Description
Inductive sensor NJ30+U4+W

General specifications

Switching functionNormally open/closed (NO/NC)
Output typeTwo-wire
Rated operating distance30 mm
Installationnon-flush
Output polarityAC
Assured operating distance0 … 24.3 mm
Actual operating distance27 … 33 mm typ. 30 mm
Reduction factor rAl0.45
Reduction factor rCu0.4
Reduction factor r3040.8
Output type2-wire

Nominal ratings

Operating voltage AC20 … 253 V 1)
Switching frequency0 … 20 Hz
Hysteresis1 … 10 typ. 5 %
Voltage drop≤ 5 V
Momentary current
(20 ms, 0.1 Hz)
0 … 3000 mA
Operating current8 … 500 mA
Off-state current0.5 … 1.95 mA typ. 1.2 mA
 Off-state current UB 24 V, switching element off0.5 … 1.7 mA typ. 1.2 µA
Operating voltage indicatorLED, green
Switching state indicatorLED, yellow

Functional safety related parameters

MTTFd653 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %

Compliance with standards and directives

Standard conformity 
 StandardsEN 60947-5-2:2007
IEC 60947-5-2:2007

Approvals and certificates

UL approvalcULus Listed, General Purpose
CSA approvalcCSAus Listed, General Purpose
CCC approvalCertified 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

Connection typescrew terminals
Information for connectionA maximum of two conductors with the same core cross section may be mounted on one terminal connection!
tightening torque 1.2 Nm + 10 %
Core cross sectionup to 2.5 mm2
 Minimum core cross-sectionwithout wire end ferrule 0.5 mm2 , with connector sleeves 0.34 mm2
 Maximum core cross-sectionwithout wire end ferrule 2.5 mm2 , with connector sleeves 1.5 mm2
Housing materialPBT/metal
Sensing facePBT
Degree of protectionIP68
Dimensions 
 Height40 mm
 Width40 mm
 Length118 mm
Note1) In the temperature range below 0 °C, permissible operating voltage Ub 80…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.

General information

Supplementary informationConnection selectable as normally open or normally closed operation.
Only wire one output per device.
Additional information
delivery

Local Pickup

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