Data Sheet

1
Inductive sensor NJ0,8-4,5-N
Release date: 2019-04-25 16:37 Date of issue: 2019-04-25 106331_eng.xml
Germany: [phone]Pepperl+Fuchs Group
Refer to "General Notes Relating to Pepperl+Fuchs Product Information".
USA: [phone] Singapore: [phone]
www.pepperl-fuchs.com [e-mail] [e-mail]
[e-mail]
0102
Model Number
NJ0,8-4,5-N
Features
•0.8 mm flush
• Usable up to SIL 2 acc. to IEC 61508
Accessories
BF 4,5
Mounting flange, 4.5 mm
Technical Data
General specifications
Switching function Normally closed (NC)
Output type NAMUR
Rated operating distance s
n
0.8 mm
Installation flush
Assured operating distance s
a
0 ... 0.65 mm
Reduction factor r
Al
0.4
Reduction factor r
Cu
0.3
Reduction factor r
304
0.85
Output type 2-wire
Nominal ratings
Nominal voltage U
o
8.2 V (R
i
approx. 1 kΩ)
Operating voltage U
B
5 ... 25 V
Switching frequency f 0 ... 5000 Hz
Hysteresis H typ. 5 %
Suitable for 2:1 technology yes , Reverse polarity protection diode not required
Current consumption
Measuring plate not detected
≥ 3 mA at nominal voltage
Measuring plate detected
≤ 1 mA at nominal voltage
Functional safety related parameters
MTTF
d
1050 a
Mission Time (T
M
) 20 a
Diagnostic Coverage (DC) 0 %
Ambient conditions
Ambient temperature -25 ... 100 °C (-13 ... 212 °F)
Mechanical specifications
Connection type cable PVC , 2 m
Core cross-section 0.14 mm
2
Housing material Stainless steel 1.4305 / AISI 303
Sensing face PBT
Degree of protection IP67
Cable
Bending radius
> 10 x cable diameter
General information
Use in the hazardous area see instruction manuals
Category
2G
Compliance with standards and
directives
Standard conformity
NAMUR
EN 60947-5-6:2000
IEC 60947-5-6:1999
Standards
EN 60947-5-2:2007
EN 60947-5-2/A1:2012
IEC 60947-5-2:2007
IEC 60947-5-2 AMD 1:2012
Approvals and certificates
FM approval
Control drawing
116-0165
UL approval cULus Listed, General Purpose
CSA approval cCSAus Listed, General Purpose
CCC approval CCC approval / marking not required for products rated ≤36 V
Dimensions
Ø 4,5
20