Cảm biến quang|Sensor|Keyence|CZ-V21A

Model		CZ-V21A^*1
Output		NPN output
Main unit/expansion unit		Main unit
Response time		200 µs (HIGH SPEED) /1 ms (FINE) /4 ms (TURBO) /8 ms (SUPER)
Control output		NPN open-collector x 4 channels, 40 VDC max., Up to 100 mA for one output, Up to 200 mA in total of 4 outputs, Residual voltage: 1.0 V max.^*2
Protection circuit		Reverse-polarity protection, overcurrent protection, surge absorber
External tuning input, external bank switch input (C/C + I-mode), external shift input (super I-mode)		Input time: 20 ms min.
Timer function		Timer OFF/OFF-delay/ON-delay/One-shot, Timer time: 1 to 1000 ms adjustable (for each bank respectively)
Unit expansion		Up to 3 units (4 units total including the main unit)
Number of interference prevention units		0 for HIGH SPEED; 2 for FINE/TURBO/SUPER
Rating	Power voltage	24 VDC, Ripple (P-P) 10 % or less
	Power consumption	Normal mode: 1.5 W (62.5 mA or less), Eco-mode: 1 W (42.0 mA or less)
Environmental resistance	Ambient temperature	-10 to +55 °C 14 to 131 °F (No freezing)^*3
	Vibration resistance	10 to 55 Hz, Double amplitude 1.5 mm 0.06″, 2 hours in each of the X, Y, and Z axis
Material		Housing, cover: Polycarbonate
Accessories		Mounting Fittings
Weight		Approx. 110 g