品牌P+F/倍加福	型号NJ20+U1+W
结构类型电源内藏型	检测方式槽式
电源电压24V	输出方式继电器
使用环境温度＞70℃	产品认证CCC
用途汽车 物流 包装 食品	加工定制是
货号236541	3C额定电压范围440V以上

参数表节选：的技术参数 nj20+u1+w
nj20+u1+w 停产可替换 大量现货
general specifications
switching function normally open/closed (no/nc)
output type two-wire
rated operating distance 20 mm
installation non-flush
output polarity ac
assured operating distance 0 ... 16.2 mm
actual operating distance 18 ... 22 mm typ. 20 mm
reduction factor ral 0.35
reduction factor rcu 0.35
reduction factor r304 0.8
nominal ratings
operating voltage 20 ... 253 v 1)
switching frequency 0 ... 20 hz
hysteresis 1 ... 10 typ. 5 %
voltage drop ≤ 5 v
voltage drop at il
voltage drop il = 10 ma, switching element on 6 ... 11 v typ. 9 v
voltage drop il = 20 ma, switching element on 5 ... 9.5 v typ. 8 v
voltage drop il = 50 ma, switching element on 4 ... 7.5 v typ. 6.8 v
voltage drop il = 100 ma, switching element on 4 ... 7 v typ. 6.5 v
voltage drop il = 200 ma, switching element on 4 ... 7 v typ. 6.5 v
voltage drop il = 200 ma, tu = 23° c, switching element on 4 ... 7 v typ. 6 v
voltage drop il = 500 ma, switching element on 4 ... 7 v typ. 6 v
momentary current
(20 ms, 0.1 hz) 0 ... 3000 ma
operating current 8 ... 500 ma
off-state current 0.5 ... 1.95 ma typ. 1.2 ma
off-state current ub 24 v, switching element off 0.5 ... 1.7 ma typ. 1.2 ?a
operating voltage indicator led, green
switching state indicator led, yellow
approvals and certificates
ccc approval certified by china compulsory certification (ccc)
ambient conditions
ambient temperature -25 ... 70 °c (-13 ... 158 °f)
storage temperature -25 ... 85 °c (-13 ... 185 °f)
mechanical specifications
core cross-section up to 2.5 mm2
housing material pbt
sensing face pbt
degree of protection ip68
note 1) in the temperature range below 0 °c, permissible operating voltage ub80...253 v 
safety fuse ≤ 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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