KEYENCE Photoelectric Sensors
| 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% max. | ||
| Current consumption. | Normal mode：1.5 W (62.5 mA max.), Eco-mode：1 W (42.0 mA max.) | |||
| Environmental resistance | Operating temperature range | -10 to +55°C 14 to 131°F, No freezing*3 | ||
| Vibration | 10 to 55 Hz, 1.5 mm 0.06″ double-amplitude in X, Y, and Z directions, 2 hours respectively | |||
| Material | Housing, cover: Polycarbonate | |||
| Accessories | Mounting Fittings | |||
| Weight | Approx. 110 g | |||