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NCN3-F31K-N5-K

Direct mounting on standard actuatorsFixed settingEC-Type Examination Certificate TÜV99ATEX1479X2:1 transfer methodLEDs for switching state of sensor and solenoid valveValve LEDs disconnectable

重要参数:

系列:Double sensor

外壳材料:PBT

输出及电压类型:2 线, DC

输出:NAMUR

Direct mounting on standard actuators

Fixed setting

EC-Type Examination Certificate TÜV99 ATEX 1479X

2:1 transfer method

LEDs for switching state of sensor and solenoid valve

Valve LEDs disconnectable


General specifications
Switching function2 x normally closed (NC)
Output typeNAMUR
Rated operating distance3 mm
Installationflush mountable
Assured operating distance0 ... 2.4 mm
Actual operating distance2.7 ... 3.3 mm typ.
Reduction factor rAl0.35
Reduction factor rCu0.3
Reduction factor r3040.75
Reduction factor rSt371
Reduction factor rBrass0.45
Output type2-wire
Nominal ratings
Nominal voltage8 V
Switching frequency0 ... 3 kHz
Hysteresistyp. 5 %
Short-circuit protectionyes
Suitable for 2:1 technologyyes , Reverse polarity protection diode not required
Current consumption

Measuring plate not detected≥ 3 mA

Measuring plate detected≤ 1 mA
Time delay before availability≤ 1.1 ms
Switching state indicatorLED, yellow
Valve status indicatorLED, yellow
Functional safety related parameters
MTTFd1470 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %
Valve circuit
Voltagemax. 32 V DC
Currentmax. 240 mA
Short-circuit protectionno
Reverse polarity protectionyes, with reversed output LED is out of function, therfore more power for solenoid valve
Compliance with standards and directives
Standard conformity

NAMUREN 60947-5-6:2000
IEC 60947-5-6:1999

Electromagnetic compatibilityNE 21:2007

StandardsEN 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
UL approvalcULus Listed, General Purpose

Ordinary LocationE87056

Hazardous LocationE501628

Control drawing116-0456
CSA approvalcCSAus Listed, General Purpose
CCC approvalCCC approval / marking not required for products rated ≤36 V
Ambient conditions
Ambient temperature-25 ... 100 °C (-13 ... 212 °F)
Storage temperature-40 ... 100 °C (-40 ... 212 °F)
Mechanical specifications
Connection (system side)Cage tension spring terminals
Core cross-section (system side)1.5/2.5 mm2 flexible/rigid
Connection (valve side)Cage tension spring terminals
Core cross-section (valve side)1.5/2.5 mm2 flexible/rigid
Housing materialPBT
Sensing facePBT
Degree of protectionIP67
Tightening torque, housing screws1 Nm
Tightening torque, cable glandM20 x 1.5 ; max. 7 Nm
M12 x 1.5 ; max. 1.5 Nm
NoteLED switch-off
General information
Use in the hazardous areasee instruction manuals