Contact Us:
sales@inosaki.com

NJ4-12GK-SN – Inductive Sensor – PEPPERL+FUCHS Proximity Sensors

$ 151.80

SKU NJ4-12GK-SN Category

PEPPERL+FUCHS Inductive proximity sensors are the preferred choice for the majority of applications requiring accurate, non-contact detection of metallic objects in machinery or automation equipment. As a pioneer and market leader, Pepperl+Fuchs offers innovative, high quality inductive sensors to meet the needs of the worldwide automation and process control markets. Our experience, flexibility and customer focus continues to allow us to offer custom designed solutions for the most unique and demanding applications.

General Specification

Switching function Normally closed (NC)
Output type NAMUR with safety function
Rated operating distance sn 4 mm
Installation non-flush
Assured operating distance sa 0 … 3.24 mm
Reduction factor rAl 0.4
Reduction factor rCu 0.3
Reduction factor r304 0.85
Safety Integrity Level (SIL) up to SIL3 acc. to IEC 61508 Danger! In safety-related applications the sensor must be operated with a qualified fail safe interface from Pepperl+Fuchs, such as KFD2-SH-EX1.
Consider the “exida Functional Safety Assessment” document which is available on www.pepperl-fuchs.com as an integral part of this product’s documentation.
Output type 2-wire

Nominal ratings

Nominal voltage Uo 8.2 V (Ri approx. 1 kΩ)
Switching frequency f 0 … 1500 Hz
Current consumption
Measuring plate not detected ≥ 3 mA
Measuring plate detected ≤ 1 mA

Functional safety related parameters

Safety Integrity Level (SIL) SIL 3
MTTFd 10660 a
Mission Time (TM) 20 a
Diagnostic Coverage (DC) 0 %

Compliance with standards and directives

Standard conformity
NAMUR EN 60947-5-6:2000
IEC 60947-5-6:1999
Standards EN IEC 60947-5-2

Approvals and certificates

IECEx approval
Equipment protection level Ga IECEx PTB 11.0092X
Equipment protection level Gb IECEx PTB 11.0092X
Equipment protection level Gc (ec) IECEx TUR 21.0017X
Equipment protection level Da IECEx PTB 11.0092X
Equipment protection level Dc (tc) IECEx TUR 21.0018X
Equipment protection level Mb IECEx PTB 11.0092X
ATEX approval
Equipment protection level Ga PTB 00 ATEX 2049 X
Equipment protection level Gb PTB 00 ATEX 2049 X
Equipment protection level Gc (ec) TÜV 20 ATEX 8523 X
Equipment protection level Da PTB 00 ATEX 2049 X
Equipment protection level Dc (tc) TÜV 20 ATEX 8524 X
UL approval cULus Listed, General Purpose
Ordinary Location E87056
Hazardous Location E501628
Control drawing 116-0454
CCC approval
Hazardous Location 2020322315002308
2024322315005947
2024322315005860

Ambient conditions

Ambient temperature -50 … 100 °C (-58 … 212 °F)
Safety application: -40 … 100°C

Mechanical specifications

Connection type cable
Housing material Crastin (PBT), black
Sensing face Crastin (PBT), black
Degree of protection IP68
Cable
Cable diameter 4.8 mm ± 0.2 mm
Bending radius > 10 x cable diameter
Material silicone
Core cross section 0.34 mm2
Length L 2 m
Dimensions
Length 34 mm
Diameter 12 mm
Note Security relevant only up to -40°C

General information

Scope of delivery Supplied with 2 nuts
Use in the hazardous area see instruction manuals

Additional information

Related Products

SCHNEIDER_Digital Laser Sensor LS-400
M12
IDS USB 2
Mitutoyo_Dial Indicators_2109A-10
SICK_sensor_Photoelectric_sensor_V12-2_VL12-2P132
Trachea Quick-Plug Connector Full Copper Nickel-Plated PCF6-M5PCF4 8-03 0406
Select your currency