between input/output and case)
Insulation resistance 500 VDC, 20 MΩ or higher

*1 When the light intensity is LEVEL 1 or lower, the alarm is output (yellow LED turns off).