NJ4-12GM-N-V1 Pepperl+Fuchs Inductive sensor

$92.00

Inductive sensor NJ4-12GM-N-V1

  • 4 mm non-flush
  • Usable up to SIL 2 acc. to IEC 61508


NAMUR sensors

Quantity

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General specifications
Switching function Normally closed (NC)
Output type NAMUR
Rated operating distance 4 mm
Installation non-flush
Assured operating distance 0 ... 3.24 mm
Reduction factor rAl 0.4
Reduction factor rCu 0.3
Reduction factor r304 0.85
Output type 2-wire
Nominal ratings
Nominal voltage 8.2 V (Ri approx. 1 kΩ)
Switching frequency 0 ... 1500 Hz
Hysteresis 3 %
Current consumption
Measuring plate not detected min. 3 mA
Measuring plate detected ≤ 1 mA
Functional safety related parameters
MTTFd 11774 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 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
EAC conformity TR CU 012/2011
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
Ambient conditions
Ambient temperature -25 ... 100 °C (-13 ... 212 °F)
Mechanical specifications
Connection type Connector plug M12 x 1 , 4-pin
Housing material Stainless steel 1.4305 / AISI 303
Sensing face PBT
Degree of protection IP67
Equipment protection level Ga
CE marking [*PD-Z02585A*]
ATEX marking Ex-Hexagon II 1G Ex ia IIC T6…T1 Ga The Ex-related marking can also be printed on the enclosed label.
Standards EN 60079-0:2012+A11:2013 EN 60079-11:2012 Ignition protection "Intrinsic safety" 
Use is restricted to the following stated conditions
Appropriate type NJ 4-12GM-N...
Effective internal inductivity max. 45 nF ; a cable length of 10 m is considered.
Effective internal inductance max. 50 µH ; a cable length of 10 m is considered.
Ambient temperature Details of the correlation between the type of circuit connected, the maximum permissible ambient temperature, the temperature class, and the effective internal reactance values can be found on the EC-type examination certificate. Note:Use the temperature table for category 1 !!! The 20 % reduction in accordance with EN 1127-1 has already been applied to the temperature table for category 1.
Equipment protection level Gb
CE marking [*PD-Z02585A*]
ATEX marking Ex-Hexagon II 1G Ex ia IIC T6…T1 Ga The Ex-related marking can also be printed on the enclosed label.
Standards EN 60079-0:2012+A11:2013 EN 60079-11:2012 Ignition protection "Intrinsic safety" 
Use is restricted to the following stated conditions
Appropriate type NJ 4-12GM-N...
Effective internal inductivity max. 45 nF ; a cable length of 10 m is considered.
Effective internal inductance max. 50 µH ; a cable length of 10 m is considered.
Maximum permissible ambient temperature Details of the correlation between the type of circuit connected, the maximum permissible ambient temperature, the temperature class, and the effective internal reactance values can be found on the EC-type examination certificate.
Equipment protection level Da
CE marking [*PD-Z02585A*]
ATEX marking Ex-Hexagon II 1D Ex ia IIIC T135°C Da The Ex-related marking can also be printed on the enclosed label.
Standards EN 60079-0:2012+A11:2013 EN 60079-11:2012 Ignition protection "Intrinsic safety" 
Use is restricted to the following stated conditions
Appropriate type NJ 4-12GM-N...
Effective internal inductivity max. 45 nF ; a cable length of 10 m is considered.
Effective internal inductance max. 50 µH ; a cable length of 10 m is considered.
Maximum permissible ambient temperature
Details of the correlation between the type of circuit connected, the maximum permissible ambient temperature, the surface temperature, and the effective internal reactance values can be found on the EC-type-examination certificate. The maximum permissible ambient temperature of the data sheet must be noted, in addition, the lower of the two values must be maintained.
General information
Scope of delivery 2 self locking nuts in scope of delivery
Use in the hazardous area see instruction manuals
Category 1G; 2G
3 Items