Pepperl+Fuchs NJ20+U4+W-T
Proximity sensor
Series: VariKont ®, Housing material: PBT/base of metal, Rated operating distance: 20 mm, Connection type: screw terminals, Output type: 2-wire, Installation: non-flush, Type of voltage: AC
- Overview
- Comments
| General specifications | ||
| Switching element function | AC | |
| Rated operating distance | 20 mm | |
| Installation | non-flush | |
| Output polarity | AC | |
| Assured operating distance | 0 ... 16.2 mm | |
| Reduction factor rAl | 0.4 | |
| Reduction factor rCu | 0.3 | |
| Reduction factor r304 | 0.85 | |
| Nominal ratings | ||
| Operating voltage | 20 ... 253 V 1) | |
| Switching frequency | 0 ... 25 Hz | |
| Hysteresis | typ. 3 % | |
| Voltage drop | less than or equal to 7 V | |
| Momentary current (20 ms, 0.1 Hz) | 0 ... 4000 mA | |
| Operating current | 10 ... 500 mA | |
| Off-state current | 0 ... 3 mA typ. | |
| Operating voltage indicator | LED, green | |
| Switching state indicator | LED, yellow | |
| Approvals and certificates | ||
| UL approval | cULus Listed, General Purpose | |
| CSA approval | cCSAus Listed, General Purpose | |
| CCC approval | Certified by China Compulsory Certification (CCC) | |
| Ambient conditions | ||
| Ambient temperature | -25 ... 100 °C (-13 ... 212 °F) | |
| Mechanical specifications | ||
| Connection type | screw terminals | |
| Core cross-section | up to 2.5 mm2 | |
| Housing material | PBT/base of metal | |
| Sensing face | PBT | |
| Degree of protection | IP68 | |
| Note | 1) In the temperature range below 0 °C, permissible operating voltage Ub 80...253 V Safety fuse less than or equal to 2 A (quick-blow) according to IEC 60127-2 Sheet 1 Recommendation: after a short circuit, check that the device is functioning correctly. | |
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