▇ Operating form and model number
| Current type | Operating form | Contact form | Model number | |
| DC | NPN | NO+NC | BZJ-211 | |
▇ General
| Model number | BZJ-211 series |
| External dimensions | 28x57x85 |
| Sensing method | Coaxial reflex |
| Light source chromatogram | Red, green, blue, white |
| Light spot (color) | Round spot (green) |
| Detection distance | 10mm±2mm |
| Sensitivity adjustment | Adjustable |
| Supply voltage | 10-30Vdc±10% |
| Rated output current | N.P Type: 300mA max; A Type: 400mA; J type: 2A max (contact life: 100000 times) |
| Sensing object | Opaque object |
| Response time | 50uS |
| Light source | Infrared LED (660 nm) |
| Leakage current | N.P Type: 20mA max; A Type: 1.7mA max |
| Protection circuit | Reverse polarity protection, Surge suppressor, Short-circuit protection |
| Insulation resistance | 50 MΩ min. at 500 V DC between energized parts and case |
| Dielectric strength | 1000 VAC max., 50 / 60 Hz for 1 min between energized parts and case |
| Temperature influence | ±10% max. of sensing distance at 23°C within temperature range of -25°C to 60°C ±15% max. of sensing distance at 23°C within temperature range of -30°C to 65°C |
| Voltage influence | ±10% max. of sensing distance in rated voltage range ±15% |
| IP Rating | IP67 |
| Material | Case: Aluminum die-cast (ABS); Sensing surface (lens): PMMA |
| Operating temperature | 0 to 50 °C (with no icing or condensation) |
| Operating humidity | Storage: 35% to 95% (without condensation) |
