Project Description
PANASONIC EX-21B in stock
| Item | Specifications |
|---|---|
| Product Number | EX-21B |
| Part Number | EX-21B |
| CE marking directive compliance | EMC Directive, RoHS Directive |
| Sensing range | 1 m 3.281 ft |
| Sensing object | Min. dia. 2.6 mm dia. 0.102 in opaque object (Setting distance between emitter and receiver: 1 m 3.281 ft) |
| Hysteresis | – |
| Repeatability(perpendicular to sensing axis) | 0.05 mm 0.002 in or less |
| Supply voltage | 12 to 24 V DC plus or minus 10 % Ripple P-P 10 % or less |
| Current consumption | Emitter: 10 mA or less Receiver: 10 mA or less |
| Output | NPN open-collector transistor – Maximum sink current: 50 mA – Applied voltage: 30 V DC or less (between output and 0 V) – Residual voltage: 2 V or less (at 50 mA sink current), 1 V or less (at 16 mA sink current) |
| Output:Utilization category | DC-12 or DC-13 |
| Output:Short-circuit protection | Incorporated |
| Response time | 0.5 ms or less |
| Operation indicator | Orange LED (lights up when the output is ON) (located on the receiver) |
| Stability indicator | Green LED (lights up under stable light received condition or stable dark condition), located on the receiver |
| Sensitivity adjuster | – |
| Operation mode switch | – |
| Protection | IP67 (IEC) |
| Ambient temperature | -25 to +55 degrees -13 to +131 degrees Fahrenheit (No dew condensation or icing allowed), Storage: -30 to +70 degrees -22 to +158 degrees Fahrenheit |
| Ambient humidity | 35 to 85 % RH, Storage: 35 to 85 % RH |
| Ambient illuminance | Incandescent light: 3,000 lx or less at the light-receiving face |
| Voltage withstandability | 1,000 V AC for one min. between all supply terminals connected together and enclosure |
| Insulation resistance | 20 MOhm , or more, with 250 V DC megger between all supply terminals connected together and enclosure |
| Vibration resistance | 10 to 500 Hz frequency, 3 mm 0.118 in double amplitude (20 G max.) in X, Y and Z directions for two hours each |
| Shock resistance | 500 m/s2 acceleration (50 G approx.) in X, Y and Z directions three times each |
| Emitting element | Red LED (modulated) |
| Emitting element:Peak emission wavelength | 640 nm 0.025 mil |
| Material | Enclosure: Polyethylene terephthalate Lens: Polyalylate |
| Cable | 0.1 mm2 3-core (emitter: 2-core) cabtyre cable, 2 m 6.562 ft long |
| Cable extension | Extension up to total 50 m 164.042 ft is possible with 0.3 mm2, or more, cable (both emitter and receiver). |
| Weight | Net weight (each emitter and receiver): 20 g approx Gross weight: 60 g approx |
| Accessory | – |
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